Download App

Improvement In Food Resources — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceImprovement In Food Resources2 Marks
Question

Explain advantages of irrigation.

✓

Answer

Advantages of irrigation:

  1. It is necessary to provide sufficient moisture for the germination of seeds.
  2. Irrigation of crop plants is essential for the growth and elongation of roots of the crop plants.
  3. It is necessary to increase the number of aerial branches in crop plants.
  4. It is essential for the absorption of nutrient elements by the crop plants from the soil.

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 "Answer the questions.[Bio-2M]" from Improvement In Food Resources→Improvement In Food Resources — all question types→Science STD 9 question papers→CBSE Board STD 9 question papers→CBSE Board question paper generator→

Similar questions

Which tissue forms blubber of whale and hump of camel?

→
Where are companion cells located in plants? Mention their functions.
→
Name two lateral meristems which help in secondary growth of stem and root.
→
Write one main function of:
  1. Apical meristem.
  2. Lateral meristem.
→
Describe the various methods of controlling pests attacking stored grains.
→
Name the tissue and write characteristic feature of following.
Has prominent middle lamella.
→

What is the skeleton of sponges made up of?

→
State the function of microvilli.
→

Write a brief note on acid rain.

→

What is Ozone hole?

→