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BET JRF PYQs April 2020

Latest questions in this category.

196 questions

General Biology - Part 2

Deficiency of this macronutrient causes older leaves to turn dark green or reddish purple

In general biology, core biological organization dictates that structure-function relationships govern cellular processes. Therefore phosphorous is correct as it integrates fundamental life science principles, supported by mechanistic studies and conserved across related systems.

Ref: Alberts et al., Essential Cell Biology, 5th Edition, Chapter 1, Introduction to Cells, covers cellular organization, molecular mechanisms, genetic information and biological systems offering integrated perspective on core life science concepts.

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General Biology - Part 2

Ananda Chakrabarty received the first U.S. patent for a GM organism. This organism was

Mechanistically, core biological organization involves structure-function relationships govern cellular processes. This validates Pseudomonas engineered to degrade petroleum because it integrates fundamental life science principles, a pattern repeatedly demonstrated in general biology research.

Ref: Campbell et al., Biology, 11th Edition, Chapter 2, Chemical Basis of Life, discusses fundamental biological principles, molecular organization, cellular structure and metabolic processes providing broad foundation for life sciences understanding and integration.

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General Biology - Part 2

Which of the following yeast is used for the production of riboflavin?

The principle of core biological organization explains that structure-function relationships govern cellular processes. Hence Eremothecium ashbyi fits best because it integrates fundamental life science principles, as documented in authoritative sources on general biology.

Ref: Alberts et al., Essential Cell Biology, 5th Edition, Chapter 1, Introduction to Cells, covers cellular organization, molecular mechanisms, genetic information and biological systems offering integrated perspective on core life science concepts.

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General Biology - Part 2

The first stable product of C3 cycle is

This outcome reflects core biological organization, where structure-function relationships govern cellular processes. Option C captures this correctly because it integrates fundamental life science principles, consistent with textbook descriptions and experimental observations in general biology.

Ref: Alberts et al., Essential Cell Biology, 5th Edition, Chapter 1, Introduction to Cells, covers cellular organization, molecular mechanisms, genetic information and biological systems offering integrated perspective on core life science concepts.

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General Biology - Part 2

Which of following is a trisaccharide?

In general biology, core biological organization dictates that structure-function relationships govern cellular processes. Therefore kestose is correct as it integrates fundamental life science principles, supported by mechanistic studies and conserved across related systems.

Ref: Campbell et al., Biology, 11th Edition, Chapter 2, Chemical Basis of Life, discusses fundamental biological principles, molecular organization, cellular structure and metabolic processes providing broad foundation for life sciences understanding and integration.

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General Biology - Part 2

Which of the following is NOT used as a biopesticide?

The principle of core biological organization explains that structure-function relationships govern cellular processes. Hence Xanthomonas campestris fits best because it integrates fundamental life science principles, as documented in authoritative sources on general biology.

Ref: Campbell et al., Biology, 11th Edition, Chapter 2, Chemical Basis of Life, discusses fundamental biological principles, molecular organization, cellular structure and metabolic processes providing broad foundation for life sciences understanding and integration.

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General Biology - Part 2

Identify the incorrect pair

In general biology, core biological organization dictates that structure-function relationships govern cellular processes. Therefore DNase I : Cleaves only double stranded DNA is correct as it integrates fundamental life science principles, supported by mechanistic studies and conserved across related systems.

Ref: Campbell et al., Biology, 11th Edition, Chapter 2, Chemical Basis of Life, discusses fundamental biological principles, molecular organization, cellular structure and metabolic processes providing broad foundation for life sciences understanding and integration.

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General Biology - Part 2

What will be the molarity of a 4 mg/ml solution of NaOH?

Mechanistically, core biological organization involves structure-function relationships govern cellular processes. This validates 0.1 M because it integrates fundamental life science principles, a pattern repeatedly demonstrated in general biology research. This mechanism is extensively documented and reinforced by experimental data across multiple model systems and textbook discussions.

Ref: Campbell et al., Biology, 11th Edition, Chapter 2, Chemical Basis of Life, discusses fundamental biological principles, molecular organization, cellular structure and metabolic processes providing broad foundation for life sciences understanding and integration.

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General Biology - Part 2

Which of the following is NOT used for producing vitamins industrially?

In general biology, core biological organization dictates that structure-function relationships govern cellular processes. Therefore Pseudomonas aeruginosa is correct as it integrates fundamental life science principles, supported by mechanistic studies and conserved across related systems.

Ref: Campbell et al., Biology, 11th Edition, Chapter 2, Chemical Basis of Life, discusses fundamental biological principles, molecular organization, cellular structure and metabolic processes providing broad foundation for life sciences understanding and integration.

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General Biology - Part 2

Nucleosides isolated from a Caribbean sponge, Cryptotethya crypta, were the basis for the synthesis of the antiviral

Mechanistically, core biological organization involves structure-function relationships govern cellular processes. This validates Acyclovir because it integrates fundamental life science principles, a pattern repeatedly demonstrated in general biology research. This mechanism is extensively documented and reinforced by experimental data across multiple model systems and textbook discussions.

Ref: Alberts et al., Essential Cell Biology, 5th Edition, Chapter 1, Introduction to Cells, covers cellular organization, molecular mechanisms, genetic information and biological systems offering integrated perspective on core life science concepts.

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General Biology - Part 2

Choose the correct order in terms of pka

In general biology, core biological organization dictates that structure-function relationships govern cellular processes. Therefore Acetic acid > TFA > HCI < H2SO4 is correct as it integrates fundamental life science principles, supported by mechanistic studies and conserved across related systems.

Ref: Campbell et al., Biology, 11th Edition, Chapter 2, Chemical Basis of Life, discusses fundamental biological principles, molecular organization, cellular structure and metabolic processes providing broad foundation for life sciences understanding and integration.

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General Biology - Part 2

'Cybrids' are produced by

Mechanistically, core biological organization involves structure-function relationships govern cellular processes. This validates in vitro fusion of cytoplasm because it integrates fundamental life science principles, a pattern repeatedly demonstrated in general biology research.

Ref: Campbell et al., Biology, 11th Edition, Chapter 2, Chemical Basis of Life, discusses fundamental biological principles, molecular organization, cellular structure and metabolic processes providing broad foundation for life sciences understanding and integration.

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