Evolution questions
780 published questions with worked solutions.
- Among the following sets of examples for divergent evolution, select the incorrect option.
- Documented microfossils have been found that are as old as
- Assertion: Analogous organs are a result of divergent evolution. Reason: The eyes of the octopus and of mammals depict divergent...
- Assertion: Louis Pasteur showed that in a flask open to air, new living organisms appeared in heat-killed yeast culture. Reason:...
- Assertion: Moths living in industrial areas became dark to match their body colour to the tree trunks. Reason: Smoke from...
- Assertion: Evolution is not a directed process in the sense of determinism. Reason: Evolution is a stochastic process based on...
- Assertion: The embryos of fish, salamander, tortoise, chick and man, at the same stage, resemble one another closely. Reason:...
- Assertion: Adaptive ability is inherited. Reason: Fitness is the end result of the ability to adapt and get selected by nature.
- Assertion: An evolutionary trend is the continuous change of a character within a lineage. Reason: A lineage is an evolutionary...
- Assertion: The Hardy-Weinberg principle explains how allele and genotype frequencies in a population behave over a number of...
- Assertion: Genetic drift refers to changes in allele frequency occurring by chance. Reason: Sampling errors often lead to the...
- Assertion: The Neanderthal man is an intermediate stage between Ramapithecus and Homo erectus. Reason: The Neanderthal man, with...
- Assertion: The chimpanzee is the closest relative of present-day humans. Reason: The banding pattern in some autosomes of man and...
- Statement 1: Species are groups of potentially interbreeding natural populations that are isolated from other such groups....
- Genetic drift operates in
- Life on earth originated in
- Populations evolve to maximise their reproductive fitness are also called
- At which of the following levels does natural selection operate? I. Species level II. Population level III. Individual level IV....
- Which of the following statements support the view that elaborate sexual reproductive processes appeared much later in organic...
- Disappearance of dinosaurs and a number of other organisms is called
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