How is the brain protected?

Important Questions on Control and Coordination

MEDIUM

10th CBSE

IMPORTANT

SCIENCE BIOLOGY Class-10>Chapter 2 - Control and Coordination>LET US PRACTICE MORE>Q 18

What do parts of plants like root and stem do in response to gravity? What is this phenomenon known as?

MEDIUM

10th CBSE

IMPORTANT

SCIENCE BIOLOGY Class-10>Chapter 2 - Control and Coordination>LET US PRACTICE MORE>Q 19

Define chemotropism. Give an example also.

EASY

10th CBSE

IMPORTANT

SCIENCE BIOLOGY Class-10>Chapter 2 - Control and Coordination>LET US PRACTICE MORE>Q 20

What are the nastic movements of plants? Give an example also.

HARD

10th CBSE

IMPORTANT

SCIENCE BIOLOGY Class-10>Chapter 2 - Control and Coordination>LET US PRACTICE MORE>Q 21

What causes folding of leaflets of the sensitive plant (Mimosa pudica) when touched?

MEDIUM

10th CBSE

IMPORTANT

SCIENCE BIOLOGY Class-10>Chapter 2 - Control and Coordination>LET US PRACTICE MORE>Q 1

Differentiate between positive and negative tropism with examples.

HARD

10th CBSE

IMPORTANT

SCIENCE BIOLOGY Class-10>Chapter 2 - Control and Coordination>LET US PRACTICE MORE>Q 2

How would you prove by an experiment that hydrotropism is stronger than geotropism?

MEDIUM

10th CBSE

IMPORTANT

SCIENCE BIOLOGY Class-10>Chapter 2 - Control and Coordination>LET US PRACTICE MORE>Q 3

What is a reflex action? Explain with the help of an example.

MEDIUM

10th CBSE

IMPORTANT

SCIENCE BIOLOGY Class-10>Chapter 2 - Control and Coordination>LET US PRACTICE MORE>Q 4

Enlist the functions of the nervous system of a human being.