• Improvement in Food Resources - 1 (Class IX)
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Improvement in Food Resources - 1 (Class IX)

Description: Improvement in Food Resources - 1
Number of Questions: 15
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Tags: Improvement in Food Resources - 1 Improvement in Food Resources Crop Variety Improvement Crop Production Management Crop Protection Management Animal Husbandry
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How can we control pests that attack the stored grains?

a. Spraying of insecticides over grains b. Conversion of insecticide solution into fumes to kill the insects c. Mixing neem kernel powder along with grains and adding legumes to grains

  1. Only a

  2. Only b

  3. Both a and b

  4. Both b and c

  5. All of the above

Show answer
Correct Option: D
Explanation:

Fumigation and addition of plant products are the control measures against pests attacking stored grains. In chemical control method, insecticides can be applied by spraying over the gunny bags that contain grains.

_______ methods are used to control weeds.

  1. Mechanical

  2. Cultural

  3. Chemical

  4. All of the above

  5. Both (1) and (3)

Show answer
Correct Option: D
Explanation:

Mechanical, cultural, chemical and biological methods are used to control weeds.

The commercial farming of bees for honey and wax is called

  1. sericulture

  2. apiculture

  3. agriculture

  4. livestock rearing

  5. poultry farming

Show answer
Correct Option: B
Explanation:

Beekeeping is the maintenance of honey bee colonies, commonly in hives, by humans. A beekeeper keeps bees in order to collect their honey and other products that the hive produces, to pollinate crops or to produce bees for sale to other beekeepers. A location where bees are kept is called an apiary or bee yard.

Which of the following activities have an impact in improving crop yield? (a) Crop protection management (b) Crop variety improvement (c) Crop transport management (d) Crop production management

  1. a, b and c

  2. a, c and d

  3. a, b and d

  4. b, c and d

  5. a, b, c and d

Show answer
Correct Option: C
Explanation:

This is the correct option. Crop protection management, crop variety management and crop production management are the factors that can increase yield.

Farmers of Gujarat use sustainable agriculture techniques. What does this mean?

  1. They use more of chemical fertilisers to maximise agriculture yield.

  2. They use bio-fertilisers and bio-pesticides with minimum chemical fertilisers.

  3. They use latest machines to increase agricultural yield.

  4. The farmers are all well-educated.

  5. They use best quality seeds and offer good employment in agriculture.

Show answer
Correct Option: B
Explanation:

Yes, it is correct. Sustainable agriculture is done with less chemical fertilisers and more bio-fertilisers, without disturbing the balance of nature.

All of the following are bio-pesticides, except

a. Azadirachtin b. Pyrethrum c. Thuriside d. Convolvulus

  1. Only a and b

  2. Only a

  3. Only a and c

  4. Only d

  5. Only c

Show answer
Correct Option: D
Explanation:

This is the correct option. Convolvulus is not a bio-pesticide. It is a twining plant with trumpet-shaped flowers, of which some kinds are invasive weeds and others are cultivated for their bright flowers.

Which of the following is not a type of manure?

  1. Farmyard manure

  2. Greenhouse manure

  3. Compost

  4. Vermicomposting

  5. Green manure

Show answer
Correct Option: B
Explanation:

It is not a type of manure. Manure is partially decomposed organic matter derived from plant and animal wastes.

Which of the following is a draught breed cattle?

  1. Gir

  2. Sahiwal

  3. Malvi

  4. Red sindhi

  5. Deoni

Show answer
Correct Option: C
Explanation:

This is the correct option as Malvi is a draught breed cattle.

Which of the following is not an indigenous breed of poultry available in India?

  1. Aseel

  2. Chittagong

  3. White leghorn

  4. Ghagus

  5. Busra

Show answer
Correct Option: C
Explanation:

This is the correct option as white leghorn is not an indigenous variety of poultry available in India. It is an exotic variety.

Which of the following is/are known as exotic breed(s)?

  1. Red Sindhi

  2. Brown Swiss

  3. Gir

  4. Sahiwal

  5. All of the above

Show answer
Correct Option: B
Explanation:

It is an example of exotic cow, used for cross-breeding.

Which of the following is/are the precaution(s) to be observed for artificial insemination?

a. The semen should be obtained from a high quality male animal. b. The selected female should be healthy and of sound breeding age. c. Artificial insemination should be carried out only at the proper heat-period of the female animal.

  1. Only a

  2. Only a and b

  3. Only b

  4. a, b and c

  5. Only b and c

Show answer
Correct Option: D
Explanation:

This is the correct option as all of the above are the precautions that should be observed for artificial insemination.

What is the common name for Apis florae?

  1. Little bee

  2. Italian bee

  3. Rock bee

  4. Honey bee

  5. Indian bee

Show answer
Correct Option: A
Explanation:

It is named as Apis florae.

Which of the following statements is incorrect regarding manures?

  1. Manures enrich the soil with essential nutrients.

  2. Manures add organic matter called humus to the soil.

  3. It is very convenient to handle, store and transport.

  4. The organic matter in manures provides food for the soil organisms.

  5. None of these

Show answer
Correct Option: C
Explanation:

This is the correct option. It is not a correct statement. It is very bulky and therefore, not easy to handle, store and transport.

A farmer wants to improve the productivity and variety of crops. What should the farmer do?

  1. He should grow food crops of less height (dwarf).
  2. He should grow crops of shorter duration.
  3. He should grow plants, which are sensitive to variations of light duration.

  1. Only 3

  2. Only 1 and 3

  3. Only 1 and 2

  4. Only 1

  5. All of the above

Show answer
Correct Option: C
Explanation:

Yes, it is correct. The food crop should be dwarf so that they consume less nutrients. The shorter the duration of crops, the more econmical is the variety. Statement 3 is false. The varieties he grows should be insensitive to variations in light duration.

Match the following:

a. Mixed cropping 1. is the practice of growing two or more crops simultaneously in the same piece of land
b. Crop rotation 2. is a multiple cropping practice involving growing two or more crops in definite row patterns in proximity
c. Intercropping 3. is the practice of growing of different crops on a piece of land in a preplanned succession

  1. a - 1, b - 3, c - 2

  2. a - 1, b - 2, c - 3

  3. a - 2, b - 1, c - 3

  4. a - 3, b - 1, c - 2

  5. a - 2, b - 3, c - 1

Show answer
Correct Option: A
Explanation:

This is the correct option. Mixed cropping is the practice of growing two or more crops simultaneously in the same piece of land. Crop rotation is the practice of growing different crops on a piece of land in a preplanned succession. Intercropping is a multiple cropping practice involving growing two or more crops in definite row patterns in proximity.

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