Biology - Comprehensive Mock Test 142

Question 1411 Medium

Darwin’s theory of natural selection is objected, because it?

A) stresses upon slow and small variations B) explains the adaption of certain inherited characters C) stresses on interspecific competition D) explains that natural calamities take a heavy annual toll of lives

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Question 1412 Easy

Who gave evolutionary concept of determinants ?

A) Dobzhansky B) Wright C) Weismann D) Lamarck

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Question 1413 Hard

An old view about evolution states that the organisms were created by a super organism in the same condition as they exist now. This theory is called ______?

A) theory of special creation B) theory of natural selection C) Lamarck’s theory of evolution D) theory of spontaneous generation

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Question 1414 Medium

The tracking of evolutionary history of organisms is ______?

A) ontogeny B) phylogeny C) analogy D) homology

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Question 1415 Easy

Which one is not a vestigial organ in man ?

A) Wisdom teeth B) Muscles of external ear-pinna C) Fossa ovalis D) Ileum

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Question 1416 Easy

Potato and sweet potato ______?

A) have edible parts which are homologous organs B) have edible part which are analogous organs C) have been introduced in India from the same place D) None of the above

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Question 1417 Medium

An important evidence in favour of organic evolution is the occurence of?

A) homologous and analogous organs B) homologous and vestigial organs C) analogous and vestigial organs D) homologous organs only

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Question 1418 Medium

Evolution and natural selection is demonstrated by?

A) DDT resistance in mosquito B) sickel cell anaemia in pygmies C) industral melanism D) all above

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Question 1419 Easy

Which of the following leads to evolution ?

A) Separation of species leading to evolution B) Differentiation of species C) Loss of few advanced characters D) Differentiation and adaption of species as unique entities

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Question 1420 Easy

Mesozoic era is called golden period of ______?

A) birds B) amphibians C) reptiles D) pisces

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