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प्रश्न
Name two plants having variegated leaves.
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उत्तर
Croton, Coleus and Geranium
संबंधित प्रश्न
Complete the following statement by choosing the correct alternative given below :
All animals would die on the earth if there was no ______.
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.
Given alongside is the diagram of an experimental set-up:
Will it work satisfactorily? Given reason.
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.
What aspect of photosynthesis was being tested?
Chloroplasts are called energy converters.
ATP is needed for the dark reaction.
Name the following:
Light in which the maximum rate of photosynthesis takes place.
Complete the following sentence with appropriate word:
________ are regarded as complete photosynthetic units of plants.
Choose the Correct Answer:
The main difference between chlorophyll ‘a’ and ‘b’ is:
Match the terms given in column A with column B:
| Column A | Column B | ||
| (a) | Chlorophyll | (i) | Removes/absorbs CO2 |
| (b) | Methylated spirit | (ii) | Tests presence of starch |
| (c) | Potassium hydroxide | (iii) | Traps solar energy |
| (d) | Iodine solution | (iv) | Produces oxygen |
| (e) | Water | (v) | Bleaches chlorophyll |
