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Worksheets

CETR-CELL PROCESSES

Total questions: 20

Worksheet time: 14mins

Name
Class
Date
1.

What are the two kinds of reactions in photosynthesis?

a)

Photolysis, Calvin Cycle

b)

Glycolysis,Electron Transport Chain

c)

Photolysis, Glycolysis

d)

Calvin Cycle, Kreb's Cycle

2.

Give the proper sequence of the three basic stages of the dark reaction:

I.RuBP regeneration

II. Carbon dioxide fixation

III. Carbon dioxide reduction

a)

I, II, III

b)

II, III, I

c)

I, III, II

d)

III, II, I

3.

All of the following are reactants and products of photosynthesis EXCEPT:

a)

CO2

b)

H2O

c)

ATP

d)

C6H12O6

4.

If the weather is hot and dry, the stomata will close to conserve water, so the concentration of carbon dioxide decreases in leaves, while the oxygen increases. When oxygen rises, it combines with RuBP that results to the release of carbon dioxide in the atmosphere.This wasteful process is called ________________.

a)

Photorespiration

b)

Phosphorylation

c)

Glycolysis

d)

Kreb's cycle

5.

What organelles are involved in photosynthesis?

a)

cristae & matrix

b)

thylakoid & stroma

c)

cytoplasm chlorophyll

d)

cristae & thylakoid

6.

Which of the following pairs is mismatched?

a)

glycolysis-cytoplasm

b)

photosynthesis-chloroplast

c)

Kreb's cycle-matrix

d)

electron transport chain-nucleus

7.

Majority of the CO2 is released during:

a)

Glycolysis

b)

Citric Acid Cycle

c)

Electron Transport Chain

d)

Oxidative phosphorylation

8.

The positively charged hydrogen ions that are released from the glucose during cellular respiration eventually combine with _______ ion to form ______.

a)

another hydrogen; a gas

b)

a carbon; carbon dioxide

c)

an oxygen; water

d)

a pyruvic acid; lactic acid

9.

Anaerobic pathway that oxidize glucose to generate ATP energy by using an organic molecule as the ultimate hydrogen acceptor is called ______________.

a)

fermentation

b)

reduction

c)

Kreb's Cycle

d)

electron pumps

10.

When skeletal muscle cells function anaerobically they accumulate the compound _____________, which causes muscle soreness.

a)

pyruvic acid

b)

malic acid

c)

carbon dioxide

d)

lactic acid

11.

In complete accounting of all ATPs produced in aerobic respiration, there's a total of ________ ATPs: _____ from the ETC, ______ from Glycolysis, and _____ from the Kreb's Cycle.

a)

36-38, 32-34, 2, 2

b)

38-40, 34-36, 2, 2

c)

36-38, 30-32, 2, 4

d)

38-40, 30-32, 4, 4

12.

The chemical activities that removes electrons from glucose result in the glucose being ________.

a)

reduced

b)

oxidized

c)

phosphorylated

d)

hydrolyzed

13.

Which of the following is NOT true of the Citric Acid Cycle?

a)

includes the preparatory reaction

b)

produces ATP by substrate level phosphorylation

c)

occurs in the mitochondria

d)

is a metabolic pathway, as is glycolysis

14.

What is the major goal of NADH and FADH2 in aerobic respiration?

a)

breakdown the glucose molecule

b)

transport the electrons coming from the hydrogen atoms

c)

absorbs O2 and releases CO2

d)

produces glucose molecule

15.

Which of the following stages of cell respiration is an anaerobic?

a)

Glycolysis

b)

Preparatory Reaction

c)

Kreb's Cycle

d)

Electron Transport Chain

16.

When a cell is placed in a hypertonic solution,

a)

solute exits the cell to equalized the concentration on both sides of the membrane.

b)

water exits the cell towards the area of lower solute concentration

c)

water exits the cell towards the area of higher solute concentration

d)

solute exits, water enters the cell

17.

Which of these is NOT a lipid?

a)

steroid

b)

wax

c)

hemoglobin

d)

fat

18.

Monosaccharides are also called simple sugars. they are consist of only one sugar molecule. Which of the following is an example of a monosaccharide?

a)

glucose

b)

maltose

c)

sucrose

d)

starch

19.

Which of the following is the function of the lysosome?

a)

protein synthesis

b)

intracellular digestion

c)

processing and packaging

d)

production of RNA

20.

What is the destination of the vesicles formed at the Smooth Endoplasmic Reticulum?

a)

Rough Endoplasmic Reticulum

b)

Vacuole (plants)

c)

Nucleus

d)

Golgi body