Resemblance of oneorganism to another for protection and hiding is

Biome is

Solution

A biome is a major ecological community of organisms that extends over a large geographical area characterized by a dominant type of vegetation.

Select all of the following that are not adaptation to seasonal changes in habitat quality.

Solution

Expansion of a species range is a long-term population change and not a response to seasonal changes habitat quality.

Keystone species in an ecosystem are those

Solution

The keystone species in an ecosystem are those who are the main contributors to the ecosystem.

What is the most important factor for the success of animal population?

Solution

Adaptability refers to the capacity of the organisms to adapt themselves to their environment.

In a population, unrestricted reproductive capacity is called

Which part of the world has a high density of organisms?

Solution

Tropical rain forests occur in equatorial and subequatorial regions. The forests receive all the external inputs for optimum plant growth. Due to abundant plant growth,a large number of animals live in tropical rain forests. In grasslands fire occur periodically which prevent tree growth. In savannah periods of drought are common. In deciduous forests are found predominantly broad leaved hard wood deciduous trees.

Which one of the following pairs is mismatched?

Solution

In Tundra much of the ground stays frozen round the year, this condition is called permafrost.

Which is not a part of atmosphere ?

Solution

Because edaphic factors affects through soil and rest are the climatic factors.

Which bioligical factors is responsible for poor vegetation in deserts ?

Solution

Deserts have 25 cm (10 inches) or less of precipitation and show poor biodiversity and their productivity is minimum.

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