Organism and its Environment
Organism and its Environment: Overview
This Topic covers sub-topics such as Hibernation, Biome, Organisms and Populations, Abiotic Factors, Diapause, Aestivation in Animals, Allen’s Rule, Altitude sickness, Responses to Abiotic Factors, Eurythermal Organisms and, Major Biomes of India
Important Questions on Organism and its Environment
Which of the following method is used by fungi, and zooplanktons to overcome the temporary short-lived climatic stressful conditions?

Which of the following cannot be considered as an adaptation of xerophytes?

The following graph represents the organismic response to certain environmental, condition (e.g., temperature) :
Which one of these, or , depicts conformers?

What are the major biomes of India ?

Diapause is the phase of suspended development in zooplanktons.

_____ is defined as a state of dormancy in growth and development in response to changes or alteration in the environmental condition.


Diapause is a stage of cell cycle.

Changing of the body temperature according to the environment is the response of the regulators towards the abiotic stress.

Migration from one place to another is a response exhibited by regulators towards abiotic stress.

Which of the following are the responses given by the regulators towards abiotic stress?

How do the regulators respond to the abiotic stress?

Give an example of an organism that enters 'diapause' and why?

Complete the analogy.
Winter sleep: Hibernation:: Summer sleep: _____.

Which ONE of the following statements about ecosystem energetics is INCORRECT?

Amphibians like frogs and reptiles like lizards are:

Fill in the blank with the correct word given in the bracket.
_____ (Eurythermal/Epithermal) organisms are those organisms which can tolerate a wide range of temperature.

Name the group of organisms that can tolerate wide range of salinities are known as _____ organisms.

Summer sleep is a suspended action performed by animals against biotic stress.

What are those species called that can tolerate wide range of salinity?
