CBSE (Commerce) Class 11CBSE
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NCERT solutions Biology Class 11 chapter 2 Biological Classification

Chapters

NCERT Biology Class 11

Biology Textbook for Class 11

Chapter 2 - Biological Classification

Page 28

Discuss how classification systems have undergone several changes over a period of time?

Q 1 | Page 28

State the economically important uses of heterotrophic bacteria

Q 2.1 | Page 28

State the economically important uses of archaebacteria

Q 2.2 | Page 28

What is the nature of cell-walls in diatoms?

Q 3 | Page 28

Find out what do the terms red-tides signify

Q 4 | Page 28

How are viroids different from viruses?

Q 5 | Page 28

Describe briefly the four major groups of Protozoa

Q 6 | Page 28

What do the terms phycobiont and mycobiont signify?

Q 8 | Page 28

Give a comparative account of the classes of Kingdom Fungi under the following:

(i) Mode of nutrition

(ii) Mode of reproduction

Q 9 | Page 28

What are the characteristic features of Euglenoids?

Q 10 | Page 28

Give a brief account of viruses with respect to their structure and nature of genetic material. Also name four common viral diseases

Q 11 | Page 28

Organise a discussion in your class on the topic- Are viruses living or non-living?

Q 12 | Page 28

NCERT Biology Class 11

Biology Textbook for Class 11
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