Darwinism

IMPORTANT

Darwinism: Overview

This topic covers concepts, such as Darwin's Theory of Natural Selection, Criticism of Natural Selection Theory, Natural Selection, and Branching Descent.

Important Questions on Darwinism

EASY
IMPORTANT

"The ‘fitness’ of a population helps in evolution." The statement was given by:

EASY
IMPORTANT

The theory of Natural selection that explains the appearance of new forms of life on earth was given by.

EASY
IMPORTANT

Natural selection operates on the _____ of an individual organism.

EASY
IMPORTANT

What is the genus name of the insects in which first industrial melanism takes place?

MEDIUM
IMPORTANT

Which of the following are two concepts of Darwinian Theory?

EASY
IMPORTANT

Assertion (A): Darwinism considers the cumulative effect of fluctuating variations that will lead to speciation

Reason (R): Natural selection is a driving force of evolution

EASY
IMPORTANT

Experimental verification of natural selection was performed by

EASY
IMPORTANT

Identify the correct factors with reference to Neo-Darwinism
A Reproductive isolation
B. Genetic recombination
C. Struggle for existance
D. Natural selection

EASY
IMPORTANT

According to Darwin, organic evolution is 

EASY
IMPORTANT

The struggle between organisms of different species is called

EASY
IMPORTANT

Which of the following is not explained by Darwinism?

EASY
IMPORTANT

The key concept of Darwin’s theory of evolution is

MEDIUM
IMPORTANT

Mark the correct option.

EASY
IMPORTANT

Read the following statements w.r.t., Darwin's theory of evolution.
(A) Genetic variability is the raw material for operation of natural selection.
(B) 'Arrival of the fittest' could not be explained by Darwin in his theory.

Select the correct option.

EASY
IMPORTANT

Who among the following is not a naturalist?

EASY
IMPORTANT

In accordance with the study of industrial melanism in England, which of these is NOT correct?

EASY
IMPORTANT

Sudden addition or deletion of genes by chance in a small population is called

MEDIUM
IMPORTANT

According to Darwin, organic evolution proceeds in which of the following orders?

EASY
IMPORTANT

What are the two key concepts of Darwinism?

MEDIUM
IMPORTANT

Which of the following is incorrect about Darwinian variations?