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प्रश्न
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?
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उत्तर
(i) The objective of this experiment is to prove that oxygen is released during photosynthesis.
(ii) Hydrilla
(iii) Oxygen
(iv) The rate of photosynthesis will increase and the rate of bubbling also increases when sodium bicarbonate is added.
(v) Photosynthesis will not take place.
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संबंधित प्रश्न
Complete the following paragraph by filling in the blank (1) to (5) with appropriate words:
To test a leaf for starch, the leaf is boiled in water to (1) _________. It is then boiled in Methylated spirit to (2) ________. The leaf is dipped in warm water to soften it. It is placed in a petri dish, and (3) _____ solution is added. The region of the leaf which contains starch, turns (4) ________and the region while does not contain starch, turns (5) __________.
Give suitable biological reasons for the following statement :
All life on Earth is supported by Photosynthesis.
Given below is an experiment setup to demonstrate a particualr tropic movement in germinating seeds. Study the diagram and answer the questions that follow :
(ii) Name the tropic movement shown by part 1.
The diagram given below represents an experiment to prove the importance of a factor in photosynthesis. Answer the questions that follow :
Explain the process of Photosynthesis.
Describe an experiment to prove that sunlight is necessary for photosynthesis.
Are the following statement true or false? Give reason in support of your answer.
The starting point of carbon cycle is the release of carbon dioxide by animals during respiration.
What are the basic requirements of photosynthesis?
Give technical term:
Organisms which cannot prepare their own food by photosynthesis.
Oxygen is produced at what point during photosynthesis?
Oxygen is used for the synthesis of protein and fertilizers.
