NCERT CLASS 11 | TOPIC : KINGDOM CLASSIFICATION | QB-4 | NEET BIOLOGY ONLINE TEST

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NCERT CLASS 11 | TOPIC : KINGDOM CLASSIFICATION | QB-4 | NEET BIOLOGY ONLINE TEST

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It contains 34 important questions. Choose the most correct answer. Then check your answer. Try again if there are errors. Regards : kalvisolai.net

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1 ➤ 129. Assertion: Chemotaxonomy is classifying organisms at molecular level.

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Reason: Cytotaxonomy is classifying organisms at cellular level.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

2 ➤ 130. Assertion: Bacteria are prokaryotic.

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Reason: Bacteria do not possess true nucleus and membrane bound cell organelles.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

3 ➤ 131. Assertion: Bacteria are grouped under four categories based on their shapes.

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Reason: Cocci and Bacilli may form clusters or chain of a definite length.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

4 ➤ 132. Assertion: Mycoplasma can survive without oxygen.

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Reason: They have no cell wall.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

5 ➤ 133. Assertion: Bacterial cell wall are not like the plant cell.

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Reason: Bacterial cell wall is made up of cellulose.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

6 ➤ 134. Assertion: Bacteria do not always move with the help of flagella.

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Reason: Flagellated bacteria employs rotary motion of flagellum when it moves.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

7 ➤ 135. Assertion: Amoeba contains a contractile vacuole.

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Reason: It helps in both digestion and osmoregulation.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.D

8 ➤ 136. Assertion: Whittaker proposed a five kingdom classification.

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Reason: The main criteria were cell structure, body organization, mode of nutrition, reproduction and phylogenetic relationship.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

9 ➤ 137. Assertion: Paramecium is aquatic, actively moving organism.

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Reason: Paramecium contains two nucleus.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

10 ➤ 138. Assertion: Fresh water protozoan possess contractile vacuoles.

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Reason: The main function of the vacuole is contraction during digestion.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

11 ➤ 139. Assertion: Sexual reproduction in protozoan is not a frequent occurrence.

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Reason: Sexual reproduction has no significance.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

12 ➤ 140. Assertion: Bacteria are the most abundant micro-organism.

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Reason: Bacteria show most extensive metabolic diversity.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

13 ➤ 141. Assertion: Euglenoids have flexible body.

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Reason: Euglenoids are covered by protein rich layer called pellicle

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

14 ➤ 142. Assertion: Slime moulds are saprophytic protists.

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Reason: Slime moulds derive their nutrition mainly from decaying organic matter.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

15 ➤ 143. Assertion: Slime moulds are called protistan fungi.

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Reason: A Slime mould resembles both protozoa and true fungi.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

16 ➤ 144. Assertion: Cell walls of diatoms are indestructible.

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Reason: Cell walls of diatoms embedded with silica.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

17 ➤ 145. Assertion: Mycoplasma is pleomorphic (means can change their shape).

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Reason: Cell wall is absent in Mycoplasma.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

18 ➤ 146. Assertion: Euglenoids shows mixotrophic nutrition.

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Reason: Euglenoids are autotrophic in sunlight and heterotrophic in absence of sunlight.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

19 ➤ 147. Assertion: Neurospora is used extensively in genetic work.

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Reason: Neurospora belongs to Ascomycetes.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

20 ➤ 148. Assertion: Bladderwort and Venus fly trap are parasite

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Reason: Cuscuta is insectivorous plant.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

21 ➤ 149. Assertion: Lichens are very good pollution indicators.

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Reason: Lichens do not grow in polluted areas.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

22 ➤ 150. Assertion: Virus is obligate parasite

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Reason: Virus can’t multiply without host cell.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

23 ➤ 151. Assertion: Aristotle used simple morphological characters to classify plants into trees, shrubs and herbs.

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Reason: Aristotle divides animals in two groups on the basis of presence or absence of red blood.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

24 ➤ 152. Assertion: Fungi are no more considered as plant.

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Reason: Fungi posses heterotrophic nutrition and their cell wall consist of chitin mainly.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

25 ➤ 153. Assertion: Kingdom Protista brought together chlorella and paramecium, which in earlier classification were placed in different kingdom.

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Reason: Criteria for different classification are different in many aspects.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

26 ➤ 154. Assertion: Bacteria are the most abundant micro-organisms

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Reason: Bacteria only shows autotrophic mode of nutrition.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

27 ➤ 155. Assertion: Bacteria have simple structure.

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Reason: Bacteria show most extensive metabolic diversity.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

28 ➤ 156. Assertion: Archaebacteria is most resistant to adverse environmental conditions.

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Reason: Archaebacteria has complex cell wall structure.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

29 ➤ 157. Assertion: Methane is produced from the dung of ruminating animals.

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Reason: Methanogens present in gut of many ruminant animals.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

30 ➤ 158. Assertion: Chemosynthetic autotrophic bacteria are useful for ecosystem.

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Reason: They play great role in recycling nutrients like nitrogen, phosphorus, iron and sulphur. 2.16 Biological Classification

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

31 ➤ 159. Assertion: Bacteria reproduce mainly by binary fission.

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Reason: Under unfavourable condition they produce spores.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

32 ➤ 160. Assertion: All single called eukaryotes reproduce by asexual means only placed under kingdom Protista.

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Reason: Protistan cell contain well defined nucleus but not membrane bound cell organelles.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

33 ➤ 161. Assertion: Classification system has undergone several changes over a period of time.

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Reason: This is because the criteria for classification gradually get changed.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

34 ➤ 162. Assertion: Deuteromycetes are referred as imperfect fungi

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Reason: Sexual stage is not known in these fungi.

(a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion. (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion. (c) If the assertion is true but the reason is false. (d) If both the assertion and reason are false.

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