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प्रश्न
Where does the carbon that is used in photosynthesis come from?
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उत्तर
The carbon that is used in photosynthesis comes from CO2 from the air.
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संबंधित प्रश्न
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.
Match the terms of column I with those in column II:
| Column I | Column II |
| (i) Stomata closed | (a) decomposers |
| (ii) Autotrophs | (b) light reaction |
| (iii) By-products of photosynthesis | (c) animals |
| (iv) Photolysis | (d) during night |
| (v) Bacteria and fungi | (e) green plants |
| ( f) oxygen |
Name the following:
The tissue that transports manufactured type of starch from leaves to all parts of the plants.
Complete the following food chains by writing the names of appropriate organisms in the blanks:
______ → Mouse ______ → Peacock
Write the functional activity of the following structure:
Chloroplasts
Choose the correct option.
For fixation of 6 molecules of CO2 and formation of one molecule of glucose in Calvin cycle, requires
What are primary producers?
A plant is kept in a dark room for about 24 hours before conducting any experiment on photosynthesis in order to ______.
What is the end product of photosynthesis?
Arrange and rewrite the terms in the group in the correct order to be in a logical sequence beginning with the term that is underlined:
Snake, Rabbit, Cabbage, Hawk.
