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Living Earth Unit 1 Review 19-20

Total questions: 38

Worksheet time: 22mins

Name
Class
Date
1.

Photosynthesis begin with _______________energy and cellular respiration begins with _______________energy.

a)

oxygen; carbon dioxide

b)

glucose; sunlight

c)

sunlight; glucose

d)

oxygen; glucose

2.

Photosynthesis ends with (produces) ___________________energy and cellular respiration ends with (produces) ___________________energy.

a)

glucose; ATP

b)

ATP; glucose

c)

oxygen; carbon dioxide

d)

oxygen; ATP

3.

Which item on the model illustrates a human activity that has greatly increased carbon dioxide in the atmosphere?

a)

Photosynthesis

b)

Plant Respiration

c)

Animal Respiraton

d)

Combustion of Fossil Fuels

e)

Death of Plants and Animals

4.

Which label on the model indicates how fossil fuels are created?

a)

Photosynthesis

b)

Plant Respiration

c)

Animal Respiration

d)

Fossil Fuel Combustion

e)

The burial of dead organisms over millions of years

5.

How is carbon cycled between plants and animals? Select all that apply.

a)

Plants absorb carbon in the atmosphere and release carbon during cellular respiration.

b)

Plants release carbon in the atmosphere and absorb carbon during cellular respiration.

c)

Animals absorb carbon by eating and release carbon during cellular respiration.

d)

Animals absorb carbon by eating and absorb carbon during cellular respiration.

6.

The law of the conservation of mass (matter) states that...

a)

matter is lost as heat

b)

matter is conserved

c)

matter is gained (absorbed)

d)

matter is always equal

7.

All of the following are types of matter EXCEPT

a)

carbon dioxide

b)

carbon

c)

solar energy

d)

water

8.

The amount of carbon in various reservoirs (sinks: holding places) on Earth is shown in the graph. Which reservoir has the second most carbon?

a)

Lithosphere

b)

Rocks

c)

Fossil Fuels

d)

Oceans

9.

The amount of carbon in various reservoirs (sinks: holding places) on Earth is shown in the table below. Which reservoir would have the least amount of carbon?

a)

Atmosphere

b)

Ocean (all zones)

c)

Rocks

d)

Lithosphere (kerogens)

e)

Fossil Fuels (all types)

10.

The amount of carbon in various reservoirs (sinks: holding places) on Earth is shown in the table below. Which reservoir has the second least amount of carbon?

a)

Atmosphere

b)

Oceans (all zones)

c)

Rocks

d)

Lithosphere (kerogens)

e)

Fossil Fuels

11.

carbon cycles among Earth's systems. Identify which two spheres match the following statement: "air-water gas change."

a)

Hydrosphere; Geosphere

b)

Atmosphere; Geosphere

c)

Hydrosphere; Atmosphere

d)

Atmosphere; Hydrosphere

12.

The Biosphere pertains to...

a)

Any living thing

b)

The air

c)

The Earth/rocks

d)

Water

13.

The geosphere pertains to...

a)

Any living thing

b)

The air

c)

Earth/rocks

d)

Water

14.

The atmosphere pertains to...

a)

Any living thing

b)

The air

c)

Earth/ rocks

d)

Water

15.

A volcano matches what sphere?

a)

Any living thing

b)

The air

c)

Earth/rocks

d)

Water

16.

In the biomass pyramid MOST of the energy would be absorbed by the ...

a)

Wolf; tertiary consumer

b)

Red fox; secondary consumer

c)

Grass,primary consumer

d)

Grass; primary producer

17.

In the biomass pyramid the LEAST amount of the energy would be absorbed by the ...

a)

Wolf; tertiary consumer

b)

Wolf; secondary consumer

c)

Red fox; secondary consumer

d)

Grass; primary producer

18.

In a biomass pyramid (such as the image) biomass ______________as you move from producers to tertiary consumers.

a)

decreases

b)

increases

c)

stays the same

d)

fluctuates

19.

Only _______% of energy is transferred to each trophic level (feeding level) the other ______% is lost as _________.

a)

10%; 90%; heat

b)

90%; 10%; heat

c)

50%; 50%; sunlight

d)

20%; 80%; sunlight

20.

Biomass pyramids indicate how many organisms are in each trophic level. Why are there more producers than any other organism?

a)

They have less predators

b)

They reproduce rapidly

c)

There is more energy available for producers

d)

There is more sunlight available for producers

21.

Energy transformations (changes) are considered very _________________ as 90% of energy is lost from one trophic level to another.

a)

efficient

b)

inefficient

c)

effective

d)

ineffective

22.

In food webs we see that matter____________and energy _______________. Both are _______________________as matter is constant and the total amount of energy stays the same with a large portion lost as heat.

a)

flows; cycles; conserved

b)

cycles; flows; conserved

c)

flows; cycles; transformed

d)

cycles; flows; transformed

23.

Rank the following organisms from the most amount of energy to the least.

a)

plant; small bird; caterpillar; hawk

b)

hawk; small bird; caterpillar; plant

c)

plant; caterpillar; small bird; hawk

d)

caterpillar; plant; small bird; hawk

24.
Which organelle (part of the cell) performs cellular respiration?
a)
Mitochondria
b)
Chloroplast
c)
Nucleus
d)
Leaf
25.
What are the reactants (inputs) for cellular respiration?
a)
Glucose and oxygen
b)
Glucose and carbon dioxide
c)
Carbon dioxide and water
d)
Carbon dioxide and oxygen
26.
What is produced (made) through cellular respiration?
a)
Glucose and oxygen
b)
Glucose and carbon dioxide
c)
Carbon dioxide, water, and ATP (energy)
d)
Carbon dioxide and oxygen
27.
Why is cellular respiration important?
a)
Sugar is converted into energy. The energy released can be used by cells to do work.
b)
It creates food for all living organisms.
c)
Without cellular respiration, we would not have oxygen.
d)
Cellular respiration causes us to sweat. 
28.
What type of energy is used (reactant) in photosynthesis?
a)
ATP
b)
cellular energy
c)
solar energy
d)
glucose
29.
What type of energy is produced (created) in photosynthesis?
a)
ATP
b)
cellular energy
c)
solar energy
d)
glucose
30.
What type of energy is used (needed/reactant) in cellular respiration?
a)
ATP
b)
cellular energy
c)
sunlight
d)
glucose
31.
What type of energy is created in cellular respiration?
a)
ATP (and heat)
b)
sunlight
c)
solar energy
d)
glucose
32.
What are the inputs and outputs of photosynthesis?
a)
Inputs: carbon dioxide and oxygen.
Outputs: glucose and water.
b)
Inputs: Glucose and oxygen.
Outputs: Water and carbon dioxide.
c)
Inputs: Glucose and carbon dioxide.
Outputs: water and oxygen.
d)
Inputs: water and carbon dioxide
Outputs: glucose and oxygen
33.
How is matter transformed in the image?
a)
Matter (CO2 and glucose) is changed into H2O and O2 by photosynthesis
b)
Matter (CO2 and H2O) is changed into O2 and glucose by photosynthesis.
c)
Matter (O2 and glucose) is changed into H2O and CO2) by cellular respiration
d)
Matter is never transformed; it stays the same.
34.
How is energy transformed in this image?
a)
Energy begins as sunlight and changes into oxygen through the process of photosynthesis.
b)
Energy begins as carbon dioxide and changes into oxygen through the process of photosynthesis.
c)
Energy begins as water and changes into glucose through the process of photosynthesis.
d)
Energy begins as sunlight and changes into glucose through the process of photosynthesis.
35.
This process releases chemical energy from sugars and other carbon-based molecules to make ATP when oxygen is present.
a)
photosynthesis
b)
light-independent reaction
c)
cellular respiration
d)
light-dependent reaction
36.

Matter is ___________ when atoms are rearranged during photosynthesis to produce oxygen and glucose.

a)

created

b)

destroyed

c)

conserved

d)

eaten

37.

Energy is ____________ when glucose molecules are used to make ATP during cellular respiration.

a)

created

b)

destroyed

c)

transformed

d)

copied

38.

Which of the following are true about biomass pyramids and energy pyramids? SELECT ALL THAT APPLY.

a)

A biomass pyramid shows the transfer of energy from producers to consumers

b)

An energy pyramid shows the amount of organisms at each trophic level within a food chain.

c)

An energy pyramid shows the transfer of energy from producers to consumers.

d)

A biomass pyramid shows the amount of organisms at each trophic level within a food chain.