Question 45
Leaves of a healthy potted plant were coated with vaseline. Will this plant remain healthy for long? Give reasons for your answer.

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Solution

This plant will not remain healthy for a long time because:
(a) It will not get oxygen for respiration.
(b) It will not get carbon dioxide for photosynthesis.
(c) Upward movement of water and minerals would be hampered due to lack of transpirational pull.

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Q. Leaves of a healthy potted plant were coated with vaseline. Will this plant remain healthy for long? Give reasons for your answer.

Question 45
Leaves of a healthy potted plant were coated with vaseline. Will this plant remain healthy for long? Give reasons for your answer.

Q. Leaves of a healthy potted plant were coated with vaseline; will this plant remain healthy for long?

All plants give out oxygen during the day and carbon dioxide during night do you agree with the statement give reasons. And also tell if leaves of a healthy potted plant were coated with Vaseline all the plant remain healthy for a long time give reasons

Q. (a) Leaves of a healthy potted plant were coated with vaseline. Will this plant remain healthy for long? Give reason for your answer.
(b) What will happen to the rate of photosynthesis on a plant under the following circumstances?
(i) cloudy day in morning but bright sunshine in the afternoon
(ii) no rainfall in the area for a considerable time.
(iii) gathering of dust on the leaves

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Standard X Biology

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Question 45 Leaves of a healthy potted plant were coated with vaseline. Will this plant remain healthy for long? Give reasons for your answer.

This plant will not remain healthy for a long time because: (a) It will not get oxygen for respiration. (b) It will not get carbon dioxide for photosynthesis. (c) Upward movement of water and minerals would be hampered due to lack of transpirational pull.

Question 45
Leaves of a healthy potted plant were coated with vaseline. Will this plant remain healthy for long? Give reasons for your answer.

This plant will not remain healthy for a long time because:
(a) It will not get oxygen for respiration.
(b) It will not get carbon dioxide for photosynthesis.
(c) Upward movement of water and minerals would be hampered due to lack of transpirational pull.