Define the term evolution.

Important Questions on Heredity and Evolution

MEDIUM

10th CBSE

IMPORTANT

CORE SCIENCE BIOLOGY For Class 10>Chapter 4 - Heredity and Evolution>EXERCISE - 4B>Q 5

Whose theory influenced Darwin?

MEDIUM

10th CBSE

IMPORTANT

CORE SCIENCE BIOLOGY For Class 10>Chapter 4 - Heredity and Evolution>EXERCISE - 4B>Q 6

What did Darwin fail to explain?

EASY

10th CBSE

IMPORTANT

CORE SCIENCE BIOLOGY For Class 10>Chapter 4 - Heredity and Evolution>EXERCISE - 4B>Q 1

What are autosomes? How many pairs of autosomes are present in a human?

MEDIUM

10th CBSE

IMPORTANT

CORE SCIENCE BIOLOGY For Class 10>Chapter 4 - Heredity and Evolution>EXERCISE - 4B>Q 2

What is the reason that a male is called heterogametic?

MEDIUM

10th CBSE

IMPORTANT

CORE SCIENCE BIOLOGY For Class 10>Chapter 4 - Heredity and Evolution>EXERCISE - 4B>Q 3

How many chromosomes are there in a human being? (a) ovum (b) liver cell

MEDIUM

10th CBSE

IMPORTANT

CORE SCIENCE BIOLOGY For Class 10>Chapter 4 - Heredity and Evolution>EXERCISE - 4B>Q 4

"The sex of the children is determined by what they inherit from their father and not the mother." Justify.

EASY

10th CBSE

IMPORTANT

CORE SCIENCE BIOLOGY For Class 10>Chapter 4 - Heredity and Evolution>EXERCISE - 4B>Q 1

In which kind of organisms do you find a variation and why?

MEDIUM

10th CBSE

IMPORTANT

CORE SCIENCE BIOLOGY For Class 10>Chapter 4 - Heredity and Evolution>EXERCISE - 4B>Q 2

Explain the mechanism of sex determination in a zygote.