Biological Classification — DPP 2

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
Slipper animalcule is -
  1. A Entamoeba
  2. B Paramoecium
  3. C Giardia
  4. D Euglena
Show answer

Correct answer: B

2
Given below are two statements:
Statement-I : Mosses along with lichens are the first organisms to colonise rocks and hence are of great ecological importance.
Statement-II: Gammae are unicellular, asexual buds which develop in small receptacles called gemma cups located on the thalli.
In the light of the above statements, choose the most appropriate answer from the options given below:
  1. A Both Statement-I and II are correct.
  2. B Both Statement-I and II are incorrect.
  3. C Statement-I is correct but Statement-II is incorrect.
  4. D Statement-I is incorrect but Statement-II is correct.
Show answer

Correct answer: C

3
Which of the following character is common in both cyanobacteria and green plants ?
  1. A Cell wall composition
  2. B Presence of chlorophyll 'a'
  3. C Presence of heterocyst
  4. D Presence of 80 s ribosome
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Correct answer: B

4
Photosynthetic protists are :-
  1. A Euglenoids, Diatoms and Dinoflagellates.
  2. B Euglenoids and slime moulds.
  3. C Diatoms and zooflagellates.
  4. D Desmids and ciliates.
Show answer

Correct answer: A

5
Find the incorrect statements from the followings :-
  1. A Growth, reproduction and consciousness are unique features of living organisms.
  2. B Growth and reproduction are defining characteristics of living organisms.
  3. C Metabolism, cellular organisation and consciousness are defining characters of livings.
  4. D Living organisms are self replicating, evolving and self regulating.
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Correct answer: B

6
Which is not found in members of deuteromycetes ?
  1. A Asexual reproduction
  2. B Mode of nutrition
  3. C Structure of mycelium
  4. D Sexual reproduction
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Correct answer: D

7
Identify the given organism
Biological Classification – NEET-1891
  1. A TMV
  2. B Mucor
  3. C Diatoms
  4. D Puccinia
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Correct answer: A

8
The diatomaceous earth is used to insulate boilers and steam pipes because:-
  1. A The wall of diatoms is deposited with calcium.
  2. B The diatomaceous earth is cheap.
  3. C It is a good conductor of heat.
  4. D The wall of diatoms is made of silica.
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Correct answer: D

9
Consider the following four statements (a-d) and select the option which includes all the correct ones :-
(a) Unicellular member Spirulina can produce large quantities of food rich in proteins, minerals and vitamins.
(b) Diatoms are the chief producers of ocean.
(c) Slime moulds are saprophytic protists.
(d) Spores of moulds are devoid of cell wall.
  1. A b, c and d
  2. B a, b
  3. C b, c
  4. D a, b and c
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Correct answer: D

10
Enzymes are not found in-
  1. A Fungi
  2. B Algae
  3. C Virus
  4. D Cyanobacteria
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Correct answer: C

11
Eubacteria include -
  1. A Bacteria and Archaebacteria.
  2. B Cyano bacteria + Archaebacteria.
  3. C Bacteria and Blue green algae.
  4. D Bacteria + Eukaryote
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Correct answer: C

12
The group "Plantae" proposed by Whittaker includes:-
  1. A Pteridophytes
  2. B Gymnosperms
  3. C Angiosperms
  4. D All the above
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Correct answer: D

13
Fungus prefers to grow in :-
  1. A Warm and humid places
  2. B Cold and humid places
  3. C Warm and cold both
  4. D Warm, cold and humid places
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Correct answer: A

14
Toxins (Saxitoxins) secreted by some dinoflagellates enter the body of human beings through food chain and result in :-
  1. A Madness
  2. B Paralysis
  3. C Syphilis
  4. D Plague
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Correct answer: B

15
The sac fungi belongs to :-
  1. A Ascomycetes
  2. B Basidiomycetes
  3. C Phycomycetes
  4. D Deuteromycetes
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Correct answer: A

16
Bacteriophages are generally :-
  1. A ss DNA virus
  2. B ds DNA virus
  3. C ss RNA virus
  4. D ds RNA virus
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Correct answer: B

17
Dinoflagellates have :-
  1. A A single flagellum in the transverse groove between the cell plates.
  2. B A single flagellum in the longitudinal groove between the cell plates.
  3. C Two flagella one lies longitudinally and the other transversely in a furrow between the wall plates.
  4. D No flagella.
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Correct answer: C

18
Identify the given figure :-
Biological Classification – NEET-1889
  1. A Paramecium
  2. B Gonyaulax
  3. C Nostoc
  4. D Rhizopus
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Correct answer: C

19
How many of the organisms present below are the members of the kingdom plantae according to two kingdom system of classification?
Chara, Ficus, Triticum, Mangifera, Homo sapiens, E. Coli, Salmonella
  1. A 5
  2. B 7
  3. C 3
  4. D 6
Show answer & explanation

Correct answer: D

Only Homo sapiens do not have cell wall, rest others have the cell wall.
20
Assertion : Spores of slime moulds are dispersed by air currents.
Reason : Spores of slime moulds are formed during unfavourable conditions.
  1. A Both (A) and (R) are true and (R) is the correct explanation of (A).
  2. B (A) is true but (R) is false.
  3. C Both (A) and (R) are true but (R) is not correct explanation of (A).
  4. D Both (A) and (R) are false.
Show answer

Correct answer: A

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