Embibe Experts Solutions for Exercise 1: CBSE-2020

Author:Embibe Experts

Embibe Experts Biology Solutions for Exercise - Embibe Experts Solutions for Exercise 1: CBSE-2020

Attempt the free practice questions from Exercise 1: CBSE-2020 with hints and solutions to strengthen your understanding. EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY solutions are prepared by Experienced Embibe Experts.

Questions from Embibe Experts Solutions for Exercise 1: CBSE-2020 with Hints & Solutions

EASY
12th CBSE
IMPORTANT

Write the names of the following:

A 2 mya primate that lived in East African grasslands.

EASY
12th CBSE
IMPORTANT

With the help of an algebraic equation, how did Hardy-Weinberg explain that in a given population the frequency of occurrence of alleles of a gene is supposed to remain the same through generations?

EASY
12th CBSE
IMPORTANT

Differentiate between analogous and homologous structures.

EASY
12th CBSE
IMPORTANT

Select the analogous structure (s) from the list given below.

EASY
12th CBSE
IMPORTANT

Mention one example each from plants and animals exhibiting divergent evolution.

HARD
12th CBSE
IMPORTANT

According to the Darwinian theory of natural selection, the rate of appearance of new forms is linked to the life cycle or the life span of an organism. Explain with the help of an example.

HARD
12th CBSE
IMPORTANT

Describe S.L Miller's experiment. Comment on the observations he made and his contribution towards the origin of life on Earth.

MEDIUM
12th CBSE
IMPORTANT

Wings of birds and wings of butterflies contribute to locomotion. Explain the type of evolution such organs are a result of.