Organisms and Populations

Identify the correct equation with respect to diagram below, which depicts decrease in population density?

Which of the following depicts Exponential growth curve of a population?

The tiger census in our national parks and tiger reserves is often based on ____?

Given below are two statements about desert plants. Statement (I): Desert plants have thick cuticle on their leaf surfaces and sunken stomata. Statement (II): Desert plants like Opuntia carry out photosynthesis with…

Absolute natality is ________ .

Which of the following statements are correct about niche? (A). It denotes the functional role played by an organism. (B). The same niche is shared by two or more species. (C). As soon as a niche is left vacant, other…

Various morphological, physiological and behavioural attributes of an organism to survive and reproduce in its habitat is said to be ______

Conformers are those organisms ________ .

Select the INCORRECT statement about Opuntia:

Select the INCORRECT statement from the following with respect to osmoregulation.

Desert lizards bask in the sun and absorb heat, when their body temperature drops below the comfort zone, but move into shade, when the ambient temperature starts increasing. This is an example of…

Polar bears are restricted to a narrow range of temperature hence they are