MEDIUM
10th CBSE
IMPORTANT
Earn 100

Why is adrenaline (epinephrine) called emergency hormone?     

Important Questions on Control and Coordination

MEDIUM
10th CBSE
IMPORTANT
MODERN'S ABC+ OF SCIENCE BIOLOGY FOR CLASS X>Chapter 2 - Control and Coordination>TEST YOURSELF>Q 9
Define reflex actions. Enlist two examples. Show the path of a reflex arc with the help of a diagram.
MEDIUM
10th CBSE
IMPORTANT
MODERN'S ABC+ OF SCIENCE BIOLOGY FOR CLASS X>Chapter 2 - Control and Coordination>TEST YOURSELF>Q 10
Name the hormone synthesized at shoot tips. How does it help to respond to light?         
EASY
10th CBSE
IMPORTANT
MODERN'S ABC+ OF SCIENCE BIOLOGY FOR CLASS X>Chapter 2 - Control and Coordination>TEST YOURSELF>Q 11
Enlist the source and function of growth hormone.
EASY
10th CBSE
IMPORTANT
MODERN'S ABC+ OF SCIENCE BIOLOGY FOR CLASS X>Chapter 2 - Control and Coordination>TEST YOURSELF>Q 11
Why is oxytocin called birth hormone?
EASY
10th CBSE
IMPORTANT
MODERN'S ABC+ OF SCIENCE BIOLOGY FOR CLASS X>Chapter 2 - Control and Coordination>TEST YOURSELF>Q 11
Which hormone regulates sodium-potassium balance in the body fluids?
EASY
10th CBSE
IMPORTANT
MODERN'S ABC+ OF SCIENCE BIOLOGY FOR CLASS X>Chapter 2 - Control and Coordination>TEST YOURSELF>Q 11
Enlist the source and function of estrogens.
MEDIUM
10th CBSE
IMPORTANT
MODERN'S ABC+ OF SCIENCE BIOLOGY FOR CLASS X>Chapter 2 - Control and Coordination>TEST YOURSELF>Q 11

Define tropism. Explain four kinds of tropism with one example of each. 

 

MEDIUM
10th CBSE
IMPORTANT
MODERN'S ABC+ OF SCIENCE BIOLOGY FOR CLASS X>Chapter 2 - Control and Coordination>TEST YOURSELF>Q 12
A person suffering from severe cold is not able to feel the smell of a scented flower due to non-functioning of