Assertion (A): Properties of cellular organelles are not present in the molecular constituents of the organelle.
Reason (R): Properties of tissues are present in the constituent cells.
Choices for Assertions and reasons:
1. Both (A) and (R) are True and (R) is the correct explanation of (A).
2. Both (A) and (R) are True but (R) is not the correct explanation of (A).
3. (A) is True but (R) is False.
4. (A) is False but (R) is True.

Subtopic:  Diversity in the Living World |
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Which of the following is an incorrect statement?

1. All organisms are aware of their surroundings
2. Biological concept of species is applicable to all existing organisms
3. Cellular organisation of the body is defining feature of life forms
4. Solanum and Brassica are polytypic genera
Subtopic:  Taxonomy 2: Classification up to Genus |
From NCERT
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Which of the following is incorrect with respect to taxonomic categories?

1. Among seven obligate categories, only four categories were contributed by Linnaeus
2. Polymoniales has correlated families like Convolvulaceae and Solanaceae
3. Family represents the group of closely related genera
4. Sub species or variety can be treated as lowest unit of classification
Subtopic:  Taxonomy 2: Classification up to Genus |
From NCERT
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"Canis sp." means:
1. an unspecified species of the genus Canis
2. two or more species of the genus Canis
3. an unspecified sub-species of the genus Canis
4. two or more sub-species of the genus Canis

Subtopic:  Taxonomy 2: Classification up to Genus |
 53%
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Which of the following characters, are defining features
of all living organisms?

(A) Growth from inside
(B) Sexual reproduction
(C) Metabolism
(D) Response to stimuli
(E) Cellular organisation

1. Only (C), (D) and (E)
2. Only (A) and (B)
3. Only (B), (C) and (D)
4. All except (B) 

Subtopic:  Diversity in the Living World |
 58%
From NCERT
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Consider the given two statements:

I: Higher the taxonomic category, greater is the difficulty of determining the relationship to other taxa at the same level.
II: All living organisms are linked to one another by sharing of the common genetic material, but to varying degrees.

 
1. Both I and II are correct and II explains I
2. Both I and II are correct but II does not explain I
3. I is correct but II is incorrect
4. I is incorrect but II is correct

Subtopic:  Taxonomic Categories |
 60%
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Consider the given two statements:

I.  Living state and metabolism are synonymous.
II. Cellular organization with metabolism is the defining feature of life.

1. Both I and II are correct and II explains I
2. Both I and II are correct but II does not explain I
3. I is correct but II is incorrect
4. I is incorrect but II is correct

Subtopic:  Diversity in the Living World |
From NCERT
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Which of the following organisms are multiplied by fragmentation? 
(i) Filamentons fungi 
(ii) All algae 
(iii) Protonema of mosses 
1.  (i) and (ii)
2.  (i), (ii) and (iii) 
3.  (ii) and (iii) 
4.  (i) and (iii) 
Subtopic:  Diversity in the Living World |
From NCERT
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Given below are two statements 
Statement I: All organisms, from prokaryotes to the most complex eukaryotes can sense to environmental cues 
Statement II: Order and other higher taxonomic categories are not identified based on the aggregates of characters. It is the assemblage of genera which exhibit few similar characters. 
In light of the above statements, choose the most appropriate answer from the options given below 
1. Both Statement I and Statement II are correct 
2. Both Statement I and Statement II are incorrect 
3. Statement I is correct but Statement II is incorrect 
4. Statement I is incorrect but Statement II is correct 
Subtopic:  Taxonomy 2: Classification up to Genus |
 56%
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Consider the given two statements:
Statement I: Taxa can indicate categories at very different levels.
Statement II: Taxonomic groups/categories are not distinct biological entities but are merely morphological aggregates.
 
1. Statement I is correct and Statement II is also correct
2. Statement I is incorrect and Statement II is correct
3. Statement I is incorrect and Statement II is also incorrect
4. Statement I is correct and Statement II is incorrect
Subtopic:  Taxonomy 1: Nomenclature | Taxonomy 2: Classification up to Genus | Taxonomy 3: From Family to Classification of Some Organisms |
 53%
From NCERT
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