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प्रश्न
What is meant by a destarched plant? How can it be destarched?
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उत्तर
A destarched plant has no starch present in the leaves and a leaf remains yellowish-brown when tested with iodine during a starch test.
A plant can be destarched by keeping it in the dark for two or three days so that the leaves are free from stored starch.
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संबंधित प्रश्न
Expand the abbreviation:
ADP
Short answer question.
What is the source of energy for photosynthesis?
Describe an experiment to prove that sunlight is necessary for photosynthesis.
In the flowering plants, food is transported in the form of ______.
Enumerate the steps involved in testing a green leaf for the presence of starch.
On a bright sunny day, water weeds growing in an aquarium were actively giving off bubbles of gas. Use this information to answer questions that follow:
- Name the process occurring in the water weed that has resulted in the evolution of these bubbles.
- Of what gas do these bubbles consist?
- Briefly describe the reactions occurring in the leaves of the water weeds leading to the evolution of these bubbles.
- Give an overall balanced chemical equation to represent the process named in (i) above.
State whether true or false. If false, correct the statement.
Photosynthesis produces glucose and carbon dioxide.
The reactions of photosynthesis make up a biochemical pathway.
What is the end product of light and dark reactions of photosynthesis?
Can the stem of a plant be compared with a street with two-way traffic? Give reason.
Name four essentials for photosynthesis.
