Biology - Comprehensive Mock Test 179

Question 1781 Easy

Centre for Ecological Science is situated at?

A) new Delhi B) Allahabad C) Karnal D) Bengaluru

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Question 1782 Easy

The term ecosystem is first given by?

A) Reiter B) Aristotal C) Tansley D) Haeckel

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Question 1783 Medium

Life originate by chemosynthesis was proved in the labouratory by?

A) Pasteur B) Sager C) Aristotle D) Miller

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Question 1784 Medium

When one gene pair hides the effect of the other unit, the phenomenon is referred to as?

A) None of the options B) Epistasis C) Dominance D) Mutation

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Question 1785 Easy

Gene is ?

A) Particular DNA segment which determines heredity of a particular trait B) Half DNA segment of somatic cells C) Whole DNA D) Half DNA segment

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Question 1786 Easy

Reserve transcription was discovered by?

A) Watson & Crick B) Hargovind Khorana C) Lemin & Baltimore D) Beadle & Tatum

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Question 1787 Medium

Differentiation of organs and tissues in a developing organisam is associated with?

A) Differential expression of genes B) Development mutation C) Delation of genes D) Lethal mutation

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Question 1788 Medium

DNA fingerprinting is a technique used for the detection of?

A) Alzheimer’s disease B) Disputed parentage C) AIDS D) Yellow fever

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Question 1789 Easy

Double helix model of DNA is given by?

A) Leween hook B) Salach C) Watson and Crick D) Dalton

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Question 1790 Easy

Word gene was given by?

A) Morgan B) Mental C) Johansen D) Bridge

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