Which one is not a trait of xerophytes
Which one is not a trait of xerophytes
- A
Thick cuticle
- B
Sunken stomata
- C
Aerenchyma
- D
Well developed mechanical tissue
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- [AIPMT 1999]
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Which of the following phenomena does not play a significant role in the maintenance of homeostasis in an ecosystem?
Which of the following phenomena does not play a significant role in the maintenance of homeostasis in an ecosystem?
If there was no $CO_2$ in the earth's atmosphere, the temperature of earth's surface would be
If there was no $CO_2$ in the earth's atmosphere, the temperature of earth's surface would be
- [AIPMT 1998]
Assertion : Net primary productivity is gross primary productivity minus respiration.
Reason : Secondary productivity is produced by heterotrophs
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Reason : Secondary productivity is produced by heterotrophs
- [AIIMS 2016]