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प्रश्न
What are the ways by which organisms respond to abiotic factors?
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उत्तर
The ways by which organism respond to abiotic stress are Regulate, Conform, Migrate and Suspends, etc.
संबंधित प्रश्न
Explain why very small animals are rarely found in polar region.
Explain with the help of suitable examples the three different ways by which organisms overcome their stressful conditions lasting for short duration.
State how the constant internal environment is beneficial to organisms.
Explain any two alternatives by which organisms can overcome stressful external conditions.
Distinguish between Ectotherms and Endotherms
List the various abiotic environmental factors.
Answer the following question.
Why are there more conformers than regulators in the animal world?
Some organisms are able to maintain homeostasis by physical means ______.
Match List - I with List - II.
| List I | List II | ||
| (a) | Allen's Rule | (i) | Kangaroo rat |
| (b) | Physiological adaptation |
(ii) | Desert lizard |
| (c) | Behavioural adaptation |
(iii) | Marine fish at depth |
| (d) | Biochemical adaptation |
(iv) | Polar seal |
Choose the correct answer from the options given below.
Assertion (A): A person goes to high altitude and experiences ‘altitude sickness’ with symptoms like breathing difficulty and heart palpitations.
Reason (R): Due to low atmospheric pressure at high altitudes, the body does not get sufficient oxygen.
In the light of the above statements, choose the correct answer from the options given below.
Salt concentration (Salinity) of the sea measured in parts per thousand is ______.
Define aestivation.
What is diapause and its significance?
Why do all the fresh water organisms have contractile vacuoles whereas majority of marine organisms lack them?
Give one example for the following type.
Migratory animal
Give one example for the following:
Antifreeze compound seen in antarctic fish
