Question # 1

The final acceptor of electrons in respiratory chain is

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Cyt. a

Cyt. a3

Water

Oxygen

Indirect ATP is formed during the production of ___ in krebs cycle

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Isocitrate

Succinate

Citrate

Malate

Pick up 5 carbon compound

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Oxaloacetate

RuBP

Ketoglutarate

Both b and c

Which of the following statement is true for absorption spectra of photosynthesis

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Chlorophyll a and b have same absorption spectra

Chlorophyll a and b have different absorption spectra

Chlorophyll a and carotenoids have same absorption spectra

Chlorophyll b and carotenoids have same absorption spectra

Which of the following is a CO2 acceptor

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Rubisco

Water

RuBP

Citrate

In Glycolysis the net gain is 2 ATP and 2 molecules of

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NADH₂

FADH₂

FMNH₂

FAD

Components of respiratory electron transport chain are

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2

3

4

5

Which of the following occurs in the first step of payoff phase during glycolysis

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Reduction of 1 NAD

Oxidation of 2 NAD

Reduction of 2 NAD

Oxidation of 1 NAD

Number of ATPs required to phosphorylate RuP molecules in calvin cycle

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3

5

6

9

PEP is converted to ___ by removal of phosphate

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Enol pyruvate

Pyruvate

Glyceraldehyde

3PG

Iron containing proteins which act as carriers in ETC

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Plastoquinine

Cyt. complex

Plastocyanin

None

In this process a carbon dioxide molecule is released

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Lactic acid fermentation

Alcoholic fermentation

Glycolysis

Hydrolysis of glycogen

Which of the following is not absent in cyclic electron flow

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Photolysis

Phosphorylation

NADP reductase

PS ll

Spectrum which shows the effectiveness of absorbed light

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Absorption

Action

Emission

Affective

In this process pyruvic acid is not used as substrate

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Alcoholic fermentation

Calvin cycle

Aerobic respiration

Lactic acid fermentation

Splitting of water in sunlight is called

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Lysis

Photolysis

Condensation

Hydrolysis

Cytochrome b is oxidized by ___ in respiratory chain

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Coenzyme Q

Cytochrome c

Cytochrome a

Oxygen

What happens in the light phase of photosynthesis?

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ADP is hydrolyzed and NADP is oxidized

ATP is synthesized by photophosphorylation and NADP is reduced

ATP is hydrolyzed and NADPH is oxidized

ADP is hydrolyzed and NADP is reduced

In glycolysis 2PG is converted to PEP by

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Dehydration

Decarboxylation

Phosphorylation

Oxidation

Which part of mitochondria is the site of link reaction and kreb’s cycle and contains the enzymes needed for these reactions?

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Outer membrane

Matrix

Inner membrane

Crista

First step of preparatory phase of glycolysis is

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Dehydration

Decarboxylation

Phosphorylation

Oxidation

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