Biological Classification — DPP 4

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
Assertion : Yeasts such as Saccharomyces cerevisiae are used in baking industry.
Reason : Carbon dioxide produced during fermentation causes bread dough to rise by thermal expansion.
  1. A If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
  2. B If both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
  3. C If Assertion is true but Reason is false.
  4. D If both Assertion and Reason are false.
Show answer

Correct answer: C

2
Read the following statement, how many are not incorrect for Euglenoids?
(A) Are usually found in running fresh water
(B) Have pellicle which makes their flagella flexible
(C) Have pigments identical to higher plants
(D) Cannot behave like predator
(E) Do not have nuclear membrane
(F) Well defined nucleus
  1. A Two
  2. B Three
  3. C All are correct
  4. D Four BBC628
Show answer

Correct answer: A

3
The cyanobacteria are also referred to as?
  1. A Slime moulds
  2. B Blue green algae
  3. C Decomposer protist
  4. D Cell wall less prokaryote
Show answer

Correct answer: B

4
Read the following statements.
(A) Lichens do not grow in polluted areas.
(B) Prions are made of proteins only
(C) Viruses are inert outside their specific host cell.
(D) Mumps, small pox and influenza disease are caused by bacteria.
Which statements are correct.
  1. A A and B
  2. B A and C
  3. C A, B and C
  4. D A, B, C and D BBC629
Show answer

Correct answer: C

5
Archaebacteria do not show :-
  1. A Peptidoglycan in cell wall.
  2. B Introns in DNA
  3. C Branched chain lipids in cell membrane.
  4. D Ribosomal protein with high acidic nature.
Show answer

Correct answer: A

6
Protists include :-
  1. A Unicellular Eukaryotes
  2. B Prokaryotes
  3. C Multicellular eukaryotes
  4. D Multicellular prokaryotes
Show answer

Correct answer: A

7
Taxonomically the most controversial group is-
  1. A Dinoflagellates
  2. B Diatoms
  3. C Euglenoids
  4. D Prokryote
Show answer

Correct answer: C

8
In fungi life cycle sequence in case of Ascomycetes.
Biological Classification – NEET-1881
  1. A Dikaryophase
  2. B Ascophase
  3. C Mitosis
  4. D Fungophase
Show answer

Correct answer: A

9
"Golden Algae" is the common name of Algae belonging to :-
  1. A Chrysophyta
  2. B Pyrrophyta
  3. C Euglenophyta
  4. D Cyanophyta
Show answer

Correct answer: A

10
First plant classification was given by :-
  1. A Linnaeus
  2. B John-Ray
  3. C Aristotle
  4. D Darwin
Show answer

Correct answer: C

11
Find the correct from the followings.
  1. A T.O. Diener discovered a new infectious agent, smaller than virus and named them as prions.
  2. B Viroids lack the protein coat and made of only free RNA.
  3. C The RNA of viroids is of high molecular weight.
  4. D Lichens are very good pollution indicators as they grow only in polluted areas.
Show answer

Correct answer: B

12
The chief characteristic of class ascomycetes is:
  1. A Formation of spores
  2. B Hyphae
  3. C Formation of ascospores
  4. D Formation of zoospores
Show answer

Correct answer: C

13
If by radiation all nitrogenase enzyme are inactivated, then there will be no :-
  1. A Conversion from ammonium to nitrate in soil
  2. B Fixation of nitrogen in legumes
  3. C Fixation of atmospheric nitrogen
  4. D Conversion from nitrate to nitrite in legumes
Show answer

Correct answer: B

14
Match the Description in Column A with Diagrams in Column B ?
Biological Classification – NEET-1616 Choose the correct answer from the options given below:
  1. A (a) - (ii), (b) - (iv), (c) - (iii), (d) - (i)
  2. B (a) - (iv), (b) - (iii), (c) - (i), (d) - (ii)
  3. C (a) - (iii), (b) - (ii), (c) - (iv), (d) - (i)
  4. D (a) - (i), (b) - (ii), (c) - (iii), (d) - (iv)
Show answer

Correct answer: D

15
Choose the incorrect statement from the following:
  1. A Dinoflagellates have stiff cellulosic plates on the outer surface.
  2. B Euglenoids have two flagella one lies longitudinally and the other transversely.
  3. C Slime mould's spores are dispersed by air current.
  4. D In diatoms the cell wall forms two thin overlapping shells.
Show answer

Correct answer: B

16
Match the column-A and Column-B and select the correct option ?
Biological Classification – NEET-1542
  1. A I - c, II - b, III - a, IV - d
  2. B I - a, II - b, III - c, IV - d
  3. C I - c, II - d, III - a, IV - b
  4. D I - a, II - c, III - d, IV - b
Show answer

Correct answer: C

17
Protists which are diploid reproduce sexually by the process of :-
  1. A Zygotic meiosis
  2. B Cyst formation
  3. C Binary fission
  4. D Gametic meiosis
Show answer

Correct answer: D

18
Which of the following is not a sexual spore
(a) Sporangiospore
(b) Ascospore
(c) Basidiospore
(d) Oospore
(e) Zygospore
  1. A (a), (b) and (c)
  2. B only (a)
  3. C (b), (c) and (d)
  4. D (d) and (e)
Show answer

Correct answer: B

19
Volutin granules in bacteria are chemically :
  1. A Butyric acid granules
  2. B Fatty acid granules
  3. C Protein granules
  4. D Phosphate granules
Show answer

Correct answer: D

20
Which structure of prokaryotes is analogous to lysosome?
  1. A Mesosome
  2. B Genophore
  3. C Periplasmic space
  4. D Perinuclear space
Show answer

Correct answer: C

Attempt this as a timed test

Reading answers is not the same as sitting the paper. Attempt it timed and you get your score, per-question timing, and the mistakes tracked for revision.

Start free

More Biological Classification tests

Biological Classification — DPP 1 20 Q Biological Classification — DPP 2 20 Q Biological Classification — DPP 3 20 Q Biological Classification — DPP 5 20 Q Biological Classification — DPP 6 20 Q Biological Classification — DPP 7 20 Q
All Biological Classification questions & tests →