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Calvin Cycle and Chromatography

Total questions: 31

Worksheet time: 35mins

Name
Class
Date
1.
2 energy rich molecules created by Light Dependent Reactions of Photosynthesis are:
a)
ATP and ADP
b)
ATP and NADPH
c)
ADP and FADH
d)
ADP and NADP
2.
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
3.

Carbon dioxide is fixed in the _______that occurs in the _________

a)

light dependent; thylakoid

b)

light dependent; stroma

c)

light independent; thylakoid

d)

light independent; stroma

4.

The part of the leaf where photosynthesis occurs is called

a)

mesophyll

b)

cuticle

c)

epidermis

d)

stomata

5.

Which of the following would NOT cause a change in the rate of photosynthesis

a)

lack of oxygen

b)

lack of carbon dioxide

c)

lack of water

d)

lack of light

6.

Main products of the Calvin Cycle

a)

Oxygen, NADP+, ADP

b)

Glucose, CO2, ADP

c)

ADP, NADP+, Glucose

d)

ATP, NADPH, Oxygen

7.

The Calvin Cycle occurs in the

a)

Thylakoid

b)

Grana

c)

Inner membrane of chloroplast

d)

Stroma

8.

5 carbon sugar that combines with CO2 in the Calvin Cycle

a)

3-PGA

b)

G3P

c)

RuBP

d)

Glucose

9.

Which of the following is true of the Calvin Cycle?

a)

carbon dioxide and energy (ATP and NADPH) are used to make organic compounds

b)

energy is absorbed from sunlight and converted to chemical energy stored in ATP and NADPH

c)

Occurs in the thylakoid

d)

Occurs in the cytoplasm

10.

Temperatures that are too high can slow photosynthesis because

a)

stomata stay open

b)

enzymes are ruined

c)

there is not enough CO2

d)

there is too much water

11.
The CO2 used in the Calvin Cycle originates from ___________.
a)
The light phase
b)
The breakdown of the remaining G3P's
c)
Diffusion through the stoma
d)
Lumen of the Thylakoid
12.
The enzyme responsible for Carbon Fixation in C3 Photosynthesis is
a)
RuBisCo
b)
PEP Carboxylase
c)
Hexokinase
d)
Pyruvate DeHydrogenase
13.
The first molecule formed after CO2 is added to the Calvin Cycle is:
a)
RuBP
b)
G3P
c)

PGA

d)

Rubisco

14.
The molecule that comes out of the Calvin Cycle to produce glucose, and polymers like cellulose is:
a)
RuBP
b)
GP3
c)
3-PG
d)
G3P
15.
Which is not a phase of the Calvin Cycle?
a)
Carbon Fixation
b)
Reduction
c)
Regeneration of RuBP
d)
Regeneration of Oxaloacetate
16.

What is the second stage of the Calvin Cycle?

a)

Carbon fixation

b)

Reduction

c)

Regeneration of RUBP

d)

Secondary

17.

What is the first stage of the Calvin Cycle?

a)

Carbon fixation

b)

Reduction

c)

Regeneration of RUBP

d)

Primary

18.

Plants can close their stomata when the temperature is hot

a)

To prevent water loss

b)

To prevent loss of oxygen

c)

To prevent loss of carbon dioxide

d)

To bring in more carbon dioxide

19.

Which of the following is a way to increase the rate of photosynthesis?

a)

Increase oxygen levels

b)

Decrease CO2 levels

c)

Increase light intensity

d)

Decrease water level

20.
How many G3P molecules make one molecule of glucose? 
a)
1
b)
2
c)
3
d)
4
21.
What happens to NADPH and ATP after they are used in the Calvin Cycle?
a)
they recycle back to the light reactions
b)
they are used to make G3P
22.
What happens to the remaining G3P molecules in the last step of the dark reactions?
a)
They are used to make glucose.
b)
They are reshuffled to make CO2 by adding ATP.
c)
They exit the cycle.
d)
They are reshuffled to make RuBP by adding ATP. 
23.

In the Calvin Cycle, carbon from CO2 is added to one molecule of RuBP to create _________.

a)

RUDP

b)

An Unstable 6 Carbon Molecule

c)

PGA

d)

2 3-carbon molecules

24.
How many carbons does G3P have?
a)
1
b)
2
c)
3
d)
6
25.
What does NADPH do? 
a)
carries electrons to the Calvin cycle
b)
carries electrons to the ETC
26.
How many carbon atoms are in RuBP?
a)
2
b)
3
c)
4
d)
5
27.

This technique is used to

a)

determine volume

b)

separate moluecules in a mixture

c)

measure length

d)

analyze data from an experiment

28.

_____________is revealed when chlorophyll (green pigment) fades. It gives leaf yellow color.

a)

Chlorophyll

b)

Anthocyanin

c)

Xanthophyll

d)

Carotene

29.

Most plants appear green because chlorophyll...

a)

absorbs green light.

b)

absorbs violet light.

c)

does not absorb green light.

d)

does not absorb violet light.

30.

Which leaf pigments are likely to move the quickest to the top?

a)

large nonpolar pigments

b)

small nonpolar pigments

c)

smaller sized polar pigment molecules

d)

larger sized polar pigment molecules

31.

The major product of the Calvin Cycle is ​ (a)   .

Choose from the below words
glyceraldehyde 3-phosphate
ribulose biphosphate
rubisco
pyruvate

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