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#Question id: 12584


Which of the following causes excessively high levels of toxic chemicals in fish-eating birds? 

#SCPH06 I Botany
  1. Depletion of atmospheric ozone 
  2. Turnover
  3. Biological magnification 
  4. Greenhouse effect

Answer:- Option(s): 3


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#Question id: 6972

#SCPH01 Biochemistry

Sodium ions influx and passive water movement result in fluid-filled blastocoel in __________embryos.

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#Question id: 8289

#SCPH05 I Biotechnology

The term convergent evolution is most applicable to which of the following features?

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#Question id: 3663

#SCPH28 | Zoology

_______________ is a specific RNase which cuts RNA–DNA hybrids; involved in replication of ColE1-like plasmids.

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#Question id: 10712

#SCPH06 I Botany

Researcher study the diversity of 4 communities, following is relative abundance of each species at different community? ( ln .5 = -0.69  , ln .25= -1.38, ln .12= -2.12)

Which of the following is decreasing order of their Shannon weaver diversity index of community?

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#Question id: 3682

#SCPH06 I Botany

A mutated strain of E. coli replicates DNA normally at 25°C, but replication stops immediately when the temperature is raised to 37°C. Which protein is likely to be non-functional at the higher temperature?

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