Cell Respiration And Photosynthesis Question Preview (ID: 38892)


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_______________________ is the first step in cellular respiration that begins releasing energy stored in glucose.
a) alcohol fermentation
b) lactic acid fermentaion
c) glycolysis
d) Kreb's cycle

If oxygen is NOT present, glycolysis is followed by _____________________
a) fermentation
b) Kreb's
c) electron transport
d)

Since fermentation does not require oxygen it is said to be __________________.
a) anaerobic
b) aerobic
c)
d)

What reactants are needed for cellular respiration?
a) glucose and oxygen
b) glucose and carbon dioxide
c) carbon dioxide and oxygen
d) carbon dioxide and water

Which of the following is the correct sequence of events during cellular respiration?
a) glycolysis → Krebs cycle → Electron Transport
b) Krebs cycle → Electron Transport → glycolysis
c) Electron Transport → Krebs cycle → glycolysis
d) glycolysis → fermentation → Krebs cycle

What happens during glycolysis?
a) H+ ions and oxygen form water.
b) Lactic acid is formed using fermentation.
c) A glucose molecule is broken down into 2 pyruvic acid molecules.
d) Pyruvic acid is broken down in a series of steps into CO2

In eukaryotic cells, most of cellular respiration takes place in the ______________________.
a) mitochondria
b) nuclei
c) cytoplasm
d) chloroplasts

Which of the following are products of cellular respiration?
a) CO2 and H2O
b) O2 and CO2
c) O2 and glucose
d) CO2 and glucose

The net gain of ATP from GLYCOLYSIS is ___________.
a) 1
b) 2
c) 4
d) 36

Which stage of cellular respiration produces the most ATP’s?
a) glycolysis
b) krebs
c) Actyl-CoA formation
d) electron transport

Based on the cycle of photosynthesis and cellular respiration, one can say that the ultimate original source of energy for all living things on Earth is
a) glucose
b) water
c) sun
d) carbon dioxide

The process whereby plants capture energy and make complex molecules is known as
a) photosynthesis
b) diffusion
c) cell respiration
d) development

As a result of photosynthesis,
a) our atmosphere is now rich in oxygen gas.
b) animals can get energy directly from the sun.
c) plants convert chlorophyll into water
d) abundant quantities of carbon dioxide are produced

The organelles in plant cells that contain a green pigment and are associated with photosynthesis are the:
a) chloroplasts.
b) Golgi apparatus.
c) mitochondria.
d) ribosomes

Photosynthesis enables plants to produce most of the glucose that they need. What is not required for photosynthesis to take place?
a) carbon dioxide
b) water
c) light
d) oxygen

The two main reactants of photosynthesis are:
a) water and carbon dioxide
b) glucose and carbon dioxide
c) water and oxygen
d) chlorophyll and oxygen

The oxygen released into the air as a product of photosynthesis comes from
a) chlorophyll.
b) water
c) Carbon Dioxide
d) None of the above

The term anaerobic means
a) without bacteria.
b) without O2
c) with O2
d) without ATP

How is energy released from ATP?
a) breaking the bond between the 1st and 2nd phosphate
b) breaking the bond between the 2nd and 3rd phosphate
c) breaking the bond between the 3rd and 4th phosphate
d) breaking the bond between adenosine and the 1st phosphate

The overall equation for the aerobic cellular respiration of glucose is
a) C6H12O6 + O2 → CO2 + H2O + ATP + Heat
b) CO2 + H2O → C6H12O6 + O2 + ATP + Heat
c) C6H12O6 → Lactic acid + ATP + Heat
d) C6H12O6  CO2 + Ethyl alcohol + ATP + Heat

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