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प्रश्न
Give technical term:
Name the experiment to demonstrate the importance of light for photosynthesis.
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उत्तर
Light screen experiment
संबंधित प्रश्न
Describe fully one experiment with potted green plant to show that starch is not produced in the leaves when carbon dioxide is not available (diagrams essential)
Why is it not possible to demonstrate respiration in a green plant kept in sunlight?
How do non-green plants such as fungi and bacteria obtain their nourishment?
All life owes its existence to chlorophyll. Give reason.
Complete the following by filling the blanks 1 to 5 with appropriate words/terms/phrases:
To test the leaf for starch, the leaf is boiled in water to ______ (1). It is next boiled in methylated spirit to ______ (2). The leaf is placed in warm water to soften it. It is then placed in a dish and ______ (3) solution is added. The region which contains starch, turns ______ (4) and the region which does not contain starch, turns ______ (5)
Given alongside is the diagram of an experimental set-up:
What alteration (s) will you make in it for obtaining expected result?
The diagram below shows two test-tubes A and B. Test-tube A contains a green water plant. Test-tube B contains both a green water plant and a snail. Both test-tubes are kept in sunlight. Answer the questions that follow:
(a) Name the physiological process that releases the bubbles of oxygen.
(b) Explain the physiological process as mentioned above in (a).
(c) What is the purpose of keeping a snail in test-tube B?
(d) Why does test-tube B have more bubbles of oxygen?
(e) Give an example of a water plant that can be used in the above experiment.
(f) Write the overall chemical equation for the above process.
Where are the chlorophyll pigments present in a cell?
Choose the Correct Answer:
The main difference between chlorophyll ‘a’ and ‘b’ is:
Name two aquatic plants which can be used for the experiment of photosynthesis.
