Biology - Mock Test 48

Question 471

Which of the following statement is incorrect

A) Life processes are consequences of reactions that in an organism. B) Living organisms are made of inorganic and organic compounds. C) Life comes form pre-existing life. D) Genes are not responsible for the stability or change ability of species.

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Question 472

A scientist kept 72 generations of Drosophila in darkness. Even after that the first flies had normal eyes. This disapproves the theory of

A) natural selection B) acquired characters C) use and disuse D) synthetic theory

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Question 473

Fossils are

A) fovea in the retina of vertebrate eye B) remains of organisms present in the rocks C) the fossa present in the bones D) foramen through which nerves pass

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Question 474

Which is basis of evolution

A) Cell B) Individual C) Population D) Species

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Question 475

Which is responsible for origin of life

A) Spontaneous generation B) Special creation C) Catastrophy D) Chemosynthesis

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Question 476

About how long ago was the earth formed

A) 4.6 billion years ago B) 10 billion years ago C) 3.0 billion years ago D) 20 billion years ago

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Question 477

The highest level of organization among the following is

A) ecosystem B) landscape C) population D) community

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Question 478

Organisms which display properties of both living and non - living are

A) Viruses B) Diatoms C) Lichens D) Bacteria

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Question 479

A Prediction made by a scientist based on his observations is known as

A) Law B) Theory C) Principle D) Hypothesis

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Question 480

Which one of the following aspects is an exclusive characteristic of living things

A) Isolated metabolic reactions occur in vitro B) Increase in mass from inside only C) Perception of events happening in the environment and their memory D) Increase in mass by accumulation of material both on surface as well as internally

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