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Question Bank Solutions for CBSE (Science) Class 11 - CBSE - Biology

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Biology
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Why are living organisms classified?

[0.01] The Living World
Chapter: [0.01] The Living World
Concept: What is ‘Living’?

What do we learn from identification of individuals and populations?

[0.01] The Living World
Chapter: [0.01] The Living World
Concept: What is ‘Living’?

How is a key helpful in the identification and classification of an organism?

[0.01] The Living World
Chapter: [0.01] The Living World
Concept: What is ‘Living’?

Plants are autotrophic. Can you think of some plants that are partially heterotrophic?

[0.03] Plant Kingdom
Chapter: [0.03] Plant Kingdom
Concept: Kingdom Plantae

Match the following (column I with column II)

  Column I   Column II
a Chlamydomonas 1 Moss
b Cycas 2 Pteridophyte
c Selaginella 3 Algae
d Sphagnum 4 Gymnosperm
[0.03] Plant Kingdom
Chapter: [0.03] Plant Kingdom
Concept: Kingdom Plantae

What are the difficulties that you would face in classification of animals, if common fundamental features are not taken into account?

[0.04] Animal Kingdom
Chapter: [0.04] Animal Kingdom
Concept: Kingdom Animalia

Match the following: 

a Operculum (i) Ctenophora
b Parapodia (ii) Mollusca
c Scales (iii) Porifera
d Comb plates (iv) Reptilia
e Radula (v) Annelida
f Hairs (vi) Cyclostomata and Chondrichthyes
g Choanocytes (vii) Mammalia
h Gill slits (viii) Osteichthyes
[0.04] Animal Kingdom
Chapter: [0.04] Animal Kingdom
Concept: Kingdom Animalia

Prepare a list of some animals that are found parasitic on human beings.

[0.04] Animal Kingdom
Chapter: [0.04] Animal Kingdom
Concept: Kingdom Animalia

What are respiratory substrates?

[14] Respiration in Plants
Chapter: [14] Respiration in Plants
Concept: Respiration in Plant

Name the most common respiratory substrate.

[14] Respiration in Plants
Chapter: [14] Respiration in Plants
Concept: Respiration in Plant

Differentiate between Respiration and Combustion

[14] Respiration in Plants
Chapter: [14] Respiration in Plants
Concept: Respiration in Plant

Why are the classification systems changing every now and then?

[0.01] The Living World
Chapter: [0.01] The Living World
Concept: Diversity in the Living World

What different criteria would you choose to classify people that you meet often?

[0.01] The Living World
Chapter: [0.01] The Living World
Concept: Diversity in the Living World

Given below is the scientific name of Mango. Identify the correctly written name.

Mangifera Indica

Mangifera indica

[0.01] The Living World
Chapter: [0.01] The Living World
Concept: Diversity in the Living World

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

[0.02] Biological Classification
Chapter: [0.02] Biological Classification
Concept: History of Classification

If you are given a specimen, what are the steps that you would follow to classify it (living organisms)?

[0.04] Animal Kingdom
Chapter: [0.04] Animal Kingdom
Concept: New Criteria for Basis of Classification

How useful is the study of the nature of body cavity and coelom in the classification of animals?

[0.04] Animal Kingdom
Chapter: [0.04] Animal Kingdom
Concept: New Criteria for Basis of Classification

Distinguish between intracellular and extracellular digestion?

[0.04] Animal Kingdom
Chapter: [0.04] Animal Kingdom
Concept: New Criteria for Basis of Classification

What is the difference between direct and indirect development?

[0.04] Animal Kingdom
Chapter: [0.04] Animal Kingdom
Concept: New Criteria for Basis of Classification

What are the reasons that you can think of for the arthropods to constitute the largest group of the animal kingdom?

[0.04] Animal Kingdom
Chapter: [0.04] Animal Kingdom
Concept: New Criteria for Basis of Classification
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