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प्रश्न
The number of water molecules required in the chemical reactions to produce one molecule of glucose during photosynthesis is
विकल्प
six
twelve
eighteen
twenty-four
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उत्तर
twelve
संबंधित प्रश्न
Expand the following biological abbreviations :
ATP
Mention two ways in which photosynthesis is useful to life.
Choose the correct answer:
Photosynthesis is more active in ___________
A candidate studied the importance of certain factors in photosynthesis. He took a potted plant and kept in the dark for over 24 hours. In the early hours of the next morning, he covered one of the leaves with black paper in the centre only. Then he placed the plant in sunlight for a few hours and tested the leaf which was covered with black paper for starch.
Why was the plant kept in the dark before the experiment?
What are the basic requirements of photosynthesis?
All life on earth Would come to an end if there were no green plants.
Column ‘II’ is a list of items related to ideas in Column ‘I’. Match the term in Column ‘II’ with the suitable idea given in Column ‘I’.
| Column I | Column II | ||
| (i) | Grana | (a) | Decomposers |
| (ii) | Autotrophs | (b) | Light reaction |
| (iii) | By-products of photosynthesis | (c) | Animals |
| (iv) | Photolysis | (d) | Oxygen |
| (v) | Bacteria and fungi | (e) | Stimulated by light |
| (vi) | Chloroplast | (f) | Power |
| (vii) | Oxygen and water | (g) | Raw material |
| (viii) | Sunlight | (h) | Machinery |
| (ix) | CO2 and water | (i) | End products |
| (x) | Glucose (sugar) | (j) | Workrooms |
| (xi) | Cells in the leaf | (k) | By-products. |
Fill in the blank by rearranging the letter in the bracket.
Pigment involved in the food synthesis is _________ (phllylochor).
Name the minute openings seen on the lower surface of the leaf.
Mention four factors required for photosynthesis?
