Download App

Improvement in Food Resources — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceImprovement in Food Resources1 Mark
MCQ
Plants can be made disease-resistant by:
  • A
    Heat treatment.
  • B
    Hormone treatment.
  • C
    Volchicine treatment.
  • D
    Breeding with their wild relatives.
✓

Answer

  1. Breeding with their wild relatives.

Explanation:

This method makes them resistant to diseases as their counterparts have high level of resistance to diseases.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q. [1 M]" from Improvement in Food Resources→Improvement in Food Resources — all question types→Science STD 9 question papers→Gujarat Board STD 9 question papers→Gujarat Board question paper generator→

Similar questions

What is the term used for the number of protons and neutrons present in the nucleus of an atom?
→
The idea ‘omins cellula e cellula’ which means that all living cells arise from preecisting cells was given by:
→
The atomic radius of hydrogen is in nanometers:
→
Evaporation occurs at _______ temperature.
→

A passenger in a moving train tosses a coin which falls behind him. This shows that the motion of train is:

  1. Accelerated.
  2. Uniform.
  3. Retarded.
  4. Along circular track.
→

Growing different crops in the same field in a pre planned succession is:

  1. Crop management.
  2. Crop rotation.
  3. Intercropping.
  4. Plant breeding.
→
Which of the following represents the correct electron distribution in magnesium ion?
→

The place for keeping and studying dry plants is called:

  1. Arboreum
  2. Vasculum
  3. Herbarium
  4. Museum
→
.......... could be found in both, the nucleus and the cytoplasm:
→
Which of the following statements is true about the nucleus of a cell?
→