Physiology and Metabolism MCQ Questions & Answers

1

The production of ethanol rather than biomass by yeast cells at high concentration of glucose is known as

A) Warburg effect B) Simpson's effect C) Crabtree effect D) Olivosky's effect

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Answer & Solution

Answer: Option C

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2

Bacteriorhodopsin is a characteristic features of

A) Rhizobium B) Frankia C) Halobacteria D) Thermophilus

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Answer & Solution

Answer: Option C

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3

Gas-Pak system is used for the study of

A) Anaerobic microorganisms B) Aerobic microorganisms C) Gram positive D) Gram negative

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Answer & Solution

Answer: Option A

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4

Which one of the following is connecting link between Photosystem I and Photosystem II?

A) Plastocyanin B) Ferredoxin C) Cytochrome - c D) Cytochrome b 6 f complex

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Answer & Solution

Answer: Option D

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5

Photosynthesis is a/an

A) Catabolic reaction B) Anabolic reaction C) Energy reaction D) None of these

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Answer & Solution

Answer: Option B

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6

Plants take up water from the soil predominantly by the adoplastic and symplastic modes of transport. Which one of the following statements is true?

A) Adoplastic transport is ATP-dependent, Symplastic is ATP-independent B) Symplastic transport is ATP-dependent, Apoplastic is ATP-independent C) Both apoplastic and symplastic transport are ATP-dependent D) Both apoplastic and symplastic transport are ATP-independent

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Answer & Solution

Answer: Option D

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7

A photosynthetic organism which does not release oxygen is

A) Green algae B) Blue green algae C) Lichen D) Green sulphur-bacteria

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Answer & Solution

Answer: Option D

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8

Facultative anaerobes are

A) Strictly aerobes B) Aerobes which can respire anaerobically C) Strictly anaerobe D) Anaerobes which can respire anaerobically

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Answer & Solution

Answer: Option D

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9

The oxidative photosynthesis carbon cycle salvages

A) C-3 carbon B) C-4 carbon C) CO₂ D) CO₂ carbon

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Answer & Solution

Answer: Option D

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10

Glycolysis is the name given to the pathway involving the conversion of

A) Glucose to glucose-6-phosphate B) Glucose to fructose-6-phosphate C) Glycogen to glucose D) Glucose to pyruvate or lactate

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Answer & Solution

Answer: Option D

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Physiology and Metabolism MCQ Questions & Answers | Biotechnology