Improvement in food resources short 3

Question 1

What are layers

Answer 1

Birds raised for eggs

Question 2

What are broilers

Answer 2

Birds raised for meat

Question 3

Why are cross breeding programmes done for birds ?

Answer 3

(i) number and quality of chicks;
(ii) dwarf broiler parent for commercial chick production;
(iii) tolerance to high temperature;
(iv) low maintenance requirements;
(v) reduction in the size of the egg-laying bird to utilise cheaper diets.

Question 4

What are the different types of Hyberisation

Answer 4

/ intervarietal (between different varieties),
/ interspecific (between two different species of
the same genus)
/ intergeneric (between different genera)

Question 5

What is vermi-compost ?

Answer 5

Compost is also prepared by using earthworms. This is called vermicompost

Question 6

What fish are caught by boat ?

Answer 6

Pomphret, mackerel, tuna, sardines

Question 7

What fish are farmed

Answer 7

Mullets, bhetki, pearls spots and prawn

Question 8

What is done to prevent diseases in dairy animals ?

Answer 8

Vaccinations are given to farm animals against many major viral and bacterial diseases.

Question 9

What are the varieties of bees used in honey production ?

Answer 9

The local varieties of bees used for commercial honey production are the Indian bee, the rock bee, the little bee and the Italian bee

Question 10

What are weeds and give examples ?

Answer 10

Weeds are unwanted plants like Xanthium, Parthenium, Cyperinus rotundus.

Question 11

What is crop rotation ?

Answer 11

The growing of different crops on a piece of land in a pre-planned succession is known as crop rotation.