Saturday, March 9, 2019

Strategies for enhancement in food production: Previous Year Questions Part 2

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

PART 3

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