NEET 2018 Zoology Theories of Evolution MCQ Question with Solution

According to Hugo de Vries, the mechanism of evolution is

A

phenotypic variations

B

saltation

C

multiple step mutations

D

minor mutations

Option B

Hugo de Vries proposed the theory of saltation, suggesting that evolution occurs through large, sudden mutations.

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Match the following hominids with the correct brain size. A. Homo habilis B. Homo neanderthalensis C. Homo erectus D. Homo sapiens | 1. 900 cc 2. ...

Which of the following molecules represent the order of hybridisation sp², sp², sp, sp from left to right atoms?

Select the option with correct matching –

The efficiency of an ideal heat engine working between the freezing point and boiling point of water, is