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Why is some KOH placed in a small test ...

Why is some KOH placed in a small test tube in the flask with germinating seeds in the experiment to demonstrate occurrence of respiration in germinating seeds?

A

To provide oxygen required by the seeds for respiration.

B

To absorb carbon dioxide and create partial vacuum in the flask.

C

To absorb water from the seeds to make them dry.

D

To make the air present in the flask alkaline.

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

  • The germination of a seed is

    A
    a physical, reversible, desirable change in which energy is produced
    B
    a fast, chemical reacțion in which energy is released
    C
    a slow irreversible, desirable, chemical change
    D
    a fast, irreversible, undesirable chemical change

  • The germination of a seed is a

    A
    physical, reversible, desirable change
    B
    fast, chemical, desirable change
    C
    slow, irreversible, desirable change
    D
    fast, irreversible, undesirable change.

  • The most appropriate reason for taking germinating seeds in the experiment to show that carbon dioxide is produced during respiration, is:

    A
    germinating seeds create high temperature
    B
    germinating seeds are easy to handle
    C
    germinating seeds are living things
    D
    germinating seeds are in dormant state

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