Elephants are not the most common species in African grasslands. The grasslands contain scattered woody plants, but they are kept in check by the uprooting activities of the elephants. Take away the elephants, and the grasslands convert to forests or to shrublands. The newly growing forests support fewer species than the previous grasslands. Which of the following describes why elephants are the keystone species in this scenario?

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#Question id: 10498

#Unit 6. System Physiology – Plant

Which one of the following inhibitor that inhibits blue light–stimulated stomatal opening and the inhibition is concentration dependent, while does not block red light–stimulated opening.

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#Question id: 24030

#Unit 1. Molecules and their Interaction Relevant to Biology

The right to impart and receive information is guaranteed in the Constitution of India by Article:

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#Question id: 11378

#Unit 10. Ecological Principles

Which of the following set of conditions will qualify a species to be considered as critical endangered (EN) as per IUCN criteria?

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#Question id: 10401

#Unit 6. System Physiology – Plant

Chloroplast movements in some plants is maintained by fused molecules of phytochrome and phototropin is known as

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#Question id: 3509

#Unit 8. Inheritance Biology

Principle of independent assortment apply for those gene that is