Question

12. Assertion : Water hyacinth float on water surface. Reason: It has aerenchyma tissue, i.e. parenchyma tissue with large air vacuoles. *
a) Both A and R are true, and R is correct explanation of the assertion.
b) Both A and R are true, but R is not the correct explanation of the assertion.
c) A is true, but R is false.
d) A is false, but R is true

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Answer 1

Question -

Assertion - Water hyacinth floats on water surface.

Reason -  It has Aerenchyma tissue that is, parenchyma tissue with large air vacuoles.

a) Both A and R are true, and R is correct explanation of the assertion.

b) Both A and R are true, but R is not the correct explanation of the assertion.

c) A is true, but R is false.

d) A is false, but R is true

Answer -

a) Both A and R are true, and R is correct explanation of the assertion.

Reason -

Aerenchyma tissue has large air cavities due to which it provides the buoyancy to the plant and helps to float in the water.

Hope this helps uh! ♡

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Answer 2

Question -

Assertion - Water hyacinth floats on water surface.

Reason -  It has Aerenchyma tissue that is, parenchyma tissue with large air vacuoles.

a) Both A and R are true, and R is correct explanation of the assertion.

b) Both A and R are true, but R is not the correct explanation of the assertion.

c) A is true, but R is false.

d) A is false, but R is true

Answer -

a) Both A and R are true, and R is correct explanation of the assertion.

Reason for the answer -

Aerenchyma tissue has large air cavities due to which it provides the buoyancy to the plant and helps to float in the water.

Hope this helps uh! ♡