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Obtaining Energy

Total questions: 16

Worksheet time: 8mins

Name
Class
Date
1.

Is the catabolic pathway in which organic molecules are broken down to release energy for use by a cell.

a)

Cellular respiration

b)

Thermodynamics

c)

Photosynthesis

2.

Organisms that obtain their organic material from other organisms

a)

Consumers

b)

Autotrophs

c)

Producers

3.

Is the anabolic pathway in which light energy from the sun is converted chemical energy for use by the cell

a)

Cellular respiration

b)

Thermodynamics

c)

Photosynthesis

4.
Which terms best describe autotrophs?
a)
Plants; producers
b)
Animals; producers
c)
Plants; consumers
d)
Animals; consumers
5.
 ___________ is the energy-requiring process which joins smaller molecules together to form larger molecules.
a)
Metabolism
b)
Anabolism
c)
Catabolism
d)
Heat Transfer
6.
Where does the energy start in this food chain?
a)
Plant
b)
Sun
c)
Deer
d)
Wolf
7.

1.What does the first law of thermodynamics state?

a)

entropy increases

b)

energy is conserved

c)

metabolism decreases

d)

chemicals are produced

8.

Autotrophs that convert light energy into chemical energy are called ____.

a)

photoautotrophs

b)

heterotrophs

c)

chemoautotrophs

d)

omnivores

9.

What chemical bond in ATP releases energy when broken?

a)

phosphate

b)

sulfur

c)

oxygen

d)

potassium

10.

BUNNY

a)

AUTOTROPH

b)

HETEROTROPH

c)

AUTOPHOTOTROPH

d)

NONE OF THE ABOVE

11.
a)
Autotroph
b)
Heterotroph
c)
Megalotroph
d)
Imaginaritroph
12.

Using the energy of sunlight to make organic molecules from H2O and CO2

a)

Autotrophs

b)

Photoautotrophs

c)

Chemoautotrophs

13.
Which terms best describe heterotrophs?
a)
Plants; producers
b)
Animals; producers
c)
Plants; consumers
d)
Animals; consumers
14.
From where do autotrophs obtain their energy?
a)
The sun
b)
Other organisms
15.

Which of the following do plants use for photosynthesis? (you may choose more than one answer)

a)

O2

b)

CO2

c)

H2O

d)

C6H12O6

16.

In photosynthesis energy from the sun is transferred to...

a)

carbon dioxide

b)

glucose

c)

oxygen

d)

water