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प्रश्न
What will happen if we remove the fish from the aquarium and keep it (with green plants) in a dark place?
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उत्तर
If the aquarium is kept in a dark place, the green plants will not prepare their food due to lack of sunlight and carbon dioxide. So the plants get spoiled.
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संबंधित प्रश्न
Cochlea, Malleus, Pinna, Stapes, Incus.
Briefly explain the following terms: Photophosphorylation
State the main functions of the following:
Cytokinins
The figure given below represents the vertical section of a leaf.
( i) Name the parts labeled 1 to 5.
( ii ) What do the two arrows (dotted and solid) indicate in the daytime and at night?
( iii) Could you add one more arrow in the figure? If yes, what for?
( iv) How many leaf veins have been shown in this section?
An experiment was set up as shown in the figure alongside. Look at the figure and answer the following questions:
( i) What is the objective of this experiment?
( ii ) Which plant is used in this experiment?
( iii ) Which gas is evolved in this process?
( iv ) What will happen to the rate of evolution of this gas if a pinch of sodium
bicarbonate is added?
(v ) What will happen if the apparatus is kept in dark?
If the rate of respiration becomes more than the rate of photosynthesis, plants will:
The site of light reaction in the cells of a leaf is ______.
What is the law of limiting factors?
Write the functional activity of the following structure:
Stroma
A potted plant with variegated leafes was kept in dark for 24 hours and then placed in bright sunlight. Answer the following questions.
- Which aspect of photosynthesis is being tested in the above diagram?
- Why was the plant kept in the dark for 24 hours?
- After the starch test, what will be the colour of the yellow and green parts of the leaf? Give reasons to support your answer.
