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प्रश्न
Tick the most appropriate answer.
Plants have these for the exchange of gases.
पर्याय
spiracles and stomata
lenticels and spiracles
lenticels and stomata
buds and flowers
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उत्तर
lenticels and stomata
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संबंधित प्रश्न
Short answer question.
Why do leaves generally look green?
Long answer question.
In order to carry out photosynthesis, what are the substances that a plant must take in? Also mention their sources.
Answer the following in one word.
Which organ is called the voice box?
Tick the most appropriate answer.
Exhaled air contains
Identify the false statement and rewrite it correctly by changing the first or last word only.
Photosynthesis requires enzymes.
Are the following statement true or false? Give a reason in support of your answer.
The outside atmospheric temperature has no effect on the rate of photosynthesis.
Draw and label the structure of oxysomes.
Process of photosynthesis is ______.
According to Blackman, respiration of carbohydrates and fats is ______.
The figure shows the effect of light on the rate of photosynthesis. Based on the graph, answer the following question:
- At which point/s (A, B or C) in the curve is light a limiting factor?
- What could be the limiting factor/s in Region A?
- What do C and D represent on the curve?
Graph of light intensity on the rate of photosynthesis
