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3. Improvement In Food Resources (9)

3. Improvement In Food Resources (9)

20 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

Potato tuber wash and iodine solution placed together change their color to

  1. Blue-black
  2. Blue
  3. Brick red
  4. Magenta
Question 2 Multiple Choice (Single Answer)

Which one of the following combinations are most suitable for composite fish culture?

  1. Surface feeders and bottom feeders
  2. Middle zone feeders and bottom feeders
  3. Surface feeders only
  4. Surface feeders, middle zone feeders and bottom feeders
Question 3 Multiple Choice (Single Answer)

Poultry farming is undertaken for

  1. Egg and feather production
  2. Feather and chicken meat
  3. Egg and chicken meat
  4. Milk and egg
Question 4 Multiple Choice (Single Answer)

Which one of the following is not a weed?

  1. Xanthium
  2. Amaranthus
  3. Chenopodium
  4. Finger millet
Question 5 Multiple Choice (Single Answer)

Culture of marine fin fish is called

  1. Mariculture
  2. Pisciculture
  3. Aquaculture
  4. None
Question 6 Multiple Choice (Single Answer)

Which of the following is an Italian bee variety?

  1. Apis mellifera
  2. Apis dorsata
  3. Apis florae
  4. Apis cerana indica
Question 7 Multiple Choice (Single Answer)

Wetting arhar/tuar dal with water makes the latter yellow because of

  1. Yellow powder
  2. Yellow pigment from dal
  3. Adulterant metanil
  4. Kesari dal
Question 8 Multiple Choice (Single Answer)

Which one of the following is the sign of purity of food item?

  1. Agmark
  2. ISI
  3. NAFED
  4. HAFED
Question 9 Multiple Choice (Single Answer)

A plant cell has potential to develop into full plant. This property of the plant cell is called

  1. Tissue culture
  2. Totipotency
  3. Pleuripotency
  4. Gene cloning
Question 10 Multiple Choice (Single Answer)

Metanil yellow causes

  1. Stomach ulcers
  2. Diarrhoea
  3. Cancer
  4. Paralysis
Question 11 Multiple Choice (Single Answer)

Rhizobium is present in

  1. Soil
  2. Root nodules of legumes
  3. Stem nodules
  4. Tumors of leaf
Question 12 Multiple Choice (Single Answer)

Cultivation of Bt cotton has been much in the news. The prefix “Bt” means

  1. “Barium treated” cotton seeds
  2. “Bigger thread” variety of cotton with better tensile strength
  3. Production of “biotechnology” using restriction enzymes and ligases
  4. Carrying an endotoxin gene from Bacillus thuringiensis
Question 13 Multiple Choice (Single Answer)

Nobel Prize was awarded to Paul Muller on the discovery of which of the following pesticides?

  1. Malathion
  2. Parathion
  3. Pyrethrum
  4. DDT
Question 14 Multiple Choice (Single Answer)

Which of the following is a biofertilizer?

  1. VAM
  2. Sporeine
  3. Devine
  4. Agent Orange
Question 15 Multiple Choice (Single Answer)

The carnivorous fish Gambusia, introduced in the lakes, ponds, etc., control a deadly disease in India, feeds on the larvae of

  1. Nephanthis
  2. Dragonfly
  3. Mosquitos
  4. All of these
Question 16 Multiple Choice (Single Answer)

Which of the following is an improved variety of wheat?

  1. A.77
  2. Sonalika
  3. Chandramukhi
  4. Kuber
Question 17 Multiple Choice (Single Answer)

Fish which eradicates the mosquito larvae is

  1. Anabus
  2. Rohu
  3. Gambusia
  4. Cutter fish
Question 18 Multiple Choice (Single Answer)

Silkworm silk is the product of

  1. Salivary gland of larva
  2. Cuticle of adult
  3. Cuticle of larva
  4. Salivary gland of adult
Question 19 Multiple Choice (Single Answer)

Major drawback of DDT as a pesticide is that

  1. Organisms at once develop resistance to it
  2. It is significantly less effective that other pesticides
  3. It’s cost of production is high
  4. It’s not easily and rapidly degraded in nature
Question 20 Multiple Choice (Single Answer)

Which of the following is not used for crop improvement?

  1. Inbreeding
  2. Introduction
  3. Hybridization
  4. Mutations
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