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Benchmark Review 7th

Total questions: 125

Worksheet time: 1hrs 23mins

Name
Class
Date
1.

_____________ refers to all the different kinds of living organisms within a given area.

a)

Biodiversity

b)

Biology

c)

Biome

d)

Ecology

2.

An organism that gains its energy from consuming producers and consumers is a(n) _________.

a)

Producer

b)

Consumer

c)

Decomposer

d)

Omnivore

3.

Herbivores only gain their energy by consuming animals.

a)

True

b)

False

4.

What is this diagram know as?

a)

Food Web

b)

Energy Pyramid

c)

Biomass Chart

d)

Biome

5.

An organism that gains its energy from consuming producers is what level consumer?

a)

Producer

b)

Primary Consumer

c)

Secondary Consumer

d)

Tertiary Consumer

6.

What level consumer is the hawk?

a)

Primary

b)

Secondary

c)

Tertiary

d)

Quaternary

7.

Why is the sun so important to life?

a)

It allows animals to see and play.

b)

It provides the original source of energy it most ecosystems.

c)

It gives off heat that causes things to energize.

d)

Life doesn't need the sun.

8.

As a rule, about _____% of energy makes it to the next trophic level in any given energy pyramid.

a)

10

b)

20

c)

40

d)

80

9.

Which organism has the most energy stored in their cells?

a)

Grass and Wildflowers

b)

Mouse

c)

Snake

d)

Hawk

10.

In the food web pictured, which organism is sometimes a secondary consumer and sometimes a tertiary consumer?

a)

Mouse

b)

Rabbitt

c)

Snake

d)

Hawk

11.

Algae --> Shrimp --> Snapper --> Shark. There are 25 calories available to the shrimp. How many of those calories will make it to the sharks?

a)

250

b)

25

c)

2.5

d)

0.25

12.

Which organisms should have the largest populations?

a)

sharks

b)

mackerel

c)

herring

d)

small crustaceans

e)

plankton

13.

What are the products of photosynthesis?

a)

Oxygen and Hydrogen

b)

Oxygen and ATP

c)

Oxygen and Glucose

d)

Oxygen and Carbon Dioxide

14.

What are the products of Cellular Respiration?

a)

Oxygen and Glucose

b)

Oxygen, Water, ATP (energy)

c)

Carbon Dioxide, Water

d)

Carbon Dioxide, Water, ATP (energy)

15.

What would happen if the gazelle population did not rebound (go back up)?

a)

The lion population would stay high.

b)

The lion population would not rebound (go back up).

c)

The lion population would be out of control.

d)

The lion population would not be affected.

16.

Which of the following is an abiotic factor in the environment? Choose all that apply.

a)

Sun

b)

Water

c)

Plants

d)

Weather

17.

A park is home to a large number of robins, squirrels, and rabbits. The robins and squirrels live in the park’s trees. The robins feed on earthworms and insects that live on the ground. The squirrels eat the acorns produced by the park’s oak trees. The rabbits hide in the bushes and feed on the grass. Which factor would directly limit the number of robins and squirrels that could live in this park?

a)

number of acorns

b)

number of robins

c)

number of squirrels

d)

number of trees

18.

What organelle contains your genes?

a)

DNA

b)

Genomes

c)

Proteins

d)

Alleles

19.

The process of which plants intake energy from the sun and convert it to glucose (sugar)

a)

Solar conversion

b)

Energy intake

c)

Photosynthesis

d)

I don't know

20.

What is the main control center of cells?

a)

Nucleolus

b)

Nucleus

c)

Golgi Body

d)

Lysosomes

21.

This picture shows a desert environment, which is home to many lizards, small mammals, and cacti and other plants with short roots. This environment allows some plants and animals to live there because the soil in the desert is

a)

dry and hard, allowing small animals to lay on the hard soil to get sunlight while allowing plants with short roots to sit on top of the soil and hold onto water.

b)

dry and sandy, allowing small animals to burrow and hide from the Sun while allowing plants with short roots to reach and hold onto water.

c)

wet and hard, allowing small animals to rest and stay cool on the wet soil while allowing plants with short root systems to push through the hard soil to soak up water.

d)

cold and wet, allowing small animals to remain cool when it rains while allowing plants with short root systems to easily push through sandy soil to soak up water

22.

The picture below shows a scoop of soil that a student dug up from her school yard. How does the soil environment support the earthworm in the student's hands?

a)

It is moist and cool with decaying debris

b)

It gets a lot of sunlight so the earthworm can see

c)

It has excessive oxygen for the earthworm to breath

d)

It has clay for the earthworm to form holding tunnels

23.

Tropical rain forests have the greatest biodiversity of any type of land ecosystem. How does biodiversity contribute to the sustainability of an ecosystem?

a)

All of the above

b)

The presence of a variety of herbivore species that can feed on a large number of different producer species helps ensure abundant prey for predators in the ecosystem.

c)

Greater genetic variation within species makes it more likely that some individuals will survive a disease outbreak.

d)

The presence of more species with different adaptations makes it more likely that some organisms will survive an ecological disaster.

24.

An ecosystem's sustainability is most dependent on?

a)

warm temperatures.

b)

the amount of water there.

c)

having a large number of a single plant species.

d)

the number and variety of organisms that live there.

25.

Which ecosystem would most likely survive if the grasses were destroyed by a plant virus?

a)

Ecosystem 2, because there are not many predators.

b)

Ecosystem 2, because the grasses could grow back quickly.

c)

Ecosystem 1, because there is a variety of producers that support the ecosystem

d)

Ecosystem 1, because there are fewer primary consumers.

26.

Both primary and secondary succession begin with pioneer species that

a)

use up all the existing resources and prevent establishment of non-native organisms

b)

modify the area and allow larger and more complex organisms to appear

c)

change the area and make it safer from predatory organisms

d)

invade the area so that new organisms cannot be established

27.

Frederick is studying how ecological succession will change a freshly-plowed piece of land. Which data table represents what Frederick is most likely to record about the plant life in each stage of ecological succession?

a)
b)
c)
d)
28.

After pioneer plants begin their role in the process of ecological succession, what are the least likely organisms to follow? Select three correct answers.

a)

Trees

b)

Moss

c)

Shrubs

d)

Weeds

29.

An organelle is a part of a (a)  

30.

______ are ONLY in plant cells.

a)

Chloroplasts

b)

Nucleus

31.

Chloroplasts are only found in plant cells. Their function, or job, is to capture and absorb ______________. This is where photosynthesis happens.

a)

water

b)

food

c)

sunlight

32.

Photosynthesis is when plants turn (a)   into sugars, or food.

33.

What is the function of the xylem?

a)

to carry food

b)

to carry water

c)

to capture sunlight

34.

Where in the plant does gas exchange take place? (where Carbon Dioxide goes in and Oxygen comes out)

a)

xylem

b)

phloem

c)

stomata

35.

(a)   goes in the stomata and oxygen goes out.

36.

Is burning a chemical reaction?

a)

Yes

b)

No

37.

Which is the structure that we can't find in animal cells?

a)

Mitochondria

b)

Nucleus

c)

Cell membrane

d)

Cell wall

38.

The organelle in charge of transforming the energy of the sunlight into chemical energy (glucose)?

a)

Mitochondria

b)

Golgi bodies

c)

Chloroplast

d)

Nucleus

39.

What is the main control center of cells?

a)

Nucleolus

b)

Nucleus

c)

Golgi Body

d)

Lysosomes

40.

An animal’s liver is very important. It cleans the blood while also playing a key role in digestion. To which level of biological organization does the liver belong?

a)

Organ

b)

Cell

c)

Tissue

d)

Organ system

41.

Which of the following represents the correct order for the levels of organization of plants and animals?

a)

cell → organ → tissue → organism → organ system

b)

cell → organ system → organ → tissue → organism

c)

cell → tissue → organism → tissue → organ system

d)

cell → tissue → organ → organ system → organism

42.

Which cellular structure regulates the movement of substances in and out of plant and animal cells?

a)

Cytoplasm

b)

Cell wall

c)

Cell membrane

d)

Nucleus

43.

The graphic above shows an unlabeled animal cell. Which organelle is also found in plant cells and stores cell's genetic material?

a)

1

b)

2

c)

3

d)

4

44.

The cell organelle responsible for providing energy for cell processes in plant and animal cells is the —

a)

ribosome

b)

chloroplast

c)

mitochondria

d)

nucleus

45.

Based on the functions in the table, which system is the skeletal system?

a)

System W

b)

System X

c)

System Y

d)

System Z

46.
What structures distinguish a plant cell from an animal cell?
a)
Plant cells have cell walls and ribosomes.
b)
Plant cells have cell walls and chloroplasts.
c)
Plant cells have chloroplasts and ribosomes.
d)
Plant cells have chloroplasts and mitochondria.
47.
The Cell Theory states...
a)
atoms create all matter
b)
living things evolve
c)
the cell is the backbone of all matter
d)
cells are the basic unit of structure and organization of organisms
48.
Who looked at cork and named the cell?
a)
Robert Hooke
b)
Van Leeuwenhoek
c)
Robert Brown
d)
Francesco Redi
49.
Which statement is a part of the cell theory?
a)
all cells come from preexisting cells
b)
bacteria are prokaryotic cells
c)
eukaryotic cells are complex
d)
humans are multicellular
50.
In what organelle is the genetic material found inside?
 
a)
Endoplasmic Reticulum
b)
Golgi Complex
c)
Ribosomes
d)
Nucleus
51.
What organelle is called the "powerhouse" of a cell?

a)
Endoplasmic Reticulum
b)
Nucleus
c)
Mitochondria
d)
Nucleolus
52.
Using this image, what organelle is C?
a)
Cell Wall
b)
Mitochondria
c)
Large Cell Vacuole
d)
Chloroplast
53.
What is the function of the vacuole?
a)
Sac that stores water, nutrients, and waste products
b)
Sac filled with digestive chemicals
c)
Jelly-like substance within the plasma membrane
d)
stack of membranes that packages chemicals
54.
What is the function of nucleus?
a)
Structure that organizes motion of chromosomes. 
b)
Structure that contains DNA and directs the cell 
c)
Membrane that surrounds and protects the cell 
d)
Stack of membranes that packages chemicals
55.
I make proteins for the cell. What am I?
a)
ribosome
b)
mitochondria
c)
chloroplast
d)
lysosome
56.
A rigid layer that lies outside the cell's  membrane is...
a)
Cytoskeleton
b)
Cilia
c)
Cell Wall
d)
Flagella
57.
What makes the endoplasmic reticulum rough?
a)
Vesicles
b)
Vacuoles
c)
Ribosomes
d)
Chromosomes
58.
The ______________ is the brain of the cell.
a)
Vacuole
b)
Nucleus
c)
Chromosomes
d)
60 W light bulb
59.
The man who studied genetics and came up with genetics is
a)
Watson
b)
Crick
c)
Mendel
d)
Darwin
60.

Give an example of a physical change.

a)

Melting ice

b)

Mixing salt and water

c)

Burning wood

d)

Boiling water

61.

What is a chemical change?

a)

A chemical change is a process that results in the formation of new substances with opposite properties from the original substances.

b)

A chemical change is a process that results in the formation of new substances with no properties.

c)

A chemical change is a process that results in the formation of new substances with different properties from the original substances.

d)

A chemical change is a process that results in the formation of new substances with the same properties as the original substances.

62.

Provide an example of a chemical change.

a)

Cutting a piece of paper

b)

Mixing of salt and water

c)

Burning of wood

d)

Melting of ice

63.

Define physical change.

a)

A physical change is a change in which the substance's physical properties remain the same.

b)

A physical change is a change in which the substance's chemical composition is altered.

c)

A physical change is a change in which the substance's physical properties are altered, and its chemical composition remains the same.

d)

A physical change is a change in which the substance's physical properties, such as shape, size, or state of matter, are altered, but its chemical composition remains the same.

64.

The basic unit of life is

a)

an atom

b)

an element

c)

an organelle

d)

a cell

65.

An organism that creates its own food is

a)

a plant

b)

an animal

c)

an autotroph

d)

a heterotroph

66.

The cytoplasm in a cell is most like

a)

bones

b)

the heart

c)

lungs

d)

blood

67.

If a cell has a cell wall, it is more than likely a

a)

prokaryote

b)

eukaryote

c)

plant cell

d)

animal cell

68.

How can you tell that wood ashes are a different substance than wood? (Select all that apply).

a)

Different colors

b)

Because it was burnt

c)

Because it has got smaller

d)

It has turned to dust

69.

What is the abiotic factor in the picture?

a)

deer

b)

water

c)

fish

d)

plants

70.

This picture shows what type of biome?

a)

rain forest

b)

tundra

c)

desert

d)

deciduous forest

71.

This is a plant cell because it has a --

a)

chloroplast

b)

vacuole

c)

nucleus

d)

cytoplasm

72.

Look at the food chain. What is the producer?

a)

cat

b)

flower

c)

bird

d)

butterfly

73.

A species is a group of _________ that all share the same characteristics.

a)

organisms

b)

offspring

c)

variation

d)

animals

74.

These fox's adaptations help them to live in the hot desert and hunt at night are...

a)

Thick fur

b)

Eyes can see in the dark

c)

Fins

d)

Large ears

e)

Weak legs

75.

Who was the Scientist most famous for his study of natural selection and evolution?

a)

Theodor Schwann

b)

Robert Hooke

c)

Charles Darwin

d)

Rudolf Virchow

76.

What is the process in which populations CHANGE gradually over time?

a)

evolution

b)

species

c)

variation

d)

competition

77.

The start of the food chain

a)

Soil

b)

Producer

c)

Consumers

d)

wait wha-

78.

Example of biotic components are:

a)

Virus (s)

b)

Producer (s)

c)

Consumer (s)

d)

Sunlight (s)

79.

Which ones are abiotic factors?

a)

rainfall

b)

wind speed

c)

birds using leaves for nesting materials

d)

animals eating leaves

80.

Community consist of...

a)

organisms

b)

ecosystem

c)

habitat

d)

Antartica

81.

If we arrange the number of organisms according to each ___ in the food chain, then we have a pyramid of numbers

a)

population

b)

trophic level

c)

habitat

d)

tropical

82.
Dropping leaves in the fall is a characteristic of what type of tree?
a)
deciduous
b)
evergreen
c)
conifer
d)
bonsai
83.

Biome with many different species of cacti and reptiles and very little rainfall.

a)

Desert

b)

Temperate Rainforest

c)

Tropical Rainforest

d)

Arctic Tundra

84.
Type of forest biome near the equator; receives a lot of rain; temperatures are warm all year.
a)
desert
b)
tropical rain forest
c)
arctic
d)
temperate rain forest
85.

Which biome contains large populations of grazing herbivores, few species of birds, and deep, rich soil?

a)

tropical rain forest

b)

desert

c)

deciduous forest

d)

grassland

86.

Which biome is represented by the rainfall amounts in letter C?

a)

desert

b)

prairie

c)

deciduous forest

d)

tropical rain forest

87.
True of False?  
Animals that live in the desert have adapted to live with little water since the desert gets little rainfall.
a)
True
b)
False
88.
The earth's coldest biome is the....
a)
Antartica
b)
Grasslands
c)
Tundra
d)
Freshwater
89.
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 
90.

What biome is this

a)

tundra

b)

deciduous forest

c)

desert

d)

grassland

91.

What biome is this?

a)

Tundra

b)

Grassland

c)

Rain Forest

d)

Desert

92.

What biome is this?

a)

Taiga

b)

Desert

c)

Tundra

d)

grassland

93.

What biome is this?

a)

rain forest

b)

deciduous forest

c)

Taiga

d)

tundra

94.

What biome is this?

a)

deciduous forest

b)

taiga

c)

desert

d)

grassland

95.
A large, relatively distinct region with a similar climate, soil, plants, and animals
a)
ecozones
b)
biotopes
c)
biomes
d)
biodomes
96.

TRUE or FALSE?

Each biome also has a characteristic set of organisms that are adapted to living there.

a)

true

b)

false

97.
One characteristic feature of tundra is that only the surface thaws in the summer and refreezes in the winter, leaving a layer of permanently frozen subsoil.  This characteristic is known as
a)
glaciation
b)
permafrost
c)
crystallization
d)
soilfrost
98.
This biome contains mostly spruce trees and Douglas firs, which are both evergreen.  The winters are long and cold and the summers are short and rainy.  The soil is very rich.  Moose and elk live here.  This biome is classified as a
a)
taiga
b)
tundra
c)
deciduous forest
d)
temperate forest
99.

Identify an a example of an abiotic factor

a)

Hair

b)

Dead squirrel

c)

Grass

d)

Sunlight

100.

Which two biomes have the least inches of precipitation (snow and rainfall)?

a)

temperate grassland and desert

b)

savanna and desert

c)

tundra and desert

d)

taiga and desert

101.

Which biome?

a)

Taiga

b)

Savanna

c)

Temperate Deciduous Forest (Temperate Forest)

d)

Tundra

e)

Tropical Rainforest

102.
What is ecological succession?
a)
A slow change in an environment
b)
A change that takes days in an environment
c)
No change
d)
Abiotic change
103.
What are examples of pioneer species in a primary succession?
a)
Bushes and Shrubs
b)
Oak trees
c)
Mossess and Lichens 
d)
A rose Bush
104.
A pioneer species is...
a)
a large organism
b)
the first organisms to adapt to a new environment 
c)
The best organism 
d)
Abiotic organisms 
105.
What is the most important function of pioneer species?
a)
To create rocks
b)
To create soil and add nutrients to the environment 
c)
To look nice
d)
Food for animals 
106.
A climax community is ….
a)
the beginning of a new ecological succession.
b)
the rocks in a new environment.
c)
the fire that will cause destruction.
d)
an area that reaches its greatest growing potential.
107.
What is the difference between primary and secondary succession?
a)
Primary succession already has soil.
b)
Primary has soil and secondary does not
c)
soil is present in both
d)
primary has no soil and secondary has soil
108.
A large tree forest is an example of ...
a)
a small community
b)
a abiotic community
c)
a climax community
d)
a pioneer species 
109.
Why does primary succession take longer to reach climax community?
a)
Because trees do not perform photosyntheses.
b)
Because climax community is in a forrest.
c)
Because primary succession already has soil
d)
Because primary succession does not have soil
110.
Which is the correct order in primary succession?
a)
Rocks, Lichens & Mosses, Bushes & Shrubs, Trees
b)
Lichens & Mosses, Rocks, Trees, Bushes & Shrubs 
c)
Trees, Bushes and Shrubs, Lichens & Mosses, Lichens & Mosses
d)
Rocks, Grass, Trees, Bushes & Shrubs
111.
First species to arrive in an area
a)
invasive species
b)
abiotic components
c)
pioneer species
d)
parasites
112.
First species occuring in areas of primary succession are mosses and
a)
grasses
b)
wildflowers
c)
trees
d)
lichens
113.
succession that occurs in an area where soil is already present
a)
ecological succession 
b)
primary succession 
c)
secondary succession
d)
pioneer speciles
114.
a stable ecological community that has reached equilibrium
a)
ecological succession 
b)
climax community
c)
secondary succession
d)
pioneer speciles
115.
reaches a climax community quicker because soil is already present
a)
primary succession 
b)
secondary succession
c)
both types of succession
116.
Natural disasters such as flooding and tornadoes are linked to ________________.
a)
primary
b)
secondary
c)
old field
d)
ecosystem
117.

After a volcanic eruption, lava covers the land. What is the order that plants grow to repopulate the area?

a)

Lichens → Shrubs → Grasses → Trees

b)

Lichens → tree → shrubs→Grasses

c)

Grasses → Lichens → Shrubs → Trees

d)

Lichens → Grasses → Shrubs → Trees

118.

what is an example of a physical change?

a)

brownies

b)

Cutting paper

c)

cupcakes

d)

cookies

119.

Is making cupcakes considered a chemical change or a physical change?

a)

Physical

b)

Chemical

120.
Bubbling is an example of a ________ change.
a)
Physical
b)
Chemical
121.
Ice melting is an example of a ___________ change.
a)
Physical
b)
Chemical
122.
Ice melting is an example of a ___________ change.
a)
Physical
b)
Chemical
123.
Glass breaking is an example of a __________ change.
a)
Physical
b)
Chemical
124.
Changing color is a sign of a _________ change.
a)
Physical
b)
Chemical
125.
Burning is a sign of a __________ change.
a)
Physical
b)
Chemical

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