EVERYDAY SCIENCE

SCIENCE

ECOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of these would NOT be true of a specialist species?
A
They are more likely to go extinct during changes to an ecosystem.
B
They have a very narrow niche.
C
They often lose in competition for resources to generalists.
D
They often feed on a very specific diet.
Explanation: 

Detailed explanation-1: -Specialist species are more likely to suffer from habitat loss and disruption than generalist species. As a result, many specialist species are becoming threatened, endangered, and extinct due to human activities. In contrast, generalist species are becoming more common.

Detailed explanation-2: -Generalists can eat a variety of foods and thrive in a range of habitats. Specialists, on the other hand, have a limited diet and stricter habitat requirements. Raccoons (Procyon lotor) are an example of a generalist species.

Detailed explanation-3: -Specialists-Species with a narrow ecological niche. They may be able to (1) live in only one type of habitat, (2) tolerate only a narrow range of climatic and other environmental conditions, or (3) use only one type or a few types of food.

Detailed explanation-4: -A generalist species is able to thrive in a wide variety of environmental conditions and can make use of a variety of different resources (for example, a heterotroph with a varied diet). A specialist species can thrive only in a narrow range of environmental conditions or has a limited diet.

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