Friday, 23 October 2020

Plants Also Breathe and Feel

0 comments

 

Ch. 2. Plants Also Breathe and Feel

SHORT. (3 MARKS EACH)

Q. 1. Name the instrument made by Jagdish Chandra Bose.

Ans. Crescograph.

Q. 2. What could the instrument measure?

Ans. It could measure the growth of plants. It also proved that plants have hearts.

Q. 3. What was India known for in the nineteenth century?

Ans. Its achievements in arts, philosophy and literature.

Q. 4. What can plants feel?

Ans. Plants can be happy, sad or tired.

Q. 5. How can one be glorious?

Ans. One can be glorious through one‟s actions and hard work.

LONG. (5 MARKS EACH)

Q. What is Jagdish Chandra Bose‟s contribution to science?

Ans. Bose invented Crescograph and proved that plants have hearts and they can feel happiness, sadness or tiredness.