Sarita Aggarwal Solutions for Exercise 1: REVIEW QUESTIONS

Author:Sarita Aggarwal

Sarita Aggarwal Biology Solutions for Exercise - Sarita Aggarwal Solutions for Exercise 1: REVIEW QUESTIONS

Attempt the practice questions from Exercise 1: REVIEW QUESTIONS with hints and solutions to strengthen your understanding. ICSE Biology Book 2 for Class 10 solutions are prepared by Experienced Embibe Experts.

Questions from Sarita Aggarwal Solutions for Exercise 1: REVIEW QUESTIONS with Hints & Solutions

MEDIUM
10th ICSE
IMPORTANT

The sudden variations that occur in individuals are called mutations or metamorphism?

MEDIUM
10th ICSE
IMPORTANT

The most accepted theory, that incorporates knowledge of genetics and part of Darwinism is Neo Darwinism or Old Darwinism?

EASY
10th ICSE
IMPORTANT

Theory that supports the appearance of light coloured moths again after the use of oil.(Theory of Natural Selection/Theory of Germplasm)

MEDIUM
10th ICSE
IMPORTANT

There is struggle for existence between the members of a species due to variations in the members.

MEDIUM
10th ICSE
IMPORTANT

Light coloured moth disappeared during industrial revolution due to the presence of lichens.

EASY
10th ICSE
IMPORTANT

According to Lamarck’s theory, the continuous disuse of organs leads to their _____(disappearance/appearance).

MEDIUM
10th ICSE
IMPORTANT

The process of _____ (survival of the fittest/overpopulation) over many generations, increases the proportion of better adapted individuals.

MEDIUM
10th ICSE
IMPORTANT

Before industrial revolution _____ (light coloured/black coloured) moths had the advantage as tree trunks were covered by lichens.