Question

Method of separating healthy seeds from damaged seeds

Answer 1

Explanation:

keep all the seeds in water the healthy seeds will be settled at the bottom and the unhealthy ,diseased be floating on the surface.

Answer 2

Procedure

(1) Take a beaker and fill half of it with water.

(ii) Put a handful of wheat seeds in the beaker.

(iii) Stir the water and leave the set-up standing for some time.

(iv) Observe the seeds carefully.

Observation

Some seeds float on water while others sink and settle at the bottom.

Conclusion

The floating seeds are damaged or unhealthy seeds while the seeds that settle at the bottom are good and healthy seeds. We should use the seeds that are settle at the bottom.

Precautions

(1) Stir the seeds carefully.

(i) Handle the glassware carefully.