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प्रश्न
The following statement is about photosynthesis in a green plant. Write whether it is True or False.
Photosynthesis results in a gain in dry weight.
विकल्प
True
False
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उत्तर
True
APPEARS IN
संबंधित प्रश्न
The diagram alongside represents an experiment conducted to prove the importance of a factor in photosynthesis.
Study the same and then answer the questions that follow:
(i) Name the factor being studied in his experiment.
(ii) Why was the plant kept in a dark room before conducting the experiment?
(iii}Why was the experimental leaf then kept in
1. boiling water 2. methylated spirit?
(iv) Name the solution used to test for the presence of starch in the leaf.
(v) What will we observe in the experimental leaf at the end of the starch test?
(vi) Give a balanced chemical equation to represent the process of photosynthesis.
Choose the correct answer:
In a typical leaf, photosynthesis occurs mainly in ___________
Name the following:
The category of organisms that prepare their own food from basic raw materials.
Identify the false statements and rewrite them correctly by changing the first or last word only.
Algae are autotrophs.
A candidate studied the importance of certain factors in photosynthesis. He took a potted plant and kept in the dark for over 24 hours. In the early hours of the next morning, he covered one of the leaves with black paper in the centre only. Then he placed the plant in sunlight for a few hours and tested the leaf which was covered with black paper for starch.
What aspect of photosynthesis was being investigated?
Complete the following food chain by writing the names of appropriate organisms in the blanks:
→ __________ → __________ → Hen → Man
Choose the correct option.
In maize and wheat, the first stable products formed in bundle sheath cells respectively are ________.
To which directional stimuli do
- roots respond
- shoots respond?
During photosynthesis, plants exhale ______.
Plants utilize only ______% of the absorbed water for photosynthesis and the other activities.
