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प्रश्न
Answer the following:
Give the overall chemical equation of photosynthesis in green plants.
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उत्तर
Chemical equation of photosynthesis :
\[\ce{6CO2 + 12H2O->[Sunlight][Chlorophyll]C6H12O6 + 6O2 + 6H2O}\]
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संबंधित प्रश्न
Expand the following biological abbreviations: ATP
Are the following statement true or false? Give a reason in support of your answer.
Photosynthesis is considered as a process supporting all life on earth.
What is meant by the photolysis of water?
Complete the following sentence with appropriate word:
A dark reaction is a __________ reaction.
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. |
Choose the correct option.
In presence of high concentration of oxygen, RuBP carboxylase converts RuBP to ______.
To which directional stimuli do
- roots respond
- shoots respond?
Why should the light-dependent reaction occur before the light-independent reaction?
Mention four factors required for photosynthesis?
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.
