The above pyramid 

Which of the following is not representation of following ecosystem?

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#Question id: 29015

#Unit 7. System Physiology – Animal

Which of the following enzyme converts 25-hydroxycholecalciferol to the active form, 1,25-dihydroxycholecalciferol?

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#Question id: 13070

#Unit 13. Methods in Biology

Antibodies raised against an antigen from one organism will react to a greater or lesser degree with similar antigens from a related organism, depending on how many surface epitopes they share. This has given rise to a systematic method of identification of microorganisms known as______?

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#Question id: 15676

#Unit 2. Cellular Organization

The dairy industry also sometimes uses ultrahigh-temperature (UHT) sterilization. Milk and milk products are heated at

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#Question id: 12959

#Unit 10. Ecological Principles

Ozone layer depletion, since the 1970s, is primarily

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#Question id: 10696

#Unit 10. Ecological Principles

In a new area two species A and B was discovered and taking energy from another species X and Y respectively. Following some is life history trait of species.

I- A species is often larger than X

II- Each A species taking energy from many X

III- One Y usually supports populations of B species

IV- Fatality of Y is Mild to severe

Which of the following is correct observation of above species?