Ecosystem- Elementary Aspects

The following graph represents the organismic response to certain environmental, condition (e.g., temperature) :

Which one of these, $‘a’$ or $‘b’$, depicts conformers?

"Vernalisation" is the phenomenon of regulation of physiology and development of plants in response to day length.

Give an example of photoperiodism.

Who discovered the phenomenon of photoperiodism?

What do you understand by photoperiodism in plants?

At what temperature do lakes turnover?

Stratification in rivers and lakes occurs due to the difference in the density of water.

What is the winter stratification in lakes?

Evaporative cooling is a type of physiological adaptation in the conformers.

Birds and mammals are categorised as

Keoladeo Ghana National Park is famous for the migratory birds.

What is the term used for the period of delayed development of an animal when it enters the state of dormancy?

Kangaroo rats are adapted for terrestrial life. How?

Kangaroo rats have a very long loop of Henle.

Describe certain adaptations that the terrestrial organisms possess for the conservation of water?

The reaction rate is halved with the increase in every 10⁰C.

With the increase in 10⁰C temperature, the activity doubles. This rule is referred to as

Photoperiodism affects the flowering in plants.

The number of _____ (erythrocytes/leukocytes) gets increased during altitude sickness.