Solving the Biological Classification Multiple Choice Questions of Class 11 Biology Chapter 2 MCQ can be of extreme help as you will be aware of all the concepts. These MCQ Questions on Biological Classification Class 11 with answers pave for a quick revision of the Chapter thereby helping you to enhance subject knowledge. Have a glance at the MCQ of Chapter 2 Biology Class 11 and cross-check your answers during preparation.

I. Select the correct answer of the following questions:

Question 1.
Five kingdom classification was proposed by
(a) Linnaeus
(b) Whittaker
(c) Lamark
(d) Aristotle

Answer

Answer: (b) Whittaker

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Question 2.
The Term ‘Superparasite’ is; meant for
(a) Mycoplasma
(b) Animal parasites
(c) Viruses
(d) A parasite living on another parasite

Answer

Answer: (d) A parasite living on another parasite

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Question 3.
The biologist, who created the kingdom protista for the unicel-lular animals and plants, is
(a) Haeckel
(b) Pasteur
(c) Koch
(d) Lister

Answer

Answer: (a) Haeckel

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Question 4.
Organism having characters of both animals and plants is
(a) Bacterium
(b) Paramoecium
(c) Mycoplasma
(d) Euglena

Answer

Answer: (d) Euglena

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Question 5.
On the basis of nucleus, viruses should be included in
(a) Prokaryotes
(b) Eukaryotes
(c) Both (a) and (b)
(d) None of these

Answer

Answer: (d) None of these

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Question 6.
A unicellular organism often considered a connecting link between plants and animals, is
(a) Paramoecium
(b) Entamoeba
(c) Monocystics
(d) Euglena

Answer

Answer: (d) Euglena

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Question 7.
In Whittaker’s classification, the Unicellular organisms having various cell organelles constitute the kingdom
(a) Monera
(b) Protista
(c) Fungi
(d) Plantae

Answer

Answer: (b) Protista

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Question 8.
In five kingdom classification, the kindom that includes the blue green algae, nitrogen fixing bacteria and methanogenic archaebacteria is
(a) Plantae
(b) Fungi
(c) Protista
(d) Monero

Answer

Answer: (d) Monero

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Question 9.
Name the archaebacteria present in the guts of ruminant animals
(a) Methanogens
(b) Anabaena
(c) Nostoc
(d) Paramoecium

Answer

Answer: (a) Methanogens

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Question 10.
An organism without cell-wall and can survive without oxygen
(a) Gonyanlax
(b) Rhizopus
(c) Mycoplasma
(d) Sacharomyces

Answer

Answer: (c) Mycoplasma

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II. Fill in the blanks :

Question 1.
In Linnaeus’ time a …………. system of classification with ………….. and ………… kingdom was developed that included all plants and animals respectively.

Answer

Answer: Two kingdom, Plantae, Animalia

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Question 2.
R.H. Whittaker (1969) proposed a …………..

Answer

Answer: Five Kingdom Classification

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Question 3.
The kingdoms defined by him were named ………., ……….., ………. , ………… and …………..

Answer

Answer: Monera, Protista, Fungi, Plantae, Animalia

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Question 4.
………….. and …………. were placed together under algae.

Answer

Answer: Chlamydomonas, Spirogyra

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Question 5.
………….. differ from other bacteria in having a different cell wall strcuture and this feature is responsible for their survival in extreme conditions.

Answer

Answer: Archaebacteria

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Question 6.
………….. have chlorophyll a similar to green plants and are photosynthetic autotrophs.

Answer

Answer: Cyanobacteria

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Question 7.
…………… are the most abundant in nature.

Answer

Answer: Heterotrophic bacteria

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Question 8.
All single celled eukaryotes are placed under …………, but the boundaries of this kingdom are not well defined.

Answer

Answer: Protista

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Question 9.
………… are the chief ‘producers’ in the oceans.

Answer

Answer: Diatoms

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Question 10.
Slime moulds are …………. protists.

Answer

Answer: saprophytic

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III. Mark the Statements True (T) or False (F):

Question 1.
All protozoans are heterotrophs and live as predators or parasites.

Answer

Answer: True

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Question 2.
Most Fungi are heterotrophic and absorb soluble organic matter from dead substrates and hence are called saprophytes.

Answer

Answer: True

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Question 3.
Reproduction in fungi can take place by vegetative means frag-mentation, fission and budding.

Answer

Answer: True

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Question 4.
Fusion of protoplasms between two motile or non-motile gemetes is called karyogamy.

Answer

Answer: False

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Question 5.
Fusion of two nuclei is called plasmogamy

Answer

Answer: False

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Question 6.
Meiosis in zygote resulting in haploid spores.

Answer

Answer: True

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Question 7.
The my celium is aseptate and coenocytic.

Answer

Answer: True

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Question 8.
Some examples are Aspergillus, Claviceps and Neurospora, Neu- rospora is used extensively in biochemical and genetic work.

Answer

Answer: True

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Question 9.
Some examples are Alternaria, Colletotrichum and Trichoderma.

Answer

Answer: True

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Question 10.
Life cycle of plants has two distinct phases-the diploid sporo- phytic and haploid gametophytic

Answer

Answer: True

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IV. Match the column I with column II.

Column I	Column II
(a) Prokaryotic	1. Two kingdom
(b) Eukaryotic	2. Monera
(c) Linaeus’ time	3. Five Kingdom Classification
(d) R.H. Whittaker	4. Protista
(e) Heterotrophic bacteria	5. Storage of collected dried plant specimens.
(f) Many mycoplasma are	6. The ascomycetes are unicellular, e.g., yeast.
(g) Commonly known as sac- fungi,	7. They are helpful in making, curd from milk.
(h) Karyogamy and meiosis take place in	8. the basidium producing four basi ospores.
(i) The algal components is known as	9. phycobiont and fungal component as mycobiont.
(j) Members of Kingdom Fungi show a great	10. diversity in structures and habit at.

Answer

Column I	Column II
(a) Prokaryotic	2. Monera
(b) Eukaryotic	4. Protista
(c) Linaeus’ time	1. Two kingdom
(d) R.H. Whittaker	3. Five Kingdom Classification
(e) Heterotrophic bacteria	7. They are helpful in making, curd from milk.
(f) Many mycoplasma are	5. Storage of collected dried plant specimens.
(g) Commonly known as sac- fungi,	6. The ascomycetes are unicellular, e.g., yeast.
(h) Karyogamy and meiosis take place in	8. the basidium producing four basi ospores.
(i) The algal components is known as	9. phycobiont and fungal component as mycobiont.
(j) Members of Kingdom Fungi show a great	10. diversity in structures and habit at.

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