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Q. No.The conditions of the earth atmosphere conducive for the origin of life were:
1. Presence of high temperature, \(CH_4,~NH_3,\) and \(O_3\)
2. High temperature, \(CH_4,~NH_3,\) volcanic eruption
3. High temperature, volcanic eruption, \(O_2,~NH_3,\)
4. Volcanic eruption, \(CH_4,~NH_3,\) and \(O_3\)
Subtopic: Definition & Types of Evolution | Cosmic Evolution | A BRIEF ACCOUNT OF EVOLUTION |
76%
From NCERT
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At which stage during evolution did human use hides to to protect their bodies and buried their dead?
1. Homo habilis
2. Neanderthal man
3. Java man
4. Homo erectus
1. Homo habilis
2. Neanderthal man
3. Java man
4. Homo erectus
Subtopic: Evolution of Homo Sapiens | Evolution Prior to Ape Man |
88%
From NCERT
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The hypothesis that "Life originated from pre- existing non-living organic molecules was proposed by
1. Oparin and Haldane
2. Louis Pasteur
3. S.L. Miller
4. Hugo de Vries
1. Oparin and Haldane
2. Louis Pasteur
3. S.L. Miller
4. Hugo de Vries
Subtopic: Examples of Chemical Evolution |
68%
From NCERT
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The first cellular form of life evolved
1. in air
2. on land
3. in water environment
4. in deep soil
1. in air
2. on land
3. in water environment
4. in deep soil
Subtopic: Examples of Chemical Evolution |
90%
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Louis Pasteur demonstrated that
1. early life came from outer space
2. non-living molecules chemicals produced living molecules
3. life comes from pre-existing life
4. life originated spontaneously
1. early life came from outer space
2. non-living molecules chemicals produced living molecules
3. life comes from pre-existing life
4. life originated spontaneously
Subtopic: Origin of Life |
83%
From NCERT
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Arrange the following stages of human evolution according to their arrival [First to last].
A: Homo habilis,
B: Neanderthal,
C: Homo erectus,
D: Homo sapiens
1. A-B-C-D
2. A-C-B-D
3. B-C-D-A
4. A-C-D-B
A: Homo habilis,
B: Neanderthal,
C: Homo erectus,
D: Homo sapiens
1. A-B-C-D
2. A-C-B-D
3. B-C-D-A
4. A-C-D-B
Subtopic: Evolution of Homo Sapiens |
85%
From NCERT
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Evolutionary convergence is the development of a:
1. common set of functions in groups of different ancestry.
2. dissimilar set of functions in closely related groups.
3. common set of structures in closely related groups.
4. dissimilar set of functions in unrelated groups.
1. common set of functions in groups of different ancestry.
2. dissimilar set of functions in closely related groups.
3. common set of structures in closely related groups.
4. dissimilar set of functions in unrelated groups.
Subtopic: Embryological Evidence of Evolution |
74%
From NCERT
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| Assertion (A): | Same structure developed along different directions due to adaptations to different needs is called divergent evolution. |
| Reason (R): | These structures are homologous. |
| 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: Palentological Evidences of Evolution |
From NCERT
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The theory of spontaneous generation states that.
1. Life arose from living form only.
2. Life can arise from both living and non-living.
3. Life can arise from non-living things only.
4. Life arises spontaneously, neither from the living and nor from non-living.
1. Life arose from living form only.
2. Life can arise from both living and non-living.
3. Life can arise from non-living things only.
4. Life arises spontaneously, neither from the living and nor from non-living.
Subtopic: Other Theories of Origin of Life |
68%
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\((p+q)^2=p^2+2 p q+q^2=1\) represents an equation used in
1. Population genetics.
2. Mendelian genetics.
3. Biometrics.
4. Molecular genetics.
Subtopic: Hardy Weinberg Law |
84%
From NCERT
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