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chich science

Total questions: 55

Worksheet time: 34mins

Name
Class
Date
1.

a type of atom (a tiny piece) that makes up molecules such as carbon dioxide and energy storage molecules

a)

Carson

b)

dioxide

c)

carbon

d)

molecule

2.

an organism that needs to eat in order to get energy storage molecules (such as starch and fat)

a)

matter eater

b)

produce maker

c)

consumer

d)

producer

3.

an organism that can make its own energy storage molecules (such as glucose)

a)

matter eater

b)

produce maker

c)

consumer

d)

producer

4.

Carbon is part of energy storage molecules, which are _____ matter.

a)

biotic

b)

abiotic

5.

a molecule that organisms can use to release the energy they need to survive

a)

carbon molecule

b)

energy storage molecule

c)

water molecule

d)

oxygen molecule

6.

When there is more sunlight, producers cannot make as many energy storage molecules from the carbon in carbon dioxide.

a)

True

b)

False

7.

When there is more sunlight, producers can make less energy storage molecules from the carbon in carbon dioxide.

a)

True

b)

False

8.

When there is less carbon (in the form of carbon dioxide) in abiotic matter, less carbon is available to producers for making energy storage molecules.

a)

True

b)

False

9.

When there is more carbon (in the form of carbon dioxide) in abiotic matter, more carbon is available to producers for making energy storage molecules.

a)

True

b)

False

10.

Carbon is part of carbon dioxide, which is _____ matter.

a)

abiotic

b)

biotic

11.

A living feature of an ecosystem (plants, animals, leaves, etc.) Carbon Cycle - the transfer of carbon through naturally occurring processes between organisms and the environment

a)

biotic factor

b)

predation

12.

A non-living feature of an ecosystem (rock, water, sun, etc.) Biodiversity - the variety of life in the world or in a particular ecosystem or habitat is called

a)

Biotic Factor

b)

Abiotic Factor

13.

Which of the following are biotic factors in an ecosystem?

a)

rain, sunlight, and plants

b)

plants, animals, and bacteria

c)

temperature, animals, and plants

d)

animals, mineral in the soil, and rain

14.
if there is a fire in a forest, there will be less _ in the environment?
a)
nitrogen
b)
oxygen
15.

The (a)   is the result of what happened.

16.

The (a)   is the reason why something happened.

17.

Why is burning fossil fuels harmful?

a)

they cause cancer

b)

They can get extremely hot

c)

it increases the amount of carbon dioxide in the atmosphere

d)

this would destroy fossils

18.

Carbon molecules cannot be created or destroyed

a)

True

b)

False

c)

Not enough information to answer

19.

The step of the carbon cycle that is in red is called...

a)

Photosynthesis

b)

Decomposition

c)

Respiration

d)

Combustion

20.

The step of the carbon cycle that is in red is called...

a)

Photosynthesis

b)

Decomposition

c)

Respiration

d)

Combustion

21.

The step of the carbon cycle that is in red is called...

a)

Photosynthesis

b)

Decomposition

c)

Respiration

d)

Combustion

22.
Respiration is the process by which animals take in _____ and release _____. 
a)
photosynthesis, air
b)
carbon, oxygen
c)
oxygen
d)
oxygen, carbon dioxide
23.
Carbon can be found in...
a)
The atmosphere
b)
Soil
c)
Fossil fuels
d)
All of the above
24.
TRUE or FALSE?
All of the carbon in existence is continually recycled in the carbon cycle.
a)
True
b)
False
25.

Why is cellular respiration important to animals?

a)

It produces glucose.

b)

It forms carbon dioxide.

c)

It uses oxygen.

d)

It stores energy in ATP.

26.

Based on the diagram, which of the following materials does cellular respiration produce that plants use in photosynthesis?

a)

Carbon dioxide and water

b)

Carbon dioxide and energy

c)

Glucose and oxygen

d)

Sunlight, carbon dioxide and water

27.

Which of the following represents the process of cellular respiration?

a)

Glucose + water + oxygen --> carbon dioxide + energy

b)

Carbon dioxide + water + energy --> glucose + oxygen

c)

Glucose + oxygen --> carbon dioxide + water + energy

d)

Glucose + water + carbon dioxide --> oxygen + energy

28.
Cellular respiration is...
a)
the process by which cells break down glucose into energy. 
b)
the process by which cells break light down into energy. 
c)
the process by which cells communicate with other cells. 
29.
What are the products of photosynthesis?
a)
Glucose and Chlorophyll
b)
Glucose and Oxygen
c)
Water and Light energy
d)
Carbon Dioxide and Light energy
30.
Which statement about photosynthesis is correct?
a)
Plants get the energy they need for photosynthesis from water.
b)
Plants get the energy they need for photosynthesis from soil.
c)
Plants get the energy they need for photosynthesis from sunlight.
d)
Plants get the energy they need for photosynthesis from carbon dioxide.
31.
What is the original source of almost all energy in most ecosystems?
a)
carbohydrates
b)
sunlight
c)
water
d)
carbon
32.

The burning of fossil fuels by cars and factories has most affected the ______________ cycle.

a)

hydrogen

b)

nitrigen

c)

water

d)

carbon

33.

The process by which green plants turn water, carbon dioxide, and sunlight into energy in order to grow.

a)

Cellular Respiration

b)

Photosynthesis

c)

Ecosystem

d)

Biotic matter

34.

Which of the following organisms make energy storage molecules?

a)

Consumers

b)

Abiotic matter

c)

Decomposers

d)

Producers

35.

A system is...

a)

A set of interacting parts forming a complex whole.

b)

A set of interacting parts forming a simple hole.

c)

A set of interlocking joints forming a simple hole.

36.
Which type of organism is responsible for recycling the remains of a dead plant or animal to the soil?
a)
Producer
b)
Consumer
c)
Decomposer
37.

What is a Decomposer?

a)

Eats dead things

b)

Eats living things

38.

A consumer is a living thing that cannot make its own food.

a)

True

b)

False

39.
A consumer?
a)
Makes its own food
b)
Eats dead plants and animals
c)
Eats plants and other animals for energy
d)
Buys toys for kids
40.

What is carbon?

a)

An organism that needs to eat in order to get energy storage molecules

b)

A type of atom that makes up molecules such as carbon dioxide

c)

Matter that makes up the nonliving parts of an ecosystem

d)

Matter that makes up the living and dead organisms in an ecosystem

41.

An organism that can make its own energy storage molecules.

a)

producer

b)

primary consumer

c)

secondary consumer

d)

decomposer

42.

The process by which plants and other producers use energy from sunlight to change carbon dioxide and water into oxygen and glucose.

a)

cellular respiration

b)

mitosis

c)

metamorphasis

d)

photosynthesis

43.

All the living and nonliving things interacting in a particular area.

a)

biodome

b)

biosphere

c)

ecosystem

d)

space

44.

A molecule that organisms can use to release the energy they need to survive.

a)

carbon

b)

oxygen

c)

glucose

d)

energy storage molecule

45.

An organism that needs to eat in order to get energy storage molecules.

a)

producer

b)

consumer

c)

decomposer

d)

dead matter

46.

A molecule made of carbon and oxygen atoms

a)

carbon dioxide

b)

energy storage molecules

c)

oxygen

d)

carbon

47.

The chemical reaction between oxygen and glucose that releases energy.

a)

photosynthesis

b)

carbonation

c)

oxygenation

d)

cellular respiration

48.

Matter that makes up the living and dead organisms in an ecosystem.

a)

abiotic

b)

mitosis

c)

biotic

d)

photosynthesis

49.

Matter that make up the nonliving parts of an ecosystem, such as air and water

a)

abiotic

b)

biotic

c)

composer

d)

energy storage molecules

50.

An organism that gets energy storage molecules by breaking down dead matter

a)

primary consumer

b)

secondary consumer

c)

producer

d)

decomposer

51.

A nonliving thing that affects the ecosystem

a)
biotic factor
b)
living organism
c)
abiotic factor
d)
ecosystem component
52.

A community of organisms living among their nonliving surroundings

a)

Heterotroph

b)

Producer

c)

Ecosystem

d)

Photosynthesis

53.

An organism that produces its own food using inorganic matter

a)

Consumer

b)

Producer

c)

Decomposer

d)

Herbivore

54.

An organism that eats other organisms for food

a)

Producer

b)

Decomposer

c)

Consumer

d)

Autotroph

55.

The process by which plants use sunlight to make sugar for food

a)

Decompose

b)

Ecosystem

c)

Organic Matter

d)

Photosynthesis