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Photosynthesis Review

Total questions: 38

Worksheet time: 36mins

Name
Class
Date
1.

What is the name of the organelle where photosynthesis takes place?

a)

Mitochondria

b)

Chloroplast

c)

Vacuole

d)

Stomata

2.

What makes a plant an autotroph?

a)

makes it own food

b)

Can not make its own food.

3.

What type of energy conversion takes place in photosynthesis?

a)

Light energy to nuclear energy

b)

Light energy to solar energy

c)

Light energy to chemical energy

d)

Light energy to electrical energy

4.

What stage of photosynthesis uses carbon dioxide to make glucose?

a)

Light Dependent Cycle

b)

Calvin Cycle

5.

What source provides the initial energy required in photosynthesis?

a)

Carbon Dioxide

b)

Sunlight

c)

ATP

6.

What is the chemical formula for glucose?

a)

C6 H14 O6

b)

C6 H12 O4

c)

C6 H12 O12

d)

C6 H12 O6

7.

What are the reactants of photosynthesis? (choose all that apply)

a)

Oxygen

b)

Water

c)

Sunlight

d)

Carbon dioxide

8.

What are the products of photosynthesis (choose all that apply)

a)

Oxygen

b)

Carbon Dioxide

c)

Water

d)

Glucose

9.

The tiny mouth like openings in leaves where gases move in and out is called?

a)

Stroma

b)

Stomata

c)

Thylakoid

d)

Matrix

10.

What are some factors that affect the rate of photosynthesis? (choose all that apply)

a)

Light

b)

Carbon dioxide

c)

Water

d)

Nitrogen Gas

11.

What molecule do plants pull from the air that is used to make sugar?

a)

Carbon Dioxide

b)

Oxygen

c)

Nitrogen

d)

Trick Question

12.

This is the chemical formula for a molecule of...

a)

Oxygen

b)

Carbon dioxide

c)

Glucose

d)

Water

13.

What type of organelle is this?

a)

Mitochondria

b)

Chloroplast

c)

Golgi Body

d)

Bacteria

14.

What is an organism that makes its own food?

a)

autotroph

b)

heterotroph

c)

autotroph and heterotroph

d)

consumer

15.
What pigment absorbs sunlight for photosynthesis?
a)
chloroplast
b)
thylakoid
c)
grana
d)
chlorophyll
16.
The fluid like substance found inside the chloroplast is called
a)
Cytoplasm
b)
Stroma
c)
Thykloids
d)
Cell Wall
17.
__________ is a stack of thylakoids
a)
Granum
b)
Stomata
c)
Stroma
d)
Chloroplast
18.
a)
Stroma
b)
Thylakoid
c)
Skittle
d)
Grana
19.
a)
Flapjack Stack
b)
Grana
c)
Thylakoid
d)
Stroma
20.
a)
Grana
b)
Thylakoid
c)
Stroma
d)
Jelly Filling
21.
a)
Inner Membrane
b)
Outer Membrane
c)
Thylakoid Membrane
d)
Frog Skins
22.
Which choice correctly shows the gases that enter and exit plants during photosynthesis?
a)
Enter: Oxygen
Exit: Carbon dioxide
b)
Enter: Water vapor
Exit: Glucose
c)
Enter: Carbon dioxide
Exit: Oxygen
d)
Enter: Light
Exit: Water vapor
23.
The ____________ is the most photosynthetic part of a plant.
a)
leaf
b)
flower
c)
roots
d)
stem
24.
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
25.

Which of the following is the correct equation for photosynthesis?

a)

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

b)

6CO2 + C6H12O6+ 12H2O --> 6O2 + light

c)

O2 + light + H2O---> C6H12O6+ CO2

d)

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

26.

Which of these are limiting factors for Photosynthesis?Choose three..

a)

Carbon dioxide concentration

b)

light intensity

c)

Water

d)

temperature

27.
Chlorophyll is green because
a)
it absorbs green wavelengths of light
b)
it absorbs blue and yellow wavelengths of light
c)
it reflects green wavelengths of light
d)
it is an optical illusion caused by the transmission of light
28.

Where does most of a plant's biomass (total mass of an organism) come from?

a)

from the soil

b)

from carbon dioxide from the air and water from the soil

c)

from nutrients in the soil

d)

from water

29.

Carbon dioxide makes up about 0.04% of the molecules in the air. C02 eventually becomes what

molecule after photosynthesis has concluded:

a)

oxygen

b)

hydrogen

c)

glucose

d)

water

e)

ATP

30.

Where does the mass of a plant come from?

a)

soil

b)

sunlight

c)

oxygen

d)

carbon dioxide

31.

Which color is not absorbed by chlorophyll?

a)

purple

b)

blue

c)

yellow

d)

green

32.

If an aquatic plant is placed into a test tube with water near a light source, what will it produce?

a)

Glucose and Oxygen

b)

Carbon dioxide and ATP

c)

Water and Oxygen

d)

Glucose and ATP

33.

Plants with the largest amount of which pigment will be best suited for growing conditions where light has a green hue.

a)

Chlorophyll a

b)

Chlorophyll b

c)

Carotenoids

d)

A combination of all 3

34.

Which of the pigments in found in chlorophyll is most efficient at lower wavelengths?

a)

Chlorophyll A

b)

Chlorophyll B

c)

Carotenoids

d)

All three are equally efficient

35.

A healthy 100-foot-tall tree has about 200,000 leaves. A tree this size can take 11,000 gallons of water from the soil and release it into the air again, as oxygen and water vapor, in a single growing season. To transport this water from the roots to the leaves the plant is using

a)

xylem

b)

phloem

c)

both of these

d)

neither of these

36.

SHOPNC

This element is needed by plants for production of proteins & nucleic acids, it is found in the soil

a)

Carbon

b)

Hydrogen

c)

Oxygen

d)

Nitrogen

37.
The important gases, carbon dioxide and oxygen, enter and leave the leaf through the
a)
upper epidermis
b)
phloem
c)
stomata
d)
guard cells
38.

Chrolophyll is a combination of 4 pigments. Which 4? (choose all that apply)

a)

Chlorophyll A

b)

Chlorophyll B

c)

Etiolin

d)

Carotene

e)

Xanthophyll

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