Question 1

Stanley Miller proposed origin of life by:

Accepted Answer

Correct answer is A

Question 2

Hot dilute soup was given by:

Accepted Answer

Correct answer is B

Question 3

Which of the following statements is incorrect?

Accepted Answer

Correct answer is A

Question 4

Which one of the following experiments suggests that simplest living organisms could not have originated spontaneously from non-living matter?

Accepted Answer

Correct answer is D

Question 5

Miller performed experiment to prove abiogenic molecular evolution of life. Which molecule was not present in Miller's experiment?

Accepted Answer

Correct answer is A

Question 6

Nucleoprotein gave most probably the first sign of:

Accepted Answer

Correct answer is A

Question 7

The complex organic compounds that may have first evolved in the direction of origin of life on earth, may have been:

Accepted Answer

Correct answer is B

Question 8

Stanley Miller had put the oparin-Haldane theory to test in 1953 by creating in the laboratory, the probable condition of the primitive earth. In the experiment, simple amino acids were synthesized from which of the following mixture as observed after 18 days?

Accepted Answer

Correct answer is A

Question 9

The scientist related with the over throw or the "Theory of spontaneous generation" and experiments with swan-necked flasks is:

Accepted Answer

Correct answer is B

Question 10

According to spontaneous generation theory, the sequence of origin of life may be considered as:

Accepted Answer

Correct answer is A

Question 11

The idea of spontaneous generation was first refuted by:

Accepted Answer

Correct answer is C

Question 12

The idea of Natural Selection as the fundamental process of evolutionary changes was reached:

Accepted Answer

Charles Darwin (1809-1882) was an English naturalist. In 1831 , Darwin got an opportunity to travel on H.M.S. Beagle (a ship in which Charles Darwin sailed around the world) for a voyage of world exploration.Alfred Russel Wallace (1823-1913), another English naturalist, also travelled widely and studied the fauna and flora of South America and South East Asia. Evolutionary ideas similar to those of Darwin developed in Wallace's mind. The thinking of both Darwin and Wallace in respect of organic evolution was similar. In 1859, Wallace's paper and a summary of Darwin theory together appeared in the Journal of the proceeding of Linnean Society. Finally in 1859 , Darwin published his observations and conclusions under the name "Origin of species by Natural Selection".

Question 13

Which one of the following is incorrect about the characteristics of protobionts (coacervates and microsphers) as envisaged in the abiogenic origin of life)?

Accepted Answer

Correct answer is C

Question 14

Abiogenesis means:

Accepted Answer

Correct answer is A

Question 15

About how long ago was the earth formed?

Accepted Answer

Earth came into existence about 4.6 billion years ago from a large spinning cloud of gas and dust.

Question 16

It is believed that the organisms first inhabited earth's surface were:

Accepted Answer

Correct answer is A

Question 17

Louis Pasteur's view on the origin of life is that:

Accepted Answer

Correct answer is B

Question 18

First cell produced on earth is:

Accepted Answer

Correct answer is A

Question 19

The most accepted and recent theory of organic evolution:

Accepted Answer

Correct answer is C

Question 20

A population will not exist in Hardy-Weinberg equilibrium if:

Accepted Answer

Hardy-Weinberg equation is applicable for randomly mating only

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Solution for Class 12, Biology, Evolution

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