Download App

Improvement In Food Resources — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceImprovement In Food Resources1 Mark
Question

______ wells are very deep.

✓

Answer

Tube wells are very deep.

Explanation:

They are dug for water extraction at deep levels. They are generally 30 metres long and are covered.

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 "Do as directed; [Bio-1 M]" 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

What are guard cells?
→
The practice of growing of two crops simultaneously on the same piece of land is called _______.
→

The features that best describe the cells of parenchyma cells are:

  1. Dead cells, thick walled, no inter cellular.
  2. Living cells, thin-walled, no intercellular spaces.
  3. Dead cells, thin-walled, large intercellular spaces.
  4. Living cells, thin-walled, large intercellular spaces.
→

Name the oldest method of crop improvement.

→

What is full form of ORS?

→

For proper storage of grains what is the ideal moisture content of grains?

→

Give two examples of social diseases.

→
Compare the use of manure and fertilizers in maintaining soil fertility.
→

Who coined the term cell?

→
Name two HYV of poultry.
→