wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

Unit 2 Review

Total questions: 35

Worksheet time: 30mins

Name
Class
Date
1.
Which of the following is the correct equation for PHOTOSYNTHESIS?
a)
CO2 + light + H2O --> O2 + Sugar
b)
CO2 + sugar + H2O --> O2 + light
c)
O2 + light + H2O --> CO2 + Sugar
d)
CO2 + O2 + H2O --> Light+ Sugar
2.
What process occurs when light energy is captured in autotrophs and converted into sugar?
a)
Photosynthesis
b)
Cellular Respiration
3.
What is the ultimate ORIGINAL source of energy for living things
a)
Sugar
b)
Sun
c)
Moon
d)
Carbon Dioxide
4.
Which organisms perform Photosynthesis?
a)
Only Autotrophs
b)
Only Heterotrophs
c)
Autotrophs and Heterotrophs
5.
What is the pigment in chloroplasts that performs photosynthesis?
a)
Chlorosynthesis
b)
Chlorophyll
c)
ADP
d)
Electron Transport
6.
Which gas is removed from the atmosphere during photosynthesis?
a)
hydrogen
b)
oxygen
c)
nitrogen
d)
carbon dioxide
7.
What are the products of photosynthesis?
a)
water and carbon dioxide
b)
oxygen and glucose
c)
oxygen and carbon dioxide
d)
oxygen and water
8.
What is photosynthesis?
a)
The process in which humans eat their food
b)
When a photographer takes a photo.
c)
To get your pictures from the photo lab.
d)
The process in which plants make their food.
9.
What is produced as a result of photosynthesis?
a)
Glucose and Chlorophyll
b)
Glucose and Oxygen
c)
Water and Light energy
d)
Carbon dioxide and Water
10.
If all four plants were watered daily but placed in a closet, receiving no sunlight, what process would NOT occur?
a)
Ingestion of carbon dioxide
b)
Filtration of water through the soil
c)
Photosynthesis
d)
Water absorbtion
11.
Look at the image
What substances and organelle work together to absorb sunlight to perform photosynthesis in this example?
a)
cell wall and chloroplast
b)
mitochondria and water
c)
vacuole and carbon dioxide
d)
chloroplast and chlorophyll
12.
What is the correct equation for cellular respiration?
a)
6O2 + C6H12O6 -> 6CO2 + 6H2O + Energy
b)
6O2 + C6H12O6 + Energy -> 6CO2 + 6H2O
c)
6CO2 + 6H2O -> 6O2 + C6H12O6 + Energy
d)
6CO2 + 6H2O + Energy -> 6O2 + C6H12O6
13.
In which way are photosynthesis and cellular respiration different?
a)
Cellular respiration stores ATP, while photosynthesis releases ATP.
b)
Cellular respiration produces oxygen, while photosynthesis uses oxygen.
c)
Photosynthesis releases energy, while cellular respiration stores energy.
d)
Photosynthesis uses carbon dioxide, while cellular respiration produces carbon dioxide.
14.

Which organism go through cellular respiration?

a)

animals

b)

plants

c)

both animals and plants

d)

none

15.

Cellular Respiration occurs in what cell organelle?

a)

chloroplast

b)

cytoplasm

c)

mitochondria

d)

animal

16.

What's the chemical formula for glucose?

a)

6C6HO6

b)

C12H6O12

c)

C6H12O6

d)

CHO

17.
The purpose of cellular respiration is to produce ?
a)
energy
b)
oxygen
c)
sugar
d)
protein
18.
What is the energy molecule?
a)
DNA
b)
ATP
c)
RNA
d)
AAA
19.

What is the correct equation for cellular respiration?

a)

6O2 + C6H12O6 -> 6CO2 + 6H2O + Energy

b)

6O2 + C6H12O6 + Energy -> 6CO2 + 6H2O

c)

6CO2 + 6H2O -> 6O2 + C6H12O6 + Energy

d)

6CO2 + 6H2O + Energy -> 6O2 + C6H12O6

20.

Makes its own food

a)

Herbivore

b)

Carnivore

c)

Heterotroph

d)

Autotroph

21.

Cannot make its own food

a)

Autotroph

b)

Producer

c)

Heterotroph

d)

Biomass

22.

Only eats plants

a)

Herbivore

b)

Carnivore

c)

Omnivore

d)

Decomposer

23.

Only eats meat

a)

Herbivore

b)

Carnivore

c)

Omnivore

d)

Producer

24.

Get their energy from the sun and make their own food

a)

Decomposer

b)

Heterotroph

c)

Biomass

d)

Producer

25.

Eats other organisms

a)

Producer

b)

Decomposer

c)

Consumer

d)

Autotroph

26.

Eats dead organisms and returns nutrients to soil

a)

Autotroph

b)

Decomposer

c)

Biomass

d)

Carnivore

27.

Which organisms eat only producers?

a)

Secondary Consumers

b)

Apex Predators

c)

Tertiary Consumers

d)

Primary Consumers

28.

Which level is found at the top?

a)

Primary Consumers

b)

Tertiary Consumers

c)

Producers

d)

Secondary Consumers

29.

What would happen to the bird if the green fish died out?

a)

the bird population would grow

b)

the bird population would die out

c)

the smaller fish will die out

30.
In the energy pyramid here, how much of the energy in the producers gets passed to the herbivores?
a)
10%
b)
20%
c)
80%
d)
90%
31.
A food pyramid represent the relative amount of energy in trophic levels. Which of the following correctly shows a food pyramid?
a)
A
b)
B
c)
C
d)
D
32.

Passing of energy, in the form of food, from one organism to another

a)

food cycle

b)

food network

c)

food chain

d)

food system

33.

Overlapping food chains

a)

food cycle

b)

food network

c)

food system

d)

food web

34.
If a frog is the prey, what could be the predator?
a)
Grass
b)
Insect
c)
Snake
d)
Snail
35.
What does a food web represent?
a)
All connections of energy flow throughout all organisms in a ecosystem.
b)
The specific ways that mutualism is carried out.
c)
A single pathway or energy flow between organisms. 
d)
How carnivores get their food. 

Similar Resources on Wayground

Quizizz 22

40 questions

Quizizz 22

quiz

Worksheet

•

6th - 8th Grade

Body Systems Study Guide 8th

30 questions

Body Systems Study Guide 8th

quiz

Worksheet

•

7th - 9th Grade

Latihan SASG IPA

35 questions

Latihan SASG IPA

quiz

Worksheet

•

7th Grade

Science Chapter 14

40 questions

Science Chapter 14

quiz

Worksheet

•

7th Grade

Phyla Echinodermata, Mollusca, and Anthropoda

37 questions

Phyla Echinodermata, Mollusca, and Anthropoda

quiz

Worksheet

•

7th - 9th Grade

Heredity, Digestive System, Macromolecules

30 questions

Heredity, Digestive System, Macromolecules

quiz

Worksheet

•

7th Grade

Genetics Basic Quiz # 1

30 questions

Genetics Basic Quiz # 1

quiz

Worksheet

•

5th - 9th Grade

Viruses, Bacteria & Your Health

40 questions

Viruses, Bacteria & Your Health

quiz

Worksheet

•

7th - 8th Grade