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प्रश्न
Define the following:
Plant pigments
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उत्तर
Plant pigments - Plant pigments are a variety of different kinds of molecules present in plants that absorb certain wavelengths of light while reflecting others.
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संबंधित प्रश्न
The diagrams given below represent the relationship between a mouse and a physiological process that occurs in green plants. Study the diagrams and answer the questions that follow
(i) Name the physiological process occurring in the green plant that has kept the mouse alive.
(ii) Explain the physiological process mentioned above.
(iii) Why did the mouse die in bell jar B?
(iv) What is the significance of the process as stated in (i) for life on earth?
(v) Represent the above mentioned physiological process in the form of a chemical equation.
Give biological reasons for the following statements : In some xerophytes leaves are modified into spines
Fill in the blank:
______ is the process which replenishes the atmospheric oxygen which the animal life consumes in respiration.
Choose the correct answer:
Which of the following gas is used in photosynthesis?
Write the functional activity of the following structure:
Granum
Choose the Correct Answer:
Which one of the following would not be a limiting factor for photosynthesis?
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. |
Where do the light-dependent reaction and the Calvin cycle occur in the chloroplast?
Only green plants have the unique capacity to release ______ into the atmosphere.
What are stomata?
