Question # 1

Cytochrome b is oxidized by ___ in respiratory chain

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Coenzyme Q

Cytochrome c

Cytochrome a

Oxygen

The final acceptor of electrons in respiratory chain is

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Cyt. a

Cyt. a3

Water

Oxygen

In Krebs cycle hydration occurs during the conversion of

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Citrate into isocitrate

Malate into fumarate

Citrate into malate

Fumarate into malate

Spectrum which shows the effectiveness of absorbed light

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Absorption

Action

Emission

Affective

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

Iron containing proteins which act as carriers in ETC

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Plastoquinine

Cyt. complex

Plastocyanin

None

What actually happens in light dependent reaction

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ATP synthesis, oxidation of NADP

ATP hydrolysis, oxidation of NADP

ATP synthesis, reduction of NADP

ATP hydrolysis, reduction of NADP

Color of chlorophyll b is

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Blue green

Yellow green

Orange red

Yellow orange

Number of ATPs required to phosphorylate RuP molecules in calvin cycle

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3

5

6

9

Splitting of water in sunlight is called

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Lysis

Photolysis

Condensation

Hydrolysis

Which of the following is incorrect about action spectrum

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It tells effectiveness of light

Valley is broad

Peaks are broad

It is indicated by consumption of CO2

Pick up 5 carbon compound

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Oxaloacetate

RuBP

Ketoglutarate

Both b and c

Components of electron transport chain that works in Z-scheme are located

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In stroma

In thylakoid membranes

In lumen of thylakoids

Outside thylakoids

The site for oxidative phosphorylation in mitochondria

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Mitochondrial matrix

Outer compartment

F1 particles

Cristae

Where Photophosphorylation takes place in chloroplast?

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Stroma

Inner membrane

Outer membrane

Granum

First step of preparatory phase of glycolysis is

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Dehydration

Decarboxylation

Phosphorylation

Oxidation

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 NADH molecules formed in Krebs cycle starting from one molecule of glucose

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6

3

2

1

It contains many types of pigment molecules

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Antenna complex

Reaction centre

Primary acceptor

All

Which of the following is not absent in cyclic electron flow

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Photolysis

Phosphorylation

NADP reductase

PS ll

In glycolysis 2PG is converted to PEP by

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Dehydration

Decarboxylation

Phosphorylation

Oxidation

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