STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION
2013 MARCH
1. MOET is a
programme for herd improvement. Expand MOET. (1)
2. Plant breeding
programmes are carried out in a systematic way in research organizations. Explain
main steps in breeding to produce a new genetic variety. (2)
2013 SAY
1. It is observed
that continuous inbreeding of animals for 4-6 generations produce progeny with
reduced fertility and productivity. What measures can be taken to improve
fertility and productivity of progeny? (2)
2. (a) A plant breeder finds that genetic variations
in a crop are completely used up and hence genetic variations are to be created
for crop improvement. Suggest any one method for creating genetic variation.
(1)
2014 MARCH
1. Vidya got a
plant which was affected with a viral disease. Her objective is to raise a disease
free plant from this infected plant through tissue culture.
a. Which part of
the plant should be selected as the explant? (½)
b. State the
reason for the selection of this part as the explant. (½)
2. Plant breeding
involves techniques for manipulating plants in order to create the desired
plant types. State the steps involved in the production of a new genetic
variety of a crop. (2)
2014 SAY
1.
The local people in a village wanted to produce a
crop with improved nutritional qualities. What are the major objectives to be
included to improve the nutritional qualities? (4 points). (2)
2.
Observe the relation in the first pair and fill up
the blank in the second. (1)
|
Crop
|
Variety
|
Resistance to
disease
|
|
Crop
|
Variety
|
Insect pest
|
|
Chilli
|
Pusa sadabahar
|
Chilly or tobacco mosaic
virus
|
Flat bean
|
Pusa sawani
|
Jassids, fruit
borer and aphids
|
|
|
Brassica
|
----------
|
White rust
|
Okra
|
--------
|
Shoot and fruit
borer
|
2015 MARCH
1.
In a debate one of the speaker reported like this.
“Continuous
inbreeding leads to inbreeding depression.” lf so, define the following:
(a) Outcross (b) Cross breeding (Scores
1 + 1 = 2)
2.
250 kg cow produces 200 g of protein/day. In the
same period 250 g of Methylophilus methylotrophus produce 25 tonnes of
protein. Then what is single cell protein? (Score:
1)
2015 SAY
1.
In a Grama Panchayat, Members wanted to start a
Bee-keeping industry. What are your suggestions for successful bee keeping? (4
points) (Scores: 2)
2.
Observe the relation in the first pair and fill up
the blank in the second.
|
Crop
|
Variety
|
Resistant to
disease
|
|
Brassica
|
Pusa Swarnim
|
Wheat rust
|
|
Chilli
|
-------------
|
Chilly mosaic
virus
|
(Score:
½)
|
Crop
|
Variety
|
Insect pest
|
|
Okra
|
Pusa sawani
|
Shoot &
Fruit borer
|
|
Flat bean
|
-------------
|
Jassids,
fruit borer and aphids
|