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प्रश्न
Assertion (A): All food chains begin with herbivores.
Reason (R): Green plants are heterotrophs.
पर्याय
A is True and R is False.
A is False and R is True.
Both A and R are True.
Both A and R are False.
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उत्तर
Both A and R are False.
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संबंधित प्रश्न
Answer the following:
Give the overall chemical equation of photosynthesis in green plants.
Fill in the blank:
CO2 enters the leaf through ______.
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?
Explain, why respiration is said to be a reversed process of photosynthesis?
Give technical term:
The part of the chloroplast where the dark reaction of photosynthesis takes place.
Complete the following sentence with appropriate word:
Xanthophyll is ______ coloured pigment.
Choose the Correct Answer:
Which one of the following would not be a limiting factor for photosynthesis?
During photosynthesis, plants exhale ______.
A potted plant with variegated leafes was kept in dark for 24 hours and then placed in bright sunlight. Answer the following questions.
- Which aspect of photosynthesis is being tested in the above diagram?
- Why was the plant kept in the dark for 24 hours?
- After the starch test, what will be the colour of the yellow and green parts of the leaf? Give reasons to support your answer.
