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Q. No.Which of the following is direct ancestor of Homo sapiens?
1. Homo erectus
2. Homo sapiens neanderthalensis
3. Ramapithecus
4. Australopithecus
Subtopic: Classification of Primates | Evolution Prior to Ape Man |
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The fundamental components of early atmosphere were most likely
1. \(NH_3, CH_4, H_2~ \text {and} ~H_2O\)
2. \(H_2, O_2, CH_4~ \text {and} ~H_2O\)
3. \(CH_4,O_3, N_2~ \text {and} ~H_2O\)
4. \(H_2O, CH_4~ \text {and} ~NH_3 \) only
1. \(NH_3, CH_4, H_2~ \text {and} ~H_2O\)
2. \(H_2, O_2, CH_4~ \text {and} ~H_2O\)
3. \(CH_4,O_3, N_2~ \text {and} ~H_2O\)
4. \(H_2O, CH_4~ \text {and} ~NH_3 \) only
Subtopic: Examples of Chemical Evolution | Urey & Miller Experiment |
83%
From NCERT
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In Stanley Miller's classic experiment, which of the following was not formed in the initial run?
1. Alanine
2. Glycine
3. Aspartate
4. Glutamine
1. Alanine
2. Glycine
3. Aspartate
4. Glutamine
Subtopic: Urey & Miller Experiment |
69%
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Select the option that represents homology
1. Wing of butterfly and wing of bat
2. Sting of scorpion and sting of honey bee
3. Tendrils of Lathyrus and tendril of cucurbits
4. Blood proteins of man and ape
1. Wing of butterfly and wing of bat
2. Sting of scorpion and sting of honey bee
3. Tendrils of Lathyrus and tendril of cucurbits
4. Blood proteins of man and ape
Subtopic: Concept of Organic Evolution: Evidence |
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In a population that is in Hardy-Weinberg equilibrium, 49% of the individuals are recessive homozygotes for a certain trait. In a population of 14500, calculate the number of homozygous dominant individuals and heterozygous individuals
Choose the correct option
1. 6090, 7105
2. 1305, 6090
3. 7105, 1305
4. 7395, 6090
Choose the correct option
1. 6090, 7105
2. 1305, 6090
3. 7105, 1305
4. 7395, 6090
Subtopic: Hardy Weinberg Law |
56%
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Subtopic: Palentological Evidences of Evolution |
58%
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The change in the frequency of alleles in a small isolated population by chance, is known as
1. Gene flow
2. Gene migration
3. Genetic drift
4. Saltation
1. Gene flow
2. Gene migration
3. Genetic drift
4. Saltation
Subtopic: Hardy Weinberg Law |
87%
From NCERT
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Choose the incorrect statement w.r.t. evolution
1. Modern man (Homo sapiens) arose around 75,000-10,000 years ago in North America
2. Along with the increase in cranial capacity, parallel evolution of human brain and language occurred
3. First eukaryotic cellular forms of life appeared on earth about 2000 million years ago
4. Biggest land reptiles disappeared 65mya from earth
1. Modern man (Homo sapiens) arose around 75,000-10,000 years ago in North America
2. Along with the increase in cranial capacity, parallel evolution of human brain and language occurred
3. First eukaryotic cellular forms of life appeared on earth about 2000 million years ago
4. Biggest land reptiles disappeared 65mya from earth
Subtopic: Evolution of Homo Sapiens |
66%
From NCERT
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Fossils of which hominid suggest that they buried their dead with flowers and tools?
1. Handy man
2. Erect man
3. Co-Magnon man
4. Neanderthal man
1. Handy man
2. Erect man
3. Co-Magnon man
4. Neanderthal man
Subtopic: Evolution of Homo Sapiens |
87%
From NCERT
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"Industrial melanism" is an example of
1. Saltation
2. Founder's effect
3. Lamarckism
4. Natural selection
1. Saltation
2. Founder's effect
3. Lamarckism
4. Natural selection
Subtopic: Concept of Organic Evolution: Evidence |
84%
From NCERT
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