Q. No.“Organisms that share common descent show underlying embryological patterns on which they build later their adult patterns”. This is :
1. Haeckel’s law 2. Baer’s law 3. Gauss law 4. Allen’s rule
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Lichens are very sensitive to pollution. In England, after the onset of the industrial revolution, the lichens were adversely affected and the frequency of the dark-colored peppered moths increased because they were:
1. protected from carcinogens
2. protected from lichen poisons
3. more robust
4. protected from predation
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The control apparatus of the Urey and Miller experiment was devoid of :
1. a provision for evaporation
2. an arrangement for circulation
3. a source of energy
4. an arrangement for condensation
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In Darwinian terms “fitness” can best be described as:
1. ability of organism, relative to others in the population, to pass its genes to next generation
2. the number of mates the organism has during its life time
3. its lifespan
4. its physical vigor
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The first human like being, the hominid, was called:
1. Homo habilis
2. Homo erectus
3. Homo ergaster
4. Homo neanderthelensis
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The fossils of Homo erectus were discovered in _____ and it existed about ____ mya.
1. Tanzania; 2
2. Java; 1.5
3. Ethiopia; 1.5
4. Australia; 2
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Adenine was synthesized by Orgel, using the Miller apparatus, when he used the gas :
1. carbon dioxide
2. hydrogen cyanide
3. hydrogen sulfide
4. nitrogen
The ‘phrase’ that will best describe ‘Natural Selection’ will be:
1. differential success in reproduction
2. differential mortality
3. assortative mating
4. descent with modification
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In organic evolution what is it that actually evolves?
| 1. | individual | 2. | family |
| 3. | population | 4. | species |
The extinct reptilian lineage that evolved into dinosaurs and later on the birds is:
| 1. | Pelycosaurs | 2. | Synapsids |
| 3. | Tuataras | 4. | Thecodonts |
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