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Many freshwater animals cannot live for ...

Many freshwater animals cannot live for long in sea water and vice versa mainly because of the:

A

osmotic problems

B

change in N levels

C

variations in light intensity

D

spectral quality of solar radiation

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The correct Answer is:
A
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GRB PUBLICATION-ORGANISMS AND ENVIROMENT -MULTIPLE CHOICE QUESTIONS
  1. Abyssal form of animals are found in:

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  2. The abyssal zone of oceans is characterized by:

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  3. Many freshwater animals cannot live for long in sea water and vice ver...

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  4. An estuary acts as a nutrient trap because of the:

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  5. Estuaries are considered as nutrient trap due to the mixing of:

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  6. Salt concentration (salinity) of the sea measured in parts per thousan...

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  7. Which of the following is wrongly matched?

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  8. From which of the following, photosynthetic autotrophs receive their e...

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  9. What percentage of solar radiation that hits the Earth's atmosphere ev...

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  10. The reflectivity percentage of incident light on Earth is meteorologic...

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  11. Aquatic photodiffraction is:

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  12. The water zone below 200 meters is called:

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  13. Which zone of a lake has no photosynthetic organism?

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  14. Phytoplanktons are dominant in which of the following zones?

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  15. Choose the correct combination of labelling of the zones in water in a...

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  16. When an animal moves towards the source of light, it is called:

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  17. When locomotory speed of animals is influenced by light rays, the resp...

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  18. Light has a significant effect on:

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  19. When an animal turns sideways to the Sun to get the maximum amount of ...

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  20. The response of different organisms to environmental rhythms of light ...

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