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Unit 1 How Is the World Organized? Review

Total questions: 65

Worksheet time: 50mins

Name
Class
Date
1.

The positively charged particle in an atom.

a)

Proton

b)

Neutron

c)

Electron

d)

Nucleus

2.

The center of an atom where its neutrons and protons are is called the _____________.

a)

nucleus

b)

electron cloud

c)

center

3.

The following subatomic particles are in the nucleus.

a)

Protons and nucleus.

b)

Protons and neutrons.

c)

Protons and electrons

d)

Neutrons and electrons

4.
An atom is made up of protons, neutrons, and electrons.  Which is the smallest subatomic particle?
a)
Proton
b)
Neutron
c)
Electron
d)
Idontknowatron
5.
Which is an electron?
a)
A
b)
B
c)
C
6.
How many electrons does Si contain? (click to see image)
a)
14
b)
28
c)
2
d)
4
7.

The atomic mass is the

a)

number of protons and neutrons inside the nucleus

b)

number or electrons or protons

c)

number of protons, neutrons and electrons

8.
The particles with no charge in an atom are the _______.
a)
electrons
b)
neutrons
c)
protons
d)
protons and neutrons
9.

The smallest particle of matter

a)

Element

b)

Compound

c)

Atom

d)

Chemical

10.

Which of the following is a compound?

a)

Si

b)

CO2

c)

Cl

d)

He

e)

Ti

11.

A substance that is formed as the result of a chemical reaction is a __________________

a)

Product

b)

Reactant

c)

Starters

d)

Enders

12.

What is the BEST definition of a chemical reaction?

a)

A change in matter that produces one or more NEW substances

b)

When two things combine and EXPLODE.

13.

In the equation 2Mg+O2 → 2MgO2Mg+O_2\ \rightarrow\ 2MgO   which are the reactants?

a)
Mg and O
b)
MgO
c)
Mg and MgO
d)
O and MgO
14.
In which of these compounds are there twice as many oxygen atoms as hydrogen atoms?
a)
H3PO4
b)
H2SO4
c)
HCIO3
d)
H20
15.

When new chemical bonds form, energy ____________.

a)

is taken into the system.

b)

is released from the system.

c)

stays the same in the system.

16.
What will be the total magnification if ocular lens is 10X and objective lens is 4X?
a)
4X
b)
40X
c)
10X
d)
100X
17.

Which objective lens should you start on to locate an image?

a)

medium power

b)

low power

c)

high power

18.

Which cell organelle stores DNA?

a)

Cell wall

b)

Cell membrane

c)

Vacuole

d)

Nucleus

19.
All living things are made of...
a)
atoms 
b)
cells 
c)
bacteria 
d)
plants 
20.

 

Which of the following is the correct order of organization in living things from most basic (simple) to most complex?

a)

Cells> Tissues> Orgnism> Organ System> Organ

b)

Cells> Tissues> Organ> Organ System> Organism

c)

Tissues> Cells> Organ> Organ System> Organism

d)

Organism> Cells> Tissues> Organ> Organ System

21.

These are a GROUP OF CELLS with similar structure and function, along with extracellular substances located between cells.

a)

ORGAN SYSTEM

b)

ORGAN

c)

TISSUES

d)

ORGANISM

22.

Which of the following is NOT one of the 4 tissue types?

a)

epithelial

b)

avascular

c)

connective

d)

nerve

23.

What organ system responds to internal and external stimuli?

a)

nervous

b)

Lymphatic

c)

Integumentary

d)

Urinary

e)

Reproductive

24.

What is the main organ of the circulatory system?

a)

small intestine

b)

bone

c)

lungs

d)

heart

25.
The circulatory system works with the __________ system to obtain energy from nutrients that we eat. 
a)
respiratory 
b)
digestive
c)
skeletal
d)
nervous
26.
What is the main function of the excretory system?
a)
to collect and remove wastes from the body
b)
to strengthen skeletal muscles
c)
to protect the nervous system
d)
to bring oxygen to body cells
27.

What 2 systems: Allows for movement

a)

Muscular and Skeletal

b)

Endocrine and Skeletal

c)

Nervous and Circulatory

d)

Integumentary and Reproductive

28.

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

29.

Population size is limited by

a)

Food

b)

Water

c)

Human activities

d)

All of these are true

30.

What is the number of individuals that can be supported by the environment?

a)

Carrying capacity

b)

Population density

c)

Dispersion patterns

d)

Symbiosis

31.

What is a population ?

a)

Disturbance has removed vegetation but left soil intact.

b)

The natural birth, growth and development of ecosystem.

c)

All organisms of a species that live in the same area.

d)

A community of interacting organisms and their environment.

32.

Which of the following are all biotic?

a)

Temperature, Light, Rain, Gravity, Heat

b)

Water, Fish, Insects, Lily Plants

c)

Dogs, Meat, Cats, Catnip

d)

Lion, Pride Rock, Warthog, Meerkat

33.

Which definition best fits the term community?

a)

A group or organisms of the same species that live in the same area and interact with one another.

b)

A group of many populations (of different species) that live and interact with one another

c)

A group of populations of many different species that live and interact with both one another and all of the abiotic factors in their environment.

d)

A set of different ecosystems that acer connected by similar geographic features and share the same or similar climate.

e)

Anywhere on earth that life exists.

34.

Which definition best fits the term ecosystem?

a)

A group or organisms of the same species that live in the same area and interact with one another.

b)

A group of many populations (of different species) that live and interact with one another

c)

A group of populations of many different species that live and interact with both one another and all of the abiotic factors in their environment.

d)

A set of different ecosystems that acer connected by similar geographic features and share the same or similar climate.

e)

Anywhere on earth that life exists.

35.
What level of organization can be observed in the image?
a)
Species
b)
Population
c)
Community
d)
Ecosystem
36.

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

a)

plants

b)

sun

c)

producers

d)

decomposers

37.

Arrows in a food web represent...

a)

eating

b)

sunlight

c)

energy

d)

matter

38.

Who is the producer?

a)

lettuce

b)

greenfly

c)

ladybird

d)

thrush

39.

An animal that hunts other animals for food is a ___________

a)

herbivore

b)

predator

c)

prey

d)

omnivore

40.

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

a)

producer

b)

consumer

c)

decomposer

41.
What does a Secondary Consumer eat?
a)
Tertiary Consumers
b)
Primary Consumers
c)
Producers
d)
Secondary Consumers
42.

Does the graph represent an exponential growth or logistic growth?

a)

Exponential Growth

b)

Logistic Grwoth

43.
Remoras are small fish that swim close to or attach themselves to sharks.  Remoras eat small scraps left as the sharks feed and the sharks are unaffected. 
a)
Competition
b)
Predation
c)
Mutualism
d)
Commensalism
44.
Mistletoe takes water and nutrients from the spruce tree.  The spruce tree eventually dies.  What type of symbiotic relationship is this?
a)
commensalism
b)
parasitism
c)
mutualism
45.
Two organisms fighting over the same resource.
a)
commensalism
b)
niche
c)
competition
46.

Two organisms that are so similar they can interbreed in nature and produce fertile offspring.

a)

biotic factor

b)

herbivore

c)

ecosystem

d)

species

47.

Ostriches and gazelles are two animals that live in Africa. They graze for food near each other because they help each other spot predators. The gazelle has excellent eyesight, but poor hearing, and the ostrich has excellent hearing, but poor eyesight. These two animals will alert one another when danger is near. Which term best describes this relationship?

a)

Predation

b)

Commensalism

c)

Mutualism

d)

Parasitism

48.
Biome with plants and grasses, but no trees.
a)
grassland
b)
savannah
c)
taiga
d)
tundra
49.
Cold, dry biome where the soil stays frozen the entire year. Very little precipitation.
a)
savannah
b)
taiga
c)
tundra
d)
desert
50.
A group of ecosystems with similar organisms and climates.
a)
desert
b)
deciduous
c)
canopy
d)
Biome
51.
Northern biome with many coniferous trees; very cold temperatures in the winter months.
a)
Taiga
b)
tundra
c)
desert
d)
temperate rain forest
52.
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)

Deciduous Forest

53.
Type of tree that loses and regrows leaves each year.
a)
deciduous
b)
coniferous
c)
pine tree
d)
oak tree
54.
Which biome has 4 seasons?
a)
Taiga
b)
Tundra
c)
Grasslands
d)

Deciduous Forest

55.
Which biome has the most variety of plants and animals?
a)

Deciduous Forest

b)
Rainforest
c)
Tundra
d)
Grasslands
56.

When water vapor is cooled and forms droplets of liquid water

a)

Condensation

b)

Evaporation

c)

Transpiration

d)

Runoff

57.
Precipitation occurs because 
a)
the droplets evaporate in the air
b)
the droplets are too light for the air to hold
c)
the droplets are too heavy for the air to hold
58.
When water turns into a gas
a)
condensation 
b)
evaporation
c)
precipitation
59.
What is water that flows in rivers and streams into the oceans and lakes?
a)
evaporating
b)
condensing
c)
precipitating
d)
runoff
60.

________________ is movement of water past the soil going deep into the groundwater.

a)

Evaporation

b)

Transpiration

c)

Percolation

d)

Sublimation

61.

__________________ is the process by which moisture is carried through plants from roots to small pores on the underside of leaves, where it changes to vapor and is released to the atmosphere. It is essentially evaporation of water from plant leaves.

a)

Transpiration

b)

Percolation

c)

Infiltration

d)

Plant Uptake

62.

The zone of the Earth that includes all living things

a)

biosphere

b)

ecosystem

c)

community

d)

cell

63.

Out of the options below, which level is the LARGEST?

a)

organelle

b)

tissue

c)

molecule

d)

cell

64.

Out of the options below, which level is the SMALLEST?

a)

population

b)

ecosystem

c)

community

d)

biosphere

65.

Out of the options below, which level is the LARGEST?

a)

ecosystem

b)

organism

c)

community

d)

molecule

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