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प्रश्न
Gas exchange takes place in plants using _____.
पर्याय
Stomata
Chlorophyll
Leaves
Flowers
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उत्तर
Gas exchange takes place in plants using stomata.
APPEARS IN
संबंधित प्रश्न
Cochlea, Malleus, Pinna, Stapes, Incus.
The following diagram demonstrates a physiological process taking place in green plants. The whole set up was placed in bright sunlight for several hours. Study the diagram and answer the questions that follow
(i) What aspect of the physiological process is being examined?
(ii) Explain the physiological process mentioned in (i) above.
(iii) Label the parts numbered 1 and 2 in the diagram.
(iv) Write a well-balanced chemical equation for the physiological process explained in (ii) above.
(v) What would happen to the rate of bubbling of the gas if a pinch of sodium bicarbonate is added to the water in the beaker? Explain your answer.
Fill in the blank:
Photosynthesis produces oxygen and ______.
Give technical term:
Name the process which is responsible for the conversion of solar energy to chemical energy that is essential to sustain life on this earth?
Complete the following sentence with appropriate word:
A dark reaction is a __________ reaction.
Oxygen is used for the synthesis of protein and fertilizers.
Sunflowers open the petals in bright light during the daytime but close the petals in dark at night. This response of sunflowers is called ______.
The end product of photosynthesis is ______.
The raw materials for photosynthesis are ______ and ______.
Study the diagram given below and fill in the blanks with suitable words:
In order to prove that carbon dioxide is necessary for
(a) ______, a potted plant is placed in dark for 48 hours to (b) ______ the leaves. A part of a leaf is inserted into a conical flask containing potassium hydroxide solution. This is to absorb (c) ______ from the flask. The plant is then placed in sunlight for a few hours. The experimental leaf is tested for starch. The part of the leaf that was inside the conical flask turns (d) ______, whereas the part of the left outside turns (e) ______ in colour.
