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Plants

Total questions: 32

Worksheet time: 33mins

Name
Class
Date
1.

What is Photosynthesis?

a)

Making water

b)

Making water

c)

Making grass

d)

Making food

2.
What is the ultimate ORIGINAL source of energy for living things
a)
Sugar
b)
Sun
c)
Moon
d)
Carbon Dioxide
3.
What process occurs when light energy is captured in autotrophs and converted into sugar?
a)
Photosynthesis
b)
Cellular Respiration
4.
Plants need ________ for photosynthesis
a)
oxygen
b)
soil
c)
carbon dioxide
d)
sugar
5.
Leaves look green because.....
a)
they eat their vegetables
b)
to blend into their environment
c)
they contain a molecule named chlorophyll
d)
they are sick
6.
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
7.
Which type of organisms perform photosynthesis?
a)
Only Autotrophs
b)
Only Heterotrophs
c)
Autotrophs and Heterotrophs
8.
Why do plants conduct photosynthesis?
a)
To make light
b)
To make mitochondria
c)
To make glucose
d)
To release carbon dioxide
9.
How does carbon dioxide get into the leaves of a plant?
a)
It's absorbed by the roots
b)
It's made in a chemical reaction in the stem
c)
It enters through the stomata
d)
It goes through the flowers
10.
Which organelle from the plant cell is primarily responsible for converting sunlight to energy?
a)
Mitochonria
b)
Nucleus
c)
Vacuole
d)
Chloroplast
11.
The reactants of photosynthesis are
a)
sugar and water.
b)
sugar and oxygen.
c)
carbon dioxide and water.
d)
carbon dioxide and oxygen.
12.
Why is photosynthesis important?
a)
creates oxygen for animals to breath
b)
creates energy for heterotrophs to use
c)
creates food for plants to use
d)
all of these are correct
13.
What kind of plants go through photosynthesis?
a)
All plants
b)
Plants with purple leaves
c)
Plants with green leaves
d)
Plants with red leaves
14.
Where does a plant absorb the water that it uses during photosynthesis?
a)
Leaves
b)
Stem
c)
Roots
d)
Petals
15.
What is made during the light independent reactions?
a)
ATP
b)
NADPH
c)
sugar
d)
fat
16.
The oxygen we breathe originates from:
a)
water
b)
carbon dioxide
c)
glucose
d)
proteins
17.
Which of the following is NOT a product of the light reactions?
a)
ATP
b)
NADPH
c)
Oxygen
d)
Glucose
18.

Do plants make their own food ALL YEAR LONG?

a)

yes

b)

no

19.

Break down or release

a)

Respirtaion

b)

Photosynthesis

c)

Transpiration

d)

Glucose

20.

Make food

a)

Glucose

b)

transpiration

c)

Photosynthesis

d)

Respirtaion

21.

Opening in the bottom of the leaf

a)

Oxygen

b)

Glucose

c)

Stomata

d)

carbon dioxide

22.

Is water absorbed through the leaf

a)

No

b)

yes

23.

What is Transpiration

a)

Break down of glucose

b)

making food

c)

process of how plants lose water

24.

which one absorb water

a)

transpirtaion

b)

respiration

c)

photosynthesis

25.

Which chemical equation is this for

a)

Respiration

b)

Photosynthesis

c)

Transpiration

26.

Which chemical equation is this for

a)

Transpiration

b)

Photosynthesis

c)

Respiration

27.

What is the name of the cells that open and close

a)

Simple sugar cells

b)

Guard cells

c)

Glucose cells

d)

Carbon dioxide cells

28.
Which part of a plant is responsible for the majority of photosynthesis?
a)
leaves
b)
stem
c)
roots
d)
stomata
29.
What are the reactants (what is needed) for photosynthesis?
a)
glucose and oxygen
b)
light, water, and carbon dioxide
30.
Where does carbon dioxide enter plants?
a)
The leaves (in the holes called Stomata)
b)
Flowers
c)
Roots
d)
Stem
31.
Which gas enters a stomata?
a)
Oxygen 
b)
Nitrogen
c)
Helium
d)
Carbon Dioxide 
32.
Water is absorbed by the plant through the roots, and transpiration takes place as the water exits the ________.
a)
Leaves
b)
Roots
c)
Stem

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