NCERT Class 11 Biology Biological Classification Questions

Read and download NCERT Class 11 Biology Biological Classification Questions in NCERT book for Class 11 Biology. You can download latest NCERT eBooks chapter wise in PDF format free from Studiestoday.com. This Biology textbook for Class 11 is designed by NCERT and is very useful for students. Please also refer to the NCERT solutions for Class 11 Biology to understand the answers of the exercise questions given at the end of this chapter

NCERT Book for Class 11 Biology Chapter 2 Biological Classification

Class 11 Biology students should refer to the following NCERT Book Chapter 2 Biological Classification in Class 11. This NCERT Book for Class 11 Biology will be very useful for exams and help you to score good marks

Chapter 2 Biological Classification NCERT Book Class 11

VERY SHORT ANSWER TYPE QUESTIONS

1. What is the principle underlying the use of cyanobacteria in agricultural fields for crop improvement?

2. Suppose you accidentally find an old preserved permanent slide without

a label. In your effort to identify it, you place the slide under microscope and observe the following features :-

a. Unicellular

b. Well defined nucleus

c. Biflagellate–one flagellum lying longitudinally and the other transversely. What would you identify it as? Can you name the kingdom it belongs to?

3. How is the five–kingdom classification advantageous over the twokingdom classification?

4. Polluted water bodies have usually very high abundance of plants like Nostoc and Oscillitoria. Give reasons.

5. Are chemosynthetic bacteria-autotrophic or heterotrophic?

6. The common name of pea is simpler than its botanical (scientific) name Pisum satirum. Why then is the simpler common name not used instead of the complex scientific/ botanical name in biology?

7. A virus is considered as a living organism and an obligate parasite when inside a host cell. But virus is not classified along with bacteria or fungi. What are the characters of virus that are similar to non-livingobjects?

8. In the five kingdom system of Whittaker, how many kingdoms are eukaryotes?

SHORT ANSWER TYPE QUESTIONS

1. Diatoms are also called as ‘pearls of ocean’, why? What is diatomaceous earth?

2. There is a myth that immediately after heavy rains in forest, mushrooms appear in large number and make a very large ring or circle, which may be several metres in diameter. These are called as ‘Fairy rings’. Can you  explain this myth of fairy rings in biological terms?

3. Neurospora - an ascomycetes fungus has been used as a biological tool to understand the mechanism of plant genetics much in the same way as Drosophila has been used to study animal genetics. What makes Neurospora so important as a genetic tool?

4. Cyanobacteria and heterotrophic bacteria have been clubbed together in Eubacteria of kingdom Monera as per the “Five Kingdom Classification” even though the two are vastly different from each other. Is this grouping of the two types of taxa in the same kingdom justified? If so, why?

5. At a stage of their cycle, ascomycetes fungi produce the fruiting bodies like apothecium, perithecium or cleistothecium. How are these three types of fruiting bodies different from each other?

6. What observable features in Trypanosoma would make you classify it under kingdom Protista?

7. Fungi are cosmopolitan, write the role of fungi in your daily life.

LONG ANSWER TYPE QUESTIONS

1. Algae are known to reproduce asexually by variety of spores under different environmental conditions. Name these spores and the conditions under which they are produced.

2. Apart from chlorophyll, algae have several other pigments in their chloroplast. What pigments are found in blue-green, red and brown algae that are responsible for their characteristic colours 

3. Make a list of algae and fungi that have commercial value as source of food, chemicals, medicines and fodder.

4. ‘Peat’ is an important source of domestic fuel in several countries. How is ‘peat’ formed in nature?

5. Biological classification is a dynamic and ever evolving phenomenon which keeps changing with our understanding of life forms. Justify the statement taking any two examples.


Please refer to attached file for NCERT Class 11 Biology

Chapter 17 Breathing and Exchange of Gases
NCERT Class 11 Biology Breathing and Exchange of Gases

NCERT Book Class 11 Biology Chapter 2 Biological Classification

The above NCERT Books for Class 11 Biology Chapter 2 Biological Classification have been published by NCERT for latest academic session. The textbook by NCERT for Chapter 2 Biological Classification Biology Class 11 is being used by various schools and almost all education boards in India. Teachers have always recommended students to refer to Chapter 2 Biological Classification NCERT etextbooks as the exams for Class 11 Biology are always asked as per the syllabus defined in these ebooks. These Class 11 Chapter 2 Biological Classification book for Biology also includes collection of question. Along with Biology Class 11 NCERT Book in Pdf for Chapter 2 Biological Classification we have provided all NCERT Books in English Medium for Class 11 which will be really helpful for students who have opted for english language as a medium. Class 11 students will need their books in English so we have provided them here for all subjects in Class 11.

Where can I download latest NCERT Book for Class 11 Biology Chapter 2 Biological Classification

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Can I download the NCERT Books of Class 11 Biology Chapter 2 Biological Classification in Pdf

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