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What Are the Basic Requirements of Photosynthesis?

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प्रश्न

Where are the chlorophyll pigments present in a cell?

एक पंक्ति में उत्तर
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उत्तर

In the cell organelle called plastids (or chloroplasts).

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अध्याय 5: Photosynthesis - Short Questions

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आईसीएसई Biology [English] Class 10 ICSE
अध्याय 5 Photosynthesis
Short Questions | Q 2.1

संबंधित प्रश्न

A healthy oat seeding in a pot is transferred from light to any airy but completely dark room. How would it differ from its original condition in appearance after about a week? Explain the difference.


Name only two plants you are familiar with, which have no chlorophyll.

How is carbon dioxide removed from the atmosphere? Explain.

Given below is the representation of a certain phenomenon in nature. With four organisms 1-4.

Name the biological process which was the starting point of the whole chain.


A potted plant was taken in order to prove a factor necessary for photosynthesis. The potted plant was kept in the dark for 24 hours. One of the leaves was covered with black paper in the centre. The potted plant was then placed in sunlight for a few hours.

Why was the plant placed in the dark before beginning the experiment?


A potted plant was taken in order to prove a factor necessary for photosynthesis. The potted plant was kept in the dark for 24 hours. One of the leaves was covered with black paper in the centre. The potted plant was then placed in sunlight for a few hours.

Draw a neat diagram of a chloroplast and label its parts. 


Name the following:

The site of light reaction in the cell of a leaf.


Complete the following sentence with appropriate word:

A light-induced reaction which leads to the splitting of water is _____ of water.


Name two plants having variegated leaves.


Given below is the figure of an experimental set-up, showing a physiological act of the plants. Study and answer the following questions:

  1. What is the objective of this experiment?
  2. Name and define the process shown here.
  3. Why do we destarch the leaves before performing the experiment?
  4. How do we destarch the leaves?
  5. What will be the observation when we pour iodine solution over the bleached experimental leaf?
  6. Write a well-balanced equation for the above process.

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