12th Standard CBSE Syllabus & Materials

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CBSE 12th Standard Biology Subject Organisms and Populations HOT Questions 1 Marks Questions With Solution 2021

Published on: 28/05/2021

QB365 Provides the HOT Question Papers for Class 12 Biology, and also provide the detail solution for each and every HOT Questions. HOT Questions will help to get more idea about question pattern in every exams and also will help to get more marks in Exams

Download CBSE Class 12th Standard CBSE Biology question papers, sample papers, important questions, and previous year solved papers in PDF format. Get free study materials, NCERT solutions, and exam preparation resources for Class 12th Standard CBSE Biology

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Std: 12th Standard CBSE - Biology

chapter: - HOT Questions

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Questions:

1 Marks

5 x 1 = 5

When and Where will you found pseudo copulation?

Mention how closely related species of warblers are able to co-exist in a competitive environment.

An exotic variety of prickly pear introduced in Australia turned out to be invasive. How was it brought under control?

'Green algae are not likely to be found in the deepest strata of the ocean'. Give atleast one reason.

Why are green plants not found beyond a certain depth in the ocean?

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Answers Key:

1 Marks

5 x 1 = 5

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Similarities between female bee and orchid.

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Due to behavioural differences in their foraging activities.

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By introducing its predator, i.e. cactus-feeding moth in the country.

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Green algae or plants are not found beyond a certain depth, as light (not all colour components of visible spectrum) can reach only till a certain depth in seas and oceans.