MEDIUM
10th CBSE
IMPORTANT
Earn 100

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

Important Questions on Heredity and Evolution

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.
MEDIUM
10th CBSE
IMPORTANT
CORE SCIENCE BIOLOGY For Class 10>Chapter 4 - Heredity and Evolution>EXERCISE - 4B>Q 3
Define evolution. Describe Darwin's theory of evolution.
MEDIUM
10th CBSE
IMPORTANT
CORE SCIENCE BIOLOGY For Class 10>Chapter 4 - Heredity and Evolution>EXERCISE - 4B>Q 4
State main points of the Theory of Natural Selection.
MEDIUM
10th CBSE
IMPORTANT
CORE SCIENCE BIOLOGY For Class 10>Chapter 4 - Heredity and Evolution>EXERCISE - 4B>Q 5
Differentiate between inherited and acquired characters. Give one example for each type.
MEDIUM
10th CBSE
IMPORTANT
CORE SCIENCE BIOLOGY For Class 10>Chapter 4 - Heredity and Evolution>EXERCISE - 4B>Q 6
Give reasons why acquired characters are not inherited.
MEDIUM
10th CBSE
IMPORTANT
CORE SCIENCE BIOLOGY For Class 10>Chapter 4 - Heredity and Evolution>EXERCISE - 4B>Q 7
Explain how sex of the child is determined at the time of conception in human beings.