Give the economic importance of silkworm.

Important Questions on Trends in Economic Zoology

MEDIUM

11th Tamil Nadu Board

IMPORTANT

Biology Zoology Standard 11>Chapter 12 - Trends in Economic Zoology>Evaluation>Q 21

What are the nutritive values of fishes?

EASY

11th Tamil Nadu Board

IMPORTANT

Biology Zoology Standard 11>Chapter 12 - Trends in Economic Zoology>Evaluation>Q 22

Give the economic importance of prawn fishery.

HARD

11th Tamil Nadu Board

IMPORTANT

Biology Zoology Standard 11>Chapter 12 - Trends in Economic Zoology>Evaluation>Q 23

Give the economic importance of lac insect.

EASY

11th Tamil Nadu Board

IMPORTANT

Biology Zoology Standard 11>Chapter 12 - Trends in Economic Zoology>Evaluation>Q 24

Name any two trees on which lac insect grows.

EASY

11th Tamil Nadu Board

IMPORTANT

Biology Zoology Standard 11>Chapter 12 - Trends in Economic Zoology>Evaluation>Q 25

Define cross-breeding.

HARD

11th Tamil Nadu Board

IMPORTANT

Biology Zoology Standard 11>Chapter 12 - Trends in Economic Zoology>Evaluation>Q 26

What are the advantages of artificial insemination?

HARD

11th Tamil Nadu Board

IMPORTANT

Biology Zoology Standard 11>Chapter 12 - Trends in Economic Zoology>Evaluation>Q 27

Discuss the various techniques adopted in cattle breeding?

MEDIUM

11th Tamil Nadu Board

IMPORTANT

Biology Zoology Standard 11>Chapter 12 - Trends in Economic Zoology>Evaluation>Q 28

Mention the advantages of MOET.