Biological Classification — DPP 16

20 NEET questions from Biological Classification, with answers and explanations. Attempt it as a timed test to get scoring, accuracy breakdown and mistake tracking.

Attempt this test free 20 questions · 30 minutes · +80 marks
1
Kingdom Monera comprises the :-
  1. A Plants of economic importance
  2. B All the plants studied in botany
  3. C Prokaryotic organisms
  4. D Plants of Thallophyta group
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Correct answer: C

2
Identify $\mathrm { A } , \mathrm { B } , \mathrm { C }$ & $\mathrm { A }$ from the given diagram:-
Biological Classification – NEET-1615 Biological Classification – NEET-1615

  1. A A - Pili, B - Cell wall, C - Cell wall, D - Cell membrane
  2. B A - Flagellum, B - Mucilagenous sheath, C - Cell membrance, D - DNA
  3. C A - Flagellum, B - Slime layer, C - DNA, D - RNA
  4. D A - Pili, B - Cell membrane, C - RNA, D - Nuclear membrance
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Correct answer: B

3
Aspergillosis is caused by :-
  1. A Virus
  2. B Bacteria
  3. C Fungi
  4. D Mycoplasma
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Correct answer: C

4
Assertion: The cell wall of diatoms are indestructible.
Reason: The cell walls of diatoms are embedded with silica.
  1. A Both Assertion & Reason are True & the Reason is a correct explanation of the Assertion.
  2. B Both Assertion & Reason are True but Reason is not a correct explanation of the Assertion.
  3. C Assertion is True but the Reason is False.
  4. D Both Assertion & Reason are False.
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Correct answer: A

5
Consider the following statements: -
(i) Bacteria have rigid cell wall made up of cellulose
(ii) Bacteria reproduce by sexual reproduction.
(iii) Ammonia is oxidised to nitrite by the bacteria Nitrosomonas.
(iv) Viruses are obligate parasites, cannot be living without host cell. Which of the above statements are correct and incorrect?
  1. A i, ii correct and iii, iv incorrect
  2. B ii, iii correct and i, iv incorrect
  3. C iii, iv correct and i, ii incorrect
  4. D iv correct and i, ii, iii, incorrect
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Correct answer: C

6
Which one of the following prokaryotes lack cell wall?
  1. A Virus
  2. B Cyanobacteria
  3. C Mycoplasma
  4. D Protozoa
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Correct answer: C

7
Match of the following columns correctly: -
Biological Classification – NEET-1609
  1. A i-b, ii-a, iii-d, iv-c
  2. B i-b, ii-c, iii-d, iv-a
  3. C i-d, ii-c, iii-b, iv-a
  4. D i-d, ii-b, iii-c, iv-a
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Correct answer: B

8
Assertion : Viruses are not truly living organism.
Reason : Viruses are acellular organisms and do not show metabolism and consciousness.
  1. A Both assertion and reason are true and reason is not the correct explanation of assertion.
  2. B Both assertion and reason are true and reason is the correct explanation of assertion.
  3. C Assertion is true but reason is false.
  4. D Both assertion and reason are false.
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Correct answer: B

9
Phycomycetes produces "Which of following option
  1. A Aplanospores, Zoospatiessäygospores
  2. B Oospores, Zygospores, Ascospores
  3. C Ascospores, Basidiospores, Oospores
  4. D Aplanospores, Zoospores, Basidiospores
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Correct answer: A

10
Dinoflagellates are mostly :-
  1. A Marine
  2. B Fresh water
  3. C Terrestrial
  4. D Saprophytes
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Correct answer: A

11
Which of the following organisms is/are correctly assigned its/their taxonomic group?
  1. A Paramoecium and Plasmodium belong to the same kingdom as that of Penicillium.
  2. B Lichen is a composite organism formed from the symbiotic association of an alga and a protozoan.
  3. C Yeast used in making bread and beer is a fungus.
  4. D Nostoc and Anabaena are examples of protista.
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Correct answer: C

12
Diatoms have left behind large amount of cell wall deposits in their habitat. This accumulation is referred to as?
  1. A Coral reef
  2. B Paramylum
  3. C Diatomite or Keiselgurh
  4. D Plasmodium
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Correct answer: C

13
Which of following option is true for below diagram?
Biological Classification – NEET-1792
  1. A It is free living, found in fresh and stagnant water.
  2. B Example of unicellular organism.
  3. C Presence of two flagella, one eye spot and contractile vacuole.
  4. D All the above
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Correct answer: D

14
In fungi, vegetative reproduction takes place by:-
  1. A Fragmentation
  2. B Conidia
  3. C Zygospore
  4. D Oospore
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Correct answer: A

15
What is common about Trypanosoma, Noctiluca, Monocystis and Giardia ?
  1. A These are all parasites.
  2. B These are all unicellular protists.
  3. C They have flagella.
  4. D They produce spores.
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Correct answer: B

16
In ascomycetes and basidiomycetes, the dikaryotic cell is :-
  1. A Haploid
  2. B Diploid
  3. C Triploid
  4. D Polyploid
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Correct answer: A

17
Nostoc can fix atmospheric nitrogen in specialised cell, called :-
  1. A Chromatophore
  2. B Zoospore
  3. C Heterocyst
  4. D Oospore
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Correct answer: C

18
Among the following which is false statement.
  1. A Diatoms are the chief producers of the ocean.
  2. B Euglena have chlorophylls a and b like that of higher plants.
  3. C Colletotrichum causes disease Mad cow disease.
  4. D Deuteromycetes help in mineral recycling.
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Correct answer: C

19
Organisms which obtain energy by the oxidation of reduced inorganic compounds are called
  1. A Photo autotrophs
  2. B Chemo autotrophs
  3. C Saprozoic
  4. D Coproheterotrophs
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Correct answer: B

20
Which of the following are not considered in five kingdom system of classification ?
  1. A Lichen
  2. B Virus
  3. C Viroid
  4. D All the above
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Correct answer: D

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