Download NCERT Solutions For Class 11 Biology Chapter 2 Biological Classification In Pdf, All Ncert Cbse Solution Class 9 To 12 All Subjects.
(Link of Pdf File is given below at the end of the Questions list)
Discuss how classification systems have undergone several changes over a period of time?
State two economically important uses of:
(a) Heterotrophic bacteria
What is the nature of cell-walls in diatoms?
Find out what do the terms ‘algal bloom’ and ‘red-tides’ signify.
How are viroids different from viruses?
Describe briefly the four major groups of Protozoa.
Plants are autotrophic. Can you think of some plants that are partially heterotrophic?
What do the terms phycobiont and mycobiont signify?
Give a comparative account of the classes of Kingdom Fungi under the following:
(i) Mode of nutrition
(ii) Mode of reproduction
What are the characteristic features of Euglenoids?
Give a brief account of viruses with respect to their structure and nature of genetic material. Also name four common viral diseases.
Organise a discussion in your class on the topic- Are viruses living or non-living?
Name the parts of an angiosperm flower in which development of male and femalegametophyte take place.
Differentiate between microsporogenesis and megasporogenesis. Which type of celldivision occurs during these events? Name the structures formed at the end of thesetwo events.
Arrange the following terms in the correct developmental sequence: Pollen grain, sporogenous tissue, microspore tetrad, pollen mother cell, male
With a neat, labelled diagram, describe the parts of a typical angiosperm ovule.
What is meant by monosporic development of female gametophyte?
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