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प्रश्न
Photosynthesis is considered as a process supporting all life on earth.
उत्तर
This process produces food and releases oxygen, both of which are necessary to maintain life on earth.
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संबंधित प्रश्न
Formalin, Iodine, DDT, Lime
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.
Given below is an experiment setup to demonstrate a particualr tropic movement in germinating seeds. Study the diagram and answer the questions that follow :
What is Thigmotropism? Give one example.
Define the following:
Plant pigments
Distinguish between the following:
Photosynthesis and photophosphorylation.
The following statement is about photosynthesis in a green plant. Write whether it is True or False.
Photosynthesis occurs in underground organs as well as in aerial ones.
"Oxygen is a waste product of photosynthesis." Comment.
Name the membrane that connects thylakoid of one granum With the other granum.
Oxygen given out during photosynthesis comes from water. Explain this statement.
Explain the Term ATP.
Give technical term:
What is the percentage of CO2 in the air?
Complete the following sentence with appropriate word:
Xanthophyll is ______ coloured pigment.
Complete the following sentence with appropriate word:
A dark reaction is a __________ reaction.
Choose the correct option.
A cell that lacks chloroplast does not ______.
State whether true or false. If false, correct the statement.
When the weather is hot, water evaporates lesser which is due to opening of stomata.
Mesophyll contains chlorophyll.
The end product of photosynthesis is ______.
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.
