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प्रश्न
Out of xylem and phloem, which one carries materials only upwards?
उत्तर
Xylem carries materials only upwards.
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संबंधित प्रश्न
Name the type of respiration in which the end product is:
Lactic acid
Give one example where such a respiration can occur.
Why is the rate of breathing in aquatic organisms much faster than in terrestrial organisms?
Why do the walls of trachea not collapse when there is less air in it?
During marathon, we sometimes get painful contractions of leg muscles due to the accumulation of one of the following in leg muscles. This is:
During the respiration of an organism A, 1 molecule of glucose produces 2 ATP molecules whereas in the respiration of another organism B, 1 molecule of glucose produces 38 ATP molecules.
(a) Which organism is undergoing aerobic respiration?
(b) Which organism is undergoing anaerobic respiration?
(c) Which type of organism, A or B, can convert glucose into alcohol?
(d) Name one organism which behaves like A.
(e) Name two organisms which behave like B.
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Tick the most appropriate answer.
The products of respiration are :
Answer the following in short.
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Transports oxygen to the body cells.
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"Kidney and excretion".
Fill in the blanks on a similar pattern.
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Visit a doctor. Find out about artificial respiration. Ask the doctor:
- When does a person need artificial respiration?
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