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Why light is considered as an important ...

Why light is considered as an important abiotic factor for animals?

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Animals use diurnal and seasonal variations in light intensity and photoperiod as cues for timing their foraging, reproductive and migration.
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OSWAAL PUBLICATION-ORGANISMS AND POPUIATIONS-TOPIC :2 Multiple Choice Questions
  1. Why light is considered as an important abiotic factor for animals?

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  2. Autecology is the :

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  3. Ecotone is :

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  4. Biosphere is :

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  5. Ecological niche is :

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  6. According to Allen's Rule, the mammals from colder climates have :

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  7. Salt concentration (Salinity) of the sea measured in parts per thousan...

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  8. Formation of tropical forests needs mean annual temperature and mean a...

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  9. Which of the following forest plants controls the light conditions at ...

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  10. What will happen to a well growing herbaceous plant in the forest if i...

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  11. If a population of 50 Paramoecium present in a pool increases to 150 a...

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  12. What would be the percent growth or birth rate per individual per hour...

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  13. A population has more young individuals compared to the older individu...

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  14. What parameters are used for tiger census in our country's national pa...

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  15. Which of the following would necessarily decrease the density of a pop...

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  16. A protozoan reproduces by binary fission. What will be the number of p...

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  17. In 2005, for each of the 14 million people present in a country, 0.028...

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  18. Amensalism is an association between two species where:

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  19. Lichens are the associations of

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  20. Which of the following is a partial root parasite?

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  21. Which one of the following organisms reproduces sexually only once in ...

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