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7th Grade Life Science Final Exam

Total questions: 213

Worksheet time: 3hrs 25mins

Name
Class
Date
1.
What part of a compound microscope do you put your eye up to to see the stage?
a)
Objective Lens
b)
Eyepiece (Ocular Lens)
c)
Arm
d)
Base
2.
Using a 4x objective lens and your 10x eyepiece, what is the TOTAL MAGNIFICATION of your image?
a)
4x
b)
400x
c)
14x
d)
40x
3.
The part of the microscope that you turn to change to a new objective lens.
a)
Stage
b)
Diaphragm
c)
Nosepiece
d)
Body Tube
4.
The entire circular area viewed when looking into the eyepiece of the microscope.
a)
Focus
b)
Objective
c)
Field of view
d)
Pointer
5.
The part of the microscope that the specimen slide rests on.
a)
Base
b)
Light source
c)
Stage
d)
Objective Lens
6.
What is part 1?
a)
eye piece
b)
body tube
c)
arm
d)
coarse adjust
7.
What part is 3?
a)
eye piece
b)
base
c)
arm 
d)
coarse adjust
8.
What is part 11?
a)
coarse adjustment
b)
fine adjustment
c)
diaphragm
d)
stage
9.
What is part 6?
a)
arm 
b)
base
c)
body tube
d)
illuminator
10.

Moves stage up and down for focusing; locates the specimen

a)

Fine Focus Knob

b)

Large Focus Knob

c)

Course Focus Knob

d)

Small Focus Knob

11.

Label the part of the microscope. What is part E?

a)

stage

b)

stage clips

c)

focus knob

d)

eyepiece tube

12.
Part 11
a)
Stage Clips
b)
Stage
c)
Diaphragm
d)
Illuminator
13.
Part 12
a)
Fine Adjustment Knob
b)
Coarse Adjustment Knob
c)
Diaphragm
d)
Objective
14.
Part 13
a)
Fine Adjustment Knob
b)
Course Adjustment Knob
c)
Stage
d)
Diaphragm
15.

Which part of the microscope is labeled 10?

a)

Ocular Lens

b)

Fine adjustment knob

c)

base

d)

light source

16.

What is the purpose of the scientific method?

a)

To solve problems and create experiments

b)

To research new information

c)

To practice safety

d)

To become a scientist

17.

What is the final step in the scientific method?

a)

Write a conclusion about your results

b)

Record and analyze the data

c)

Form a hypothesis

d)

Research your topic

18.

What is a procedure?

a)

Step by step instructions

b)

Safety rules

c)

What stays the same in an experiment

d)

A prediction

19.

What is the first step in the scientific method?

a)

Form a hypothesis

b)

Make an observation and ask a question about it

c)

Research your topic

d)

Record and analyze data

20.

What should you wear in science lab to be safe and protected from dangerous chemicals?

a)

Goggles

b)

Lab apron

c)

Closed toe shoes

d)

ALL OF THESE

21.

If you do not understand a direction, you should:

a)

Try several methods until something works

b)

Ask the teacher before proceeding

c)

Skip it and go onto the next part

d)

Mix chemicals randomly

22.

You have been injured in the laboratory (cut,

burned, etc.). FIRST you should:

a)

visit the school nurse.

b)

see a doctor after school.

c)

tell the teacher at once.

d)

apply first aid yourself.

23.
What step do we always start with when using dichotomous keys?
a)
1
b)
2
c)
3
d)
4
24.
The 8 levels of classification, most broad to most specific.
a)
Domain, Genus, Family, Order, Class, Phylum, Kingdom, Species
b)
Domain, Species, Kingdom, Genus, Phylum, Family, Class, Order
c)
Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
d)
Order, Kingdom, Species, Domain, Phylum, Family, Class, Genus
25.
Term given to describe the 2 name naming system is:
a)
dichotmous key
b)
binomial nomenclature
c)
2 scientific names
d)
binomial key
26.
An illustration and a dichotomous key are given. What is the correct classification for this organism?
a)
Class Insecta
b)
Order Amblygygi
c)
Order Araneae
d)
Order Scorpiones
27.
What is the name of bird W?
a)
Certhidea
b)
Geospiza
c)
Camarhynchus
d)
Platyspiza
28.
Using this dichotomous key, identify the name of the circled Fish, J.
a)
peacock flounder
b)
band-tail puffer
c)
trumpet fish
d)
spotted goat fish
29.

Reaction to changes in the environment

a)

adaptation

b)

stimulus

c)

response

d)

internal stimuli

30.

How many characteristics do all living things have to have?

a)

5

b)

6

c)

7

d)

8

31.

What characteristic is this:

The smallest unit of an organism that carries the function of life.

a)

Made up of cells

b)

Grow and Develop

c)

Respond

d)

Homeostasis

e)

Use Energy

32.

What characteristic is this:

Cells increase as the organism gets older.

a)

Made up of cells

b)

Grow and develop

c)

Respond

d)

Use Energy

e)

Reproduce

33.

What characteristic is this:

Used by organisms, plants get it from the sun, and animals get it from eating.

a)

Homeostasis

b)

Use energy

c)

Reproduce

d)

Respond

e)

Grow and Develop

34.

What characteristic is this:

They have to make more of themselves.

a)

Reproduce

b)

Be made of cells

c)

Grow and develop

d)

Respond

e)

Use Energy

35.

Worms feed off of the living matter in the soil.

a)

reproduce

b)

exchange and eliminate

c)

consume nutrients

d)

respond to the environment

36.
This domain is characterized by ancient bacteria that can live in extreme environments, such as volcanoes.
a)
Archaea
b)
Bacteria
c)
Eukarya
d)
Prokarya
37.

I am made of many cells. My cells have an organized nucleus. I mostly have two parents, but sometimes one. I make my own food. What kingdom do I belong to?

a)

Fungi

b)

Bacteria

c)

Plantae

d)

Animalia

38.

I have no nucleus and can live in extreme temperatures. What kingdom do I belong to?

a)

Fungi

b)

Protista

c)

Bacteria

d)

Archaea

39.

I reproduce sexually and I am multicellular. My cells have a nucleus. I am not able to make my own food. What kingdom do I belong to?

a)

Plantae

b)

Animalia

c)

Fungi

d)

Protista

40.

I am mostly unicellular. My cells have a nucleus. I am a heterotroph and I reproduce sexually and asexually.

What kingdom do I belong to?

a)

Fungi

b)

Archaea

c)

Bacteria

d)

Protista

41.

The Eukarya Domain has which kingdoms?

a)

Archaea

b)

Bacteria

c)

Plantae, Animalia, Fungi and Protista

d)

none of the above

42.
I have cell walls
I am an autotroph
I am multicellular
What am I?
a)
Plant
b)
Animal
c)
Eubacteria
d)
Unicorn
43.
I am unicellular
I am prokaryotic
I am found in extreme ecosystems
What kingdom do I belong to?
a)
The Candy Kingdom
b)
Kingdom Plantae
c)
Kingdom Animalia
d)
Kingdom Archaebacteria
44.
My Kingdom includes mushrooms and yeast!
a)
Animalia
b)
Plantae
c)
Eubacteria
d)
Fungi
45.
In my kingdom, we have strange and amazing members that don't seem to fit well in any of the other kingdoms.
Who am I?
a)
Plantae
b)
Animalia
c)
Oz
d)
Protista
46.
I sometimes get confused by others to be a plant. I'm heterotrophic and digest decaying material. What kingdom to I belong to?
a)
Archaebacteria
b)
Animalia
c)
Fungi
d)
Protista
47.
Which applies to members of the kingdom PROTISTA?
a)
They have cell walls of chitin
b)
They have no cell walls or chloroplasts
c)
They include slime molds and giant kelp
d)
They include mosses and ferns
48.
Which of the following is the correct order of organization in living things from most basic (simple) to most complex?
a)
a.  Organism, cell, tissue, organ, organ system
b)
a.  Organ system, organ, tissue, cell, organism
c)
a.  Cell, tissue, organ, organ system, organism
d)
a.  Cell, organ, tissue, organ, organism, organ system
49.

The 3 parts of the Cell Theory are...?

a)

All living things are composed of cells.

Cells are the basic units of structure and function in living things.

All cells are produced from other cells.

b)

All living things are composed of cells.

Cells are the basic units of dance and vibes in living things.

All cells are destroyed from other aliens.

c)

All living things are composed of Jell-O.

Cells are the basic units of structure and function in living things.

All cells are produced from factories in Canada.

d)

All living things are composed of cells.

Cells do karate and practice eating whole pies in their free time.

All cells are produced from other cells.

50.
What type of cell has a nucleus? 
a)
eukaryotic
b)
prokaryotic 
51.
What type of cell has a nucleus? 
a)
eukaryotic
b)
prokaryotic 
52.
What type of cell is pictured?
a)
Prokaryotic
b)
Eukaryotic
c)
Plant
d)
Animal
53.

This cell is a ...

a)

Prokaryotic Cell

b)

Eukaryotic Cell

54.

Which cells contain Ribosomes?

a)

Prokaryotic

b)

Eukaryotic

c)

Both

55.

Which cell is larger?

a)

Prokaryotic

b)

Eukaryotic

56.

Which cell is smaller?

a)

Prokaryotic

b)

Eukaryotic

57.
Which of the following scientists concluded that all animals are made of cells?
a)
Rudolf Virchow
b)
Matthais Schleiden
c)
Robert Hooke
d)
Theodor Schwann
58.

Please select all types of Passive Transport. (hint: there will be more than one answer)

a)

Simple Diffusion

b)

Endocytosis

c)

Osmosis

d)

Facilitated Diffusion

e)

Exocytosis

59.
Which of the following scientists was the first to observe bacteria?
a)
Anton van Leuwenhoek
b)
Matthais Schleiden
c)
Robert Hooke
d)
Theodor Schwann
60.
Who was the "scientist" who observed pond water and teeth scrapings in his microscope?
a)
Hooke
b)
Leeuwenhoek
c)
Schleidian
d)
Virchow
61.
Who looked at cork and named the cell?
a)
Robert Hooke
b)
Van Leeuwenhoek
c)
Robert Brown
d)
Francesco Redi
62.

Which of the following scientists contributed to the cell theory?

a)

Rudolf Virchow, Robert Hooke, Anton van Leuwenhoek

b)

Matthais Schleiden, Theodor Schwann, Rudolf Virchow

c)

Robert Hooke, Theodor Schwann, Anton von Leuwenhoek

d)

Theodor Schwann, Matthais Schleiden, Robert Hooke

63.

Which Scientist said all plants are made of cells?

a)

Hooke

b)

Leeuwenhoek

c)

Schleiden

d)

Schwann

e)

Virchow

64.
Passive transport requires no
a)
concentration gradients
b)
osmosis
c)
motion
d)
energy
65.
Movement of particles from high to low concentration. 
a)
Passive Transport
b)
Active Transport
66.
What is diffusion?
a)
when molecules move 
b)
when molecules move from a high concentration to a low.
c)
no movement 
d)
molecules move everywhere
67.

Please select all types of Active Transport. (hint: there will be more than one answer)

a)

Simple Diffusion

b)

Endocytosis

c)

Active Transport

d)

Facilitated Diffusion

e)

Exocytosis

68.

Which biomolecule is used to store and transport genetic information?

a)

nucleic acid

b)

protein

c)

carbohydrates

d)

lipids

69.

Which biomolecules are used for the growth and repair of cells?

a)

proteins

b)

nucleic acids

c)

lipids

d)

carbohydrates

70.

Which biomolecule makes up the cell membrane and is used for long term energy storage?

a)

lipids

b)

carbohydrates

c)

proteins

d)

nucleic acids

71.

Which biomolecule is used for short term energy storage?

a)

carbohydrates

b)

proteins

c)

lipids

d)

nucleic acids

72.

This biomolecule includes sugars and starches.

a)

carbohydrate

b)

protein

c)

lipids

d)

nucleic acids

73.

Which biomolecule contains fats, oils, and waxes?

a)

lipids

b)

carbohydrates

c)

nucleic acids

d)

proteins

74.

Which biomolecule is a source of fast, quick energy for cells?

a)

carbohydrates

b)

lipids

c)

nucleic acids

d)

proteins

75.

4. Which biomolecules transport oxygen and other substances and also form part of most organelles?

a)

Lipids

b)

Carbohydrates

c)

Proteins

d)

Nucleic Acids

76.

5. Which biomolecules provide quick energy for the cell and also provide materials to build the cell membrane/wall?

a)

Carbohydrates

b)

Proteins

c)

Lipids

d)

Nucleic Acids

77.

10. Your friend is feeling irritable, lightheaded and dizzy. They are also feeling a bit of confusion and brain fog. Which biomolecule would you recommend your friend consume?

a)

Protein

b)

Carbohydrates

c)

Nucleic Acid

d)

Lipid

78.

2. Which biomolecules contains your genetic information?

a)

Proteins

b)

Lipids

c)

Carbohydrates

d)

Nucleic Acids

79.

9. Amino Acids are the monomers of __________.

a)

Nucleic Acids

b)

Proteins

c)

Carbohydrates

d)

Lipids

80.

6. The monomer of carbohydrates is known as _______.

a)

Amino Acid

b)

Fatty Acid

c)

Nucleotide

d)

Saccharide

81.

Just under an orca's skin lies a thick layer of blubber. Blubber helps insulate a whale from heat loss. Based on this information, which biomolecule is blubber primarily made of?

a)

Lipids

b)

Nucleic Acids

c)

Proteins

d)

Carbohydrates

82.

7. Glycerol and fatty acids are the monomers of _________.

a)

Lipids

b)

Carbohydrates

c)

Proteins

d)

Nucleic Acids

83.

3. Which biomolecules act as energy storage for the cell and also cushions and insulates organs?

a)

Carbohyrdates

b)

Lipids

c)

Proteins

d)

Nucleic Acids

84.

8. The monomer of Nucleic Acids is known as _________.

a)

Amino Acid

b)

Fatty Acid

c)

Nucleotide

d)

Saccharide

85.

11. People with albinism do not produce the melanin protein. Melanin allows for people to be protected from the sun and thus people with albinism are prone to severe sunburns. Which biomolecule would you infer is responsible for albinism?

a)

Carbohydrate

b)

Protein

c)

Lipid

d)

Nucleic Acid

86.

Which two biomolecules are made of Carbon, Hydrogen, and Oxygen?

a)

Nucleic Acids

b)

Proteins

c)

Lipids

d)

Carbohydrates

87.

Which biomolecule are made of Carbon, Hydrogen, Oxygen, and Nitrogen?

a)

Nucleic Acids

b)

Proteins

c)

Lipids

d)

Carbohydrates

88.

Which biomolecule are made of Carbon, Hydrogen, Oxygen, Nitrogen, and Phosphorus?

a)

Nucleic Acids

b)

Proteins

c)

Lipids

d)

Carbohydrates

89.

The products of photosynthesis are...

a)

glucose and oxygen

b)

carbon dioxide and water

90.

The reactants to photosynthesis are...

a)

glucose and oxygen

b)

carbon dioxide and water

91.

What gives the leaf its green color and absorbs sunlight?

a)

stomata

b)

chlorophyll

c)

roots

d)

flowers

92.

What are the products of cellular respiration? Choose 3.

a)

water

b)

ATP

c)

Oxygen

d)

Sunlight

e)

Carbon Dioxide

93.

The process in which a cell harvests energy from glucose and makes it into usable energy for the body is called-----

a)

cellular fermentation

b)

anaerobic respiration

c)

aerobic fermentaion

d)

cellular respiration

94.

Which organ in a cell produces a large amount of ATP through cellular respiration?

a)

chloroplast

b)

mitochondrion

c)

nucleus

d)

ribosome

95.

Fermentation does not require oxygen. Which type of human cell is the most common site for fermentation?

a)

skin cells

b)

muscle cells

c)

nerve cells

d)

bone cells

96.

How many daughter cells does mitosis produce?

a)

1

b)

2

c)

3

d)

4

97.
Which of the following alleles is homozygous (purebred) recessive?
a)
Tt
b)
tt
c)
TT
d)
t
98.
G = green, g = yellow
The genotype for a yellow plant is...
a)
GG
b)
Gg
c)
gg
d)
all of the choices result in yellow
99.
Two brown eyed parents (Bb) have a baby. What is the chance the baby is blue eyed?
a)
0 %
b)
25%
c)
50%
d)
75%
100.
Dominant alleles are represented by a:
a)
Male gene
b)
lowercase letter
c)
recessive trait
d)
capital letter
101.
Aa, DD, bB, yy are all examples of
a)
genotypes
b)
phenotypes
102.
AA and Aa always show up as
a)
dominant
b)
recessive
103.
Aa is
a)
homozygous
b)
heterozygous
104.
What is the dominant trait?
a)
yellow pea seeds
b)
green pea seeds
c)
there is no dominant seed
d)
Jolly green giant
105.
Which of the following genotypes is homozygous dominant?
a)
A
b)
Aa
c)
AA
d)
aa
106.
Which of the following genotypes is heterozygous?
a)
Bb
b)
BB
c)
bb
d)
B
107.

Which of the following genotypes is homozygous recessive?

a)

Tt

b)

tt

c)

TT

d)

tT

108.
Which of the following is homozygous dominant?
a)
Yy
b)
Y
c)
yy
d)
YY
109.
Which of the following is homozygous recessive?
a)
Tt
b)
tt
c)
TT
d)
T
110.
Which of the following best describes a DNA molecule?
a)
double helix
b)
contains ribose
c)
made of amino acids
d)
contains Uracil
111.
Adenine bonds with ______________.
a)
Guanine
b)
Thymine
c)
Cytosine
d)
Adenine
112.
Guanine bonds with ______________.
a)
Adenine
b)
Guanine
c)
Cytosine
d)
Thymine
113.
What are the 4 nitrogen bases?
a)
adenine, thymine, cytoplasm, and guanine
b)
adenine, thymine cytosine, and guanine
c)
adenine, thymine, cytosine, and gylcerol
d)
adenine, thymine, cytosine, and glucose
114.
Which sequence of DNA bases would pair with this partial strand
ATG TGA CAG
a)
ATG TGA CAG
b)
TAC ACT GTC
c)
GTA AGT GAC
d)
CAT TCA CTG
115.
The two strands of nitrogenous bases in DNA are joined by which type of bond?
a)
polar bonds
b)
ionic bonds
c)
covalent bonds
d)
hydrogen bonds
116.
Which 2 molecules form the sides (backbone) of the DNA ladder?
a)
deoxyribose sugar and adenine
b)
deoxyribose sugar and a hydrogen bond
c)
deoxyribose sugar and the nucleus
d)
deoxyribose sugar and phosphate
117.

What is most likely to happen to moth populations in the picture shown?

a)

Light moths--hunted easily, dark moths--population increase

b)

Dark moths--hunted easily, dark moths--population increase

c)

Light moths--hunted easily, light moths--population increase

d)

Lights moths will change their color to match dark moths.

118.

A yellow morph and green morph of an insect lives in the rainforest canopy. You would expect:

a)

the green population to increase and the yellow to decrease

b)

both populations should stay the same

c)

both populations will increase

d)

the green population to decrease and the yellow to increaseThis is a wrong answer

119.

How do you "win" at natural selection?

a)

survive

b)

go extinct

c)

survive & reproduce

120.
Why is the mouse population changing over time?
a)
The light mice can reproduce more successfully than the dark mice
b)
The hawks eat more dark mice than light mice because the dark mice taste better
c)
The hawks eat more light mice than dark mice because they can see the light mice more easily
d)
The hawks eat more dark mice than light mice because they can see the dark mice more easily
121.
When an organism completely dies out, it is called.....
a)
Adaption
b)
Extinction
c)
Fossilization
d)
Mutation
122.

What do we call structures that no longer perform their original function?

a)

Natural Selection

b)

Analogous Structure

c)

Vestigial Structure

d)

Homologous Structure

123.

What do you call similar structures that related species have inherited from a common ancestor?

a)

Natural Selection

b)

Analogous Structure

c)

Vestigial Structure

d)

Homologous Structure

124.

How is DNA connected to evolution and adaptations?

a)

Mutations occur randomly in our DNA.

b)

It's not at all.

c)

We get our DNA from our parents.

125.

this process describes how humans choose individuals to reproduce to get offspring with more desirable traits

a)

selective breeding / artificial selection

b)

natural selection

c)

adaptations

126.

The rancher selects the fastest horses and has them reproduce. This is...

a)

natural selection

b)

selective breeding

127.
How do fossils provide evidence that evolution has happened on Earth?
a)
Fossils show how the sizes of certain animals has changed drastically over millions of years
b)
Fossils show that some species have gone extinct
c)
Fossils show how life forms present today are different than those from the past
d)
Different sedimentary rock layers provide evidence for how the environment has changed over time
128.

What is one ABIOTIC factor in this ecosystem?

a)

frog

b)

tadpole

c)

water

d)

snail

129.

What is one BIOTIC factor in this ecosystem?

a)

Soil

b)

Water weeds

c)

Sun

d)

Water

130.

Water, nutrients, soil, sunlight, temperature, and living space are examples of Biotic Factors in a habitat

a)

True

b)

False

131.

Habitat is defined as an environment that provides things which an organism needs to live, grow and reproduce.

a)

True

b)

False

132.

All the different populations that live together in an area is the definition of ____________.

a)

Ecosystem

b)

Community

c)

Population

d)

Organism

133.
In general, which of the following is a true statement about population size?
a)
If birth rate < death rate, population size increases
b)
If death rate < birth rate, population size decreases
c)
If birth rate > death rate, population size increases
d)
If death rate > birth rate, population size increases
134.
How do you think an increase in the fox population affected the hare population?
a)
The hares decreased beacause there were fewer food sources
b)
The hares increased because there were more food sources
c)
The hares decreased because there were more fox to prey on them
d)
The hares increased because they had more space 
135.
Environmental conditions that prevent populations from increasing
a)
abiotic factors
b)
carrying capacity
c)
limiting factors
d)
biotic factors
136.
The largest population that an environment can support
a)
carrying capacity
b)
ecosystem
c)
adaptation
d)
limiting factors
137.
A symbiotic relationship in which one species benefits and the other is harmed
a)
mutualism
b)
predation
c)
commensalism
d)
parasitism
138.
A symbiotic relationship in which one organism benefits and the other species is neither harmed or helped
a)
mutualism
b)
predation
c)
commensalism
d)
parasitism
139.
An interaction in which one organism kills and eats another organism
a)
competition
b)
mutualism
c)
commensalism
d)
predation
140.
This is an example of...
a)
commensalism
b)
mutualism
c)
parasitism
141.
This is an example of?
a)
symbiosis
b)
predator & prey
c)
mutualism
d)
parasitism
142.
What kind of relationship is this?
a)
predator/prey
b)
commensalism
c)
mutualism
d)
parasitism
143.
What type of relationship is this?
a)
predator/prey
b)
mutalism
c)
commensalism
d)
parasitism
144.
One organism is hurt while the other benefits.
a)
mutalism
b)
parasitism
c)
commensalism
145.
What are the two main factors that determine the climate of an area?
a)
precipitation and humidity
b)
temperature and air pressure
c)
wind conditions and humidity
d)
temperature and precipitation
146.
This biome is found around the equator and is home to a large amount of biodiversity.
a)
Deserts
b)
Tropical Rain Forests
c)
Savannas
d)
Chaparral 
147.
What is this biome?
a)
Deciduous Forest
b)
Tropical Rainforest
148.

What is this biome?

a)

Taiga

b)

Desert

149.
The climate in a tropical rain forest can be described as
a)
cold and wet 
b)
warm and dry 
c)
cold and dry 
d)
warm and wet 
150.
A Biome covered with grasses is called....
a)
Grasslands
b)
Africa
c)
Meadow
d)
Forest
151.
Deer, squirrels, and rabbits live in this cool biome.
a)
Tropical Rainforest
b)
Savannah
c)
Mountainous Forest
d)
Temperate Forest
152.
This biome includes three zones: intertidal, near-shore, and open ocean zone and includes living thins such as crabs, otters, and whales.
a)
Wetlands
b)
Marine
c)
Ocean
d)
Freshwater
153.

Has clumps of trees and seasonal rains

a)

temperate deciduous forest

b)

coniferous forest

c)

savanna

d)

prairie

154.
Has permafrost; in the Arctic or Antarctic
a)
alpine tundra
b)
savanna
c)
desert
d)
polar tundra
155.
The area of the map shaded in green represents which of the following terrestrial biome
a)
Coniferous Forrest
b)
Deciduous Forrest 
c)
Desert
d)
Tundra
156.

In which biome would you MOST LIKELY find this organism?

a)

savanna

b)

tropical rainforest

c)

prairie

d)

tundra

157.

What is Tundra?

a)

The very large area of wet land in the far northern parts of the world that is covered with conifer trees

b)

Thick forest that grows in hot parts of the world

c)

Vegetation composed primarily of broad-leaved trees that shed all their leaves during one season

d)

A vast, flat, treeless Arctic region of Europe, Asia, and North America in which the subsoil is permanently frozen.

158.

What does a desert look like?

a)

A vast, flat, treeless Arctic region in which the subsoil is permanently frozen.

b)

An area, often covered with sand or rocks, where there is very little rain and not many plants.

c)

A large open area of country covered with grass, especially one used for grazing.

d)

A large naturally occurring community of plants and animals occupying a major habitat

159.

What does Taiga look like?

a)

Vegetation composed primarily of broad-leaved trees that shed all their leaves during one season.

b)

Thick forest that grows in hot parts of the world.

c)

A large open area of country covered with grass, especially one used for grazing.

d)

A very large area of wet land in the far northern parts of the world that is covered with conifer trees

160.

What is a Tropical Forest?

a)

Thick forest that grows in hot parts of the world.

b)

Vegetation composed primarily of broad-leaved trees that shed all their leaves during one season

c)

A large open area of country covered with grass, especially one used for grazing

d)

A vast, flat, treeless Arctic region of Europe, Asia, and North America in which the subsoil is permanently frozen.

161.

What Biome has vegetation composed primarily of broad-leaved trees that shed all their leaves during one season?

a)

Grasslands

b)

Deciduous Forest

c)

Tropical Rainforest

d)

Taiga

162.

What biome is described as a large open area of country covered with grass, especially used for grazing?

a)

Desert

b)

Tundra

c)

Grasslands

d)

Taiga

163.

This describes what system: The process of water circulating through a system through evaporation and precipitation (rainfall).

a)

Nutrient Cycle

b)

Inputs

c)

Water Cycle

d)

Natural Systems

164.

What are living things that break down the remains of other living things?

a)

Humans

b)

Animals

c)

Plants

d)

Decomposers

165.

What is a food chain?

a)

The natural home of an animal.

b)

The use of land for growing crops and rearing animals.

c)

A model that shows how energy flows between living things.

d)

A group of parts within a specific area that work together as a whole.

166.

Which biome covers most of Canada?

a)

Tundra

b)

Taiga

c)

Temperate Forest

d)

Desert

167.
After plants and animals contain nitrogen, what puts it back into atmosphere and soil?
a)
decomposition
b)
precipitation
c)
condensation
d)
bacteria
168.
All of the carbon in existence is continually recycled in the carbon cycle
a)
True
b)
False
169.

How do animals get carbon?

a)

By eating plants and or other animals.

b)

They absorb it from the atmosphere.

c)

From the ground

d)

They do not get carbon from anywhere.

170.

Carbon enters the soil through dead plant or animal matter.

a)

Decomposition

b)

Respiration

c)

Photosynthesis

d)

Diffusion

171.
An area in which fresh water from a river mixes with salt water from the ocean
a)
Mangrove Swamp
b)
Estuary
c)
Marshes
d)
Wetland
172.

Which of the following are producers in the food web?

a)

Phytoplankton and seaweed

b)

Phytoplankton and zooplankton

c)

Squid and Elephant Seal

d)

Seaweed and Crabs

173.

The original source of energy for a food web is...

a)

plants

b)

sun

c)

producers

d)

decomposers

174.

Decomposers get energy from...

a)

the sun

b)

eating plants

c)

eating animals

d)

dead things and waste

175.

Arrows in a food web represent...

a)

eating

b)

sunlight

c)

energy

d)

matter

176.

An organism that gets energy from eating other organisms is a ______________

a)

producer

b)

consumer

c)

decomposer

177.

If an arrow points from a rabbit to a fox it means

a)

The energy is going from the rabbit to the fox when it eats it.

b)

The energy is going from the fox to the rabbit when the fox eats the rabbit.

178.

Which way do arrows point in a food web.

a)

Point from the prey to the predator

b)

Point from the predator to the prey

c)

Point from the food to what is eating it

d)

Point from the animal eating to the food.

179.

What is eating the grasshopper? Choose all that apply.

a)

Owls

b)

Birds

c)

grains

180.

What are the birds eating? Choose all that apply.

a)

grasses

b)

grains

c)

grasshoppers

d)

foxes

181.

Which of the following is a producer in the web?

a)

owl

b)

carrot

c)

rabbit

d)

birds

182.

Which of the following is a first level consumer in the web?

a)

fox

b)

rabbit

c)

birds

d)

grasses

183.

Which of the following is an omnivore in the web?

a)

owls

b)

foxes

c)

mice

d)

birds

184.

Which of the following is a carnivore in the web?

a)

fox

b)

rabbit

c)

mice

d)

birds

185.

Which of the following is a herbivore in the web?

a)

mice

b)

fox

c)

owls

d)

birds

186.

How many herbivores are shown in the web?

a)

1

b)

2

c)

3

d)

9

187.

How many carnivores are shown in the web?

a)

1

b)

2

c)

3

d)

9

188.

The digestive and respiratory systems pair together to ...

a)

bring carbon dioxide and wastes to cells for diffusion.

b)

bring oxygen and wastes to cells for diffusion.

c)

bring oxygen and nutrients to cells for cellular respiration.

d)

bring carbon dioxide and nutrients to cells for cellular respiration.

189.

The digestive and respiratory rely on the ___ systems to transport needed materials to the cells.

a)

circlatory and excretory

b)

circulatory and muscular

c)

nervous and digestive

d)

nervous and skeletal

190.

The immune system fights diseases. The circulatory system pairs with the immune system because ___.

a)

blood is made in the bones.

b)

plasma carries nutrients.

c)

red blood cells carry oxygen.

d)

white blood cells fight infection.

191.

The organ within the circulatory system that allows for the diffusion of materials between all other tissues of the body is the...

a)

heart

b)

artery

c)

capillary

d)

vein

192.

Why are the lungs, the major organ of the respiratory system, also considered an excretory organ?

a)

They get rid of carbon dioxide, a cellular waste

b)

They get rid of oxygen, a cellular waste

c)

They get rid of urea, a cellular waste

d)

They get rid of salt, a cellular waste

193.

How do the skeletal and circulatory systems relate to each other?

a)

Bone marrow produces blood.

b)

The heart is made of cardiac muscle tissue.

c)

The heart is held in place in the chest by ligaments.

d)

The blood brings carbon dioxide and glucose to the cells of the bones.

194.
Food is broken down to supply energy for your body in the ____________
a)
digestive system
b)
endocrine system
c)
excretory system
d)
reproductive system
195.
Which organ system removes cellular wastes as the result of cellular respiration?
a)
nervous
b)
digestive
c)
excretory
d)
circulatory
196.
What is the main function of the nervous system?
a)
Responsible for control of the body and communication among body parts
b)
Responsible for production of offspring
c)
Helps to rid the body of toxins, water, and other unwanted materials and transports lymph, a fluid containing infection-fighting white blood cells, throughout the body
d)
Provides oxygen to the body's cells, while moving carbon dioxide
197.
Oxygen moves from the lungs to the blood and carbon dioxide moves from the blood to the lungs.
a)
muscular, circulatory
b)
respiratory, muscular
c)
respiratory, circulatory
d)
nervous, circulatory
198.

When your body comes in contact with a sharp object, an impulse sent you your brain triggers a reflex that causes you to move away from the object. What body systems are interacting to cause this response?

a)

Nervous, Respiratory,

b)

Nervous, Muscular

c)

Nervous, Skeletal

d)

Nervous, Digestive

199.

Kidneys are part of the urinary system in a human body. They purify the impure blood and send it back to the rest of the body. Which system is mainly responsible for the transport of blood to the kidneys?

a)

Respiratory system

b)

Circulatory system

c)

Muscular system

d)

Nervous system

200.

Olympic sprinters undergo increased heart and breathing rates while competing. Which of the following best describes the interactions among systems of a sprinter?

a)

Respiratory system is working to obtain more oxygen, while the circulatory system works to transport the oxygen to the muscles.

b)

The digestive system takes in more glucose, while the excretory system removes waste.

c)

The endocrine system transports ATP to the nervous system

d)

Excretory system removes waste from the digestive system to reduce weight so the sprinter can run faster

201.

Which level of organization is listed correctly from simple to complex?

a)

Organelle, organ, organ system, tissue, cell

b)

Cell, tissue, organ, organ system, organism

c)

Organism, organ system, organ, tissue, cell

d)

cell, tissue, organ system, organ, organelle

202.
How does the Circulatory System help the Muscular System?
a)
Protects muscles
b)
Sends messages to the muscles to contract
c)
Brings oxygen into the body
d)
Delivers nutrients and oxygen to muscle tissue
203.

Which set of Organs belongs to the Excretory System?

a)

Heart, blood vessels

b)

Trachea, larynx, pharynx, and lungs

c)

Kidneys, urinary bladder

d)

Brain, spinal column

204.
Organs of this system include the kidneys and bladder
a)
Digestive
b)
Excretory
c)
Immune
d)
Skeletal
205.

Which set of organs belong to the Nervous System?

a)

Heart, blood vessels

b)

Kidneys, urinary bladder

c)

Esophagus, stomach, intestines

d)

Brain, spinal column

206.

Which organs belong to the Circulatory System

a)

Heart, blood vessels

b)

Esophagus, stomach

c)

Trachea, larynx, pharynx, lungs

d)

Brain, spinal column

207.

Which organs belong to the Respiratory System?

a)

Bones, cartilage

b)

Cardiac, smooth, skeletal

c)

Trachea, larynx, pharynx, lungs

d)

Kidneys, urinary bladder

208.

What is the purpose of the Skeletal System?

a)

Transports oxygen and nutrients

b)

Supports and protects the body, creates blood

c)

Movement and heat production

d)

Gas exchange in the body and lungs

209.

What is the purpose of the Muscular System?

a)

Movement and heat production

b)

Supports and protects the body and produces blood

c)

Digests food and absorbs nutrients

d)

Transports oxygen and nutrients

210.

Which body system is shown on the right?

a)

Digestive System

b)

Muscular System

c)

Circulatory System

d)

Respiratory System

211.

Which body system is shown on the left?

a)

Muscular System

b)

Circulatory System

c)

Digestive System

d)

Nervous System

212.

Which system in the human body functions primarily to remove wastes from the body?

a)

immune

b)

urinary

c)

nervous

d)

muscular

213.

Which body system eliminates pathogens and sicknesses from invading the body?

a)

excretory system

b)

nervous system

c)

immune system

d)

respiratory system

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