Wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Photosynthesis & Cellular Respiration

Total questions: 25

Worksheet time: 14mins

Name
Class
Date
1.

What are the 3 reactants of photosynthesis? The reactants are the things needed for photosynthesis to occur.

a)

oxygen, glucose, sunlight

b)

sunlight, oxygen, water

c)

water, oxygen, carbon dioxide

d)

carbon dioxide, sunlight, water

2.

What pigment captures/absorbs sunlight?

a)

stomata

b)

chlorophyll

c)

chloroplast

d)

phloem

3.

What is the tiny openings that let in the carbon dioxide needed for photosynthesis?

a)

stomata

b)

xylem

c)

phloem

d)

chloroplast

4.

What are the 2 products of photosynthesis? The products are the things made in the process of photosynthesis.

a)

water, sunlight

b)

glucose, carbon dioxide

c)

oxygen, glucose

d)

sunlight, oxygen

5.

What is the main purpose of photosynthesis?

a)

To make food

b)

To create energy

c)

To release oxygen

d)

To absorb sunlight

6.

Which product is "waste" and mostly released by the producer (plant)?

a)

oxygen

b)

carbon dioxide

c)

sugar

d)

glucose

7.
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
8.
Which organisms perform Photosynthesis?
a)
Only Autotrophs
b)
Only Heterotrophs
c)
Autotrophs and Heterotrophs
9.
Which gas is removed from the atmosphere during photosynthesis?
a)
hydrogen
b)
oxygen
c)
nitrogen
d)
carbon dioxide
10.
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.
11.
The purpose of cellular respiration is to produce ?
a)
energy
b)
oxygen
c)
sugar
d)
protein
12.
What is the energy molecule?
a)
DNA
b)
ATP
c)
RNA
d)
AAA
13.
To get the most ATP molecules for energy in cellular respiration, you have to have lots of ?
a)
hydrogen
b)
oxygen
c)
carbon dioxide
d)
water
14.
The waste gas given off by cellular respiration is?
a)
oxygen
b)
carbon dioxide
c)
nitrogen
d)
methane
15.
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
16.
What is cellular respiration?
a)
the breakdown of glucose  to release ATP
b)
the breakdown of glucose to release NADH
c)
the breakdown of glucose to release FADH
d)
the breakdown of glucose to release carbon
17.

Which statement is true regarding cellular respiration?

a)

The reactants of cellular respiration are identical to the reactants of photosynthesis.

b)

The reactants of cellular respiration are obtained from the products of photosynthesis.

c)

The products of cellular respiration are the same as the products of photosynthesis

d)

Cellular respiration only occurs in autotrophs, photosynthesis occurs only in heterotrophs.

18.

What is important about cellular respiration?

a)

It produces energy from the sun.

b)

It forms sugar.

c)

It transforms sugar into a usable form of energy (ATP)

d)

Only plants perform this process.

19.

What's the chemical formula for glucose?

a)

6C6H12O6

b)

C12H6O12

c)

C6H12O6

d)

CHO

20.

Cellular respiration is

a)

a chemical reaction and NOT the same as breathing

b)

the movement of air in and out of the lungs

c)

not a chemical reaction

21.
What are the reactants in cellular respiration?
a)
glucose and oxygen
b)
glucose and carbon dioxide
c)
water and carbon dioxide
d)
oxygen and glucose
22.
What are the products in cellular respiration?
a)
water and carbon dioxide
b)
water and glucose
c)
carbon dioxide and oxygen
d)
glucose and oxygen
23.

The release in energy from the sugar that are in plant and animal cells is called...

a)

photosynthesis

b)

transpiration

c)

cellular respiration

d)

transition

24.

Which of the following organelles is responsible for cellular respiration?

a)

Mitochondria

b)

Nucleus

c)

Endoplasmic Reticulum

d)

Ribosome

25.

Where do animals get the oxygen and glucose they need for cellular respiration?

a)

Plants

b)

Mitochondria

c)

Sun

d)

other animals