Which of the following features can be said to be a true defining feature of living beings without any exception?

(1) They can digest their food

(2) All of them can reproduce

(3) They can regenerate

(4) They can respond to external stimuli

Subtopic:  Metabolism and Consciousness as Criterion for Being Living (OLD NCERT) |
 84%
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Select the correct sequence for Homo erectus.

1. erectus → Homo → Primata → Chordata → Animalia

2. Homo → erectus → Primata → Animalia → Chordata

3. Homo → erectus → Primata → Chordata → Animalia

4. erectus → Homo → Animalia → Primata → Chordata

Subtopic:  Taxonomy 3: From Family to Classification of Some Organisms |
 56%
From NCERT
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Which of the following is the correct scientific name of wheat derived by binominal nomenclature?

(1) Triticum Vulgare

(2) Triticum aestivum

(3) Oryza sativa

(4) Zea mays

Subtopic:  Taxonomy 1: Nomenclature |
 91%
From NCERT
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Taxonomic hierarchy refers to

(1) step-wise arrangement of all categories for classification of plants and animals

(2) a group of senior taxonomists, who decide the nomenclature of plants and animals

(3) a list of botanists or zoologists, who have worked on taxonomy of a species or group

(4) classification of a species based on fossil record

Subtopic:  Taxonomy 2: Classification up to Genus |
 90%
From NCERT
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Find out the wrong statement -
a. Increase in mass and increase in number of individuals are twin characteristics of growth.
b. Growth, reproduction and ability to respond are the only unique features of living organisms.
c. a and b both
d. Metabolism, ability to self-replicate and self-organise are the unique features of living organisms.

Subtopic:  Introduction & Growth as Criterion for Being Living (OLD NCERT) | Reproduction as Criterion for Being Living (OLD NCERT) |
 64%
From NCERT
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In------------- of higher animals and plants-------- and ------- are mutually------ events.
a. All, cell division, replacement, dependent
b. Majority , growth, reproduction, exclusive
c. All, growth, cell division, dependent
d. Majority ,cell division, replacement, exclusive

Subtopic:  Introduction & Growth as Criterion for Being Living (OLD NCERT) |
 83%
From NCERT
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What is correct with respect to Growth?
a. Increase in body mass is not a criterion for growth.
b. Increase in body mass is not observed in non-living things.
c. Increase in mass from inside is the basis of growth in living beings.
d. Growth is considered as defining property of living beings.

Subtopic:  Introduction & Growth as Criterion for Being Living (OLD NCERT) |
 74%
From NCERT
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Growth is not considered as a defining property of living beings because
a. It is difficult to observe or measure.
b. Not a single criterion for the measurement of growth.
c. Also observed in non-living
d. Cannot be tracked as growth is from inside

Subtopic:  Introduction & Growth as Criterion for Being Living (OLD NCERT) |
 85%
From NCERT
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Growth is a characteristic of----------.
a. Living systems
b. Living organisms
c. Non-living
d. Both b and c

Subtopic:  Introduction & Growth as Criterion for Being Living (OLD NCERT) |
 83%
From NCERT
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How many of the following will show the growth or increase in mass?
Mountain, Boulders, sand mound, Dead organism, plants.
a. 3
b. 4
c. 1
d. 2

Subtopic:  Introduction & Growth as Criterion for Being Living (OLD NCERT) |
 73%
From NCERT
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