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Biological Classification Class 11 MCQs Questions with Answers
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
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
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
Question 4.
Organism having characters of both animals and plants is
(a) Bacterium
(b) Paramoecium
(c) Mycoplasma
(d) Euglena
Answer
Answer: (d) Euglena
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
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
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
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
Question 9.
Name the archaebacteria present in the guts of ruminant animals
(a) Methanogens
(b) Anabaena
(c) Nostoc
(d) Paramoecium
Answer
Answer: (a) Methanogens
Question 10.
An organism without cell-wall and can survive without oxygen
(a) Gonyanlax
(b) Rhizopus
(c) Mycoplasma
(d) Sacharomyces
Answer
Answer: (c) Mycoplasma
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
Question 2.
R.H. Whittaker (1969) proposed a …………..
Answer
Answer: Five Kingdom Classification
Question 3.
The kingdoms defined by him were named ………., ……….., ………. , ………… and …………..
Answer
Answer: Monera, Protista, Fungi, Plantae, Animalia
Question 4.
………….. and …………. were placed together under algae.
Answer
Answer: Chlamydomonas, Spirogyra
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
Question 6.
………….. have chlorophyll a similar to green plants and are photosynthetic autotrophs.
Answer
Answer: Cyanobacteria
Question 7.
…………… are the most abundant in nature.
Answer
Answer: Heterotrophic bacteria
Question 8.
All single celled eukaryotes are placed under …………, but the boundaries of this kingdom are not well defined.
Answer
Answer: Protista
Question 9.
………… are the chief ‘producers’ in the oceans.
Answer
Answer: Diatoms
Question 10.
Slime moulds are …………. protists.
Answer
Answer: saprophytic
III. Mark the Statements True (T) or False (F):
Question 1.
All protozoans are heterotrophs and live as predators or parasites.
Answer
Answer: True
Question 2.
Most Fungi are heterotrophic and absorb soluble organic matter from dead substrates and hence are called saprophytes.
Answer
Answer: True
Question 3.
Reproduction in fungi can take place by vegetative means frag-mentation, fission and budding.
Answer
Answer: True
Question 4.
Fusion of protoplasms between two motile or non-motile gemetes is called karyogamy.
Answer
Answer: False
Question 5.
Fusion of two nuclei is called plasmogamy
Answer
Answer: False
Question 6.
Meiosis in zygote resulting in haploid spores.
Answer
Answer: True
Question 7.
The my celium is aseptate and coenocytic.
Answer
Answer: True
Question 8.
Some examples are Aspergillus, Claviceps and Neurospora, Neu- rospora is used extensively in biochemical and genetic work.
Answer
Answer: True
Question 9.
Some examples are Alternaria, Colletotrichum and Trichoderma.
Answer
Answer: True
Question 10.
Life cycle of plants has two distinct phases-the diploid sporo- phytic and haploid gametophytic
Answer
Answer: True
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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