Crop Production and Management

Crop Production and Management

9 Questions Published

Questions

Question 1 Multiple Choice (Single Answer)

What do you call the technique of selecting plants with superior phenotype for further propagation?

  1. Mass selection
  2. Pure line selection
  3. Acclimatisation
  4. Cloning
Question 2 Multiple Choice (Single Answer)

Which of the following is/are used to induce polyploidy in plants?

  1. Colchicine
  2. Irradiation
  3. Mutagenic chemicals
  4. Ethylene
Question 3 Multiple Choice (Single Answer)

Which of the following techniques is used to develop the Flavr Savr variety of tomato?

  1. Hybridisation between old varieties
  2. Hybridisation between a modern and a wild variety
  3. Mutation
  4. Incorporation of a transgene
Question 4 Multiple Choice (Single Answer)

Which of the following tools would a farmer use to remove weeds from a field?

  1. Hoe
  2. Plough
  3. Axe
  4. Cultivator
Question 5 Multiple Choice (Single Answer)

What is the name given to the process of mating between two individuals differing in genotypes (to provide genetic variation)?

  1. Mutation
  2. Hybridisation
  3. Insemination
  4. Polyploidy
Question 6 Multiple Choice (Single Answer)

Which of the following techniques is employed to produce haploids of Datura?

  1. Callus culture
  2. Anther culture
  3. Embryo culture
  4. Protoplast culture
Question 7 Multiple Choice (Single Answer)

What do we call the process of growing wheat and gram simultaneously on the same piece of land in no fixed pattern?

  1. Crop rotation
  2. Intracropping
  3. Intercropping
  4. Mixed cropping
Question 8 Multiple Choice (Single Answer)

What is the cultivation of fruits and vegetables called?

  1. Floriculture
  2. Sericulture
  3. Horticulture
  4. Agriculture
Question 9 Multiple Choice (Single Answer)

Which of the following is a common weedicide?

  1. DDT
  2. Agent orange
  3. Metachlor
  4. Siniazine