MEDIUM
10th ICSE
IMPORTANT
Earn 100

Define thylakoid.

Important Questions on Photosynthesis

MEDIUM
10th ICSE
IMPORTANT
Define Hill reaction.
MEDIUM
10th ICSE
IMPORTANT
Define producers.
MEDIUM
10th ICSE
IMPORTANT
Define iodine test.
MEDIUM
10th ICSE
IMPORTANT

A small piece of aquatic plant is taken in a test tube with pond water and kept in bright sunlight for 5-6 hrs. Bubbles of gas are coming out which gradually decrease when the intensity of sunlight decreases and no bubbles will evolve in complete darkness.

 

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What is the aim of the experiment?

MEDIUM
10th ICSE
IMPORTANT

A small piece of aquatic plant is taken in a test tube with pond water and kept in bright sunlight for 5-6 hrs. Bubbles of gas are coming out which gradually decreases when the intensity of sunlight decreases and no bubbles will evolve in complete darkness.

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Name the process.

MEDIUM
10th ICSE
IMPORTANT

A small piece of aquatic plant is taken in a test tube with pond water and kept in bright sunlight for 5-6 hrs. Bubbles of gas are coming out which gradually decrease when the intensity of sunlight decreases and no bubbles will evolve in complete darkness.

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Write the equation of the process.

MEDIUM
10th ICSE
IMPORTANT

A small piece of aquatic plant is taken in a test tube with pond water and kept in bright sunlight for 5-6 hrs. Bubbles of gas are coming out which gradually decrease when the intensity of sunlight decreases and no bubbles will evolve in complete darkness.

Question Image

What is the importance of this process to us?

MEDIUM
10th ICSE
IMPORTANT

A small piece of aquatic plant is taken in a test tube with pond water and kept in bright sunlight for 5-6 hrs. Bubbles of gas are coming out which gradually decrease when the intensity of sunlight decreases and no bubbles will evolve in complete darkness.

Question Image

Why are the bubbles decreasing in dim light? Name the gas that evolved in bright light.