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Question
Define the following term:
Photolysis of water
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Solution
Releasing electrons and dividing the water molecule (H2O) into its two components (Hydrogen and Oxygen). Photolysis is the term used to describe this reaction, which is characterised by the fracturing of molecules by light (photo = light, lysis = breaking).
RELATED QUESTIONS
Identify the odd one in each set : Transpiration, Photosynthesis, Phagocytosis, Guttation
Give technical term:
Which process is the ultimate source of energy for all living organisms?
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
The dark reaction of Photosynthesis is light-independent.
Write the functional activity of the following structure:
Chloroplasts
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.
For fixing one molecule of CO2 in Calvin cycle _______ are required.
Gas exchange takes place in plants using _____.
Chlorophyll in a leaf is required for ______.
Only green plants have the unique capacity to release ______ into the atmosphere.
In leaves, the food is stored in the form of ______.
