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Chapter 3 Review

Total questions: 34

Worksheet time: 34mins

Name
Class
Date
1.

An organism that makes its own food is called a(n) _____________.

a)

Autotroph

b)

Carnivore

c)

Consumer

d)

Heterotroph

2.

The process by which a cell captures light energy from the sun and uses it to make food is called __________________________.

a)

Cellular Respiration

b)

Fermentation

c)

Photosynthesis

3.

What is the green pigment inside of a plant called?

a)

Carbon Dioxide

b)

Chloroplast

c)

Chlorophyll

d)

Oxygen

4.

The raw materials, or reactants, of photosynthesis are ________________?

a)

carbon dioxide and oxygen

b)

carbon dioxide and water

c)

glucose and oxygen

d)

water and glucose

5.

There are _______ stages in photosynthesis.

a)

1

b)

2

c)

3

d)

4

6.

Water split is split into hydrogen and oxygen in which stage?

a)

1

b)

2

c)

3

d)

4

7.

What are chloroplasts?

a)

the cells that absorb glucose

b)

the green pigment in plant cells

c)

the part of a cell that produces water

d)

the part of the cell where photosynthesis takes place

8.

Which of the following organisms are autotrophs?

a)

Dogs

b)

Elephants

c)

Sunflowers

d)

Zebras

9.

Why is light energy written on the left side of the photosynthesis equation?

a)

because it is given off during the process

b)

because it is needed to make the process take place

c)

because it is needed 24 hours of the day

d)

because it is obtained through the soil

10.

What are the two products of photosynthesis?

a)

carbon dioxide and oxygen

b)

carbon dioxide and water

c)

glucose and carbon dioxide

d)

glucose and oxygen

11.

Cellular respiration occurs in ____________________.

a)

plants and animals

b)

plants and autotrophs only

c)

plants only

12.

What are the raw materials, or reactants, of cellular respiration?

a)

carbon dioxide and oxygen

b)

carbon dioxide and water

c)

glucose and oxygen

d)

water and glucose

13.

The most of the energy is made in cellular respiration in _____________?

a)

Stage 1

b)

Stage 2

c)

Stage 3

d)

Stage 4

14.

Which two organelles are most used during cellular respiration?

a)

chloroplasts and mitochondria

b)

chloroplasts and vacuoles

c)

cytoplasm and the mitochondria

d)

the cytoplasm and vacuoles

15.

The powerhouse of the animal cell is the ______________________.

a)

Chloroplast

b)

Cytoplasm

c)

Mitochondria

d)

Nucleus

16.

Which process releases energy, but does not use oxygen?

a)

Cellular Respiration

b)

Fermentation

c)

Oxidizing

d)

Photosynthesis

17.

Cellular respiration benefits autotrophs because _______________________.

a)

It adds carbon dioxide to the air.

b)

It creates clean water.

c)

It creates food that they can eat.

d)

It eliminates harmful sugars.

18.

How does photosynthesis benefit heterotrophs?

a)

It adds carbon dioxide to the air.

b)

It creates clean water.

c)

It creates food that they can eat.

d)

It takes oxygen out of the air.

19.

A build up of ___________________ causes pain and weakness in the muscles of humans.

a)

citric acid

b)

glucose

c)

lactic acid

d)

oxygen

20.

What does the symbol C6H12O6 represent?

a)

Celluslose

b)

Glucose

c)

Lactic Acid

d)

Water

21.

____________ is a product of photosynthesis.

a)

Carbon Dioxide

b)

Glucose

c)

Sunlight

d)

Water

22.

In the second stage of cellular respiration, very little energy is released.

a)

True

b)

False

23.

Fill in the Missing part of the Photosynthesis Equation


_________ + 6CO₂ + 6H₂O YIELDS C₆H₁₂O₆ + 6O₂

a)

CO2

b)

C6H12O6

c)

Light Energy

d)

6O2

24.

Fill in the Missing part of the Photosynthesis Equation


Light Energy + _____ + 6H₂O YIELDS C₆H₁₂O₆ + 6O₂

a)

CO2

b)

C6H12O6

c)

6C6H12O6

d)

6CO2

25.

Fill in the Missing part of the Photosynthesis Equation


Light Energy + 6CO2 + _______ YIELDS C₆H₁₂O₆ + 6O₂

a)

Energy

b)

H2O

c)

6C6H12O6

d)

6H2O

26.

Fill in the Missing part of the Photosynthesis Equation


Light Energy + 6CO2 + 6H2O YIELDS _________ + 6O₂

a)

Light Energy

b)

C6H12O6

c)

6C6H12O6

d)

6CO2

27.

Fill in the Missing part of the Photosynthesis Equation


Light Energy + 6CO2 + 6H2O YIELDS C₆H₁₂O₆ + _____

a)

Light Energy

b)

6O2

c)

6C6H12O6

d)

6H2O

28.

All of the following except ______________, are needed for plants to be able to go through photosynthesis

a)

Chloroplasts

b)

Chlorophyll

c)

Mitochondria

d)

Stomata

29.

The equations for photosynthesis and cellular respiration are the __________________ of each other.

a)

Exactly alike

b)

Identical

c)

Opposites

d)

The same

30.

Plants get their water mainly from the ___________.

a)

Leaves

b)

Stem

c)

Roots

31.

Carbon dioxide enter a leaf through the ______________?

a)

Chlorophyll

b)

Chloroplast

c)

Mitochondria

d)

Stomata

32.

A consumer is also known as a(n) __________________.

a)

Autotroph

b)

Heterotroph

c)

Producer

33.

The ultimate source of energy is ______________.

a)

A leaf

b)

DIrt

c)

The Sun

d)

Water

34.

In the cytoplasm of an animal cell, ___________________ is broken down into smaller molecules.

a)

Photosynthesis

b)

Glucose

c)

Mitochondria

d)

Water