Which of the following is the most important precondition for speciation to occur?
(a) Reproductive isolation
(b) A crash of the population size
(c) Adaptive radiation
(d) Random mating
The similarities between the eyes of an octopus and of a mammal are a result of:
1. Convergent evolution
2. Divergent evolution
3. Saltation
4. Retrograde evolution
Which of the following would lead to deviation from Hardy-Weinberg equilibrium?
1. Random mating
2. Lack of mutations
3. No gene flow or gene migration
4. Natural selection
The now extinct reptile group that evolved into mammals was:
1. Therapsids
2. Dinosaurs
3. Thecodants
4. Sauropsids
Identify the correct statement:
1. Dryopithecus was more man like than Ramapithecus
2. Homo Habilis probably did not eat meat
3. Homo Erectus had a cranial capacity of around 800 cc
4. Agriculture came around 18000 years ago
Most fossils are found in:
1. Granite
2. Sedimentary rocks
3. Lava flows
4. Black soil
Darwin believed that certain parts of the body get larger and more complex through the generations because they :
1. are used more extensively than other parts
2. contribute to greater reproductive success
3. are pre-determined to do so
4. are most similar to God's perfection
The wings of a bird and that of an insect are:
1. Analogous structures
2. Homologous structure
3. Vestigial structures
4. Useless structures
Genetic drift occurs when a few individuals of a species colonize an island. The particular phenomenon is known as:
(a) The bottleneck effect
(b) The founder effect
(c) Assortative mating
(d) Random mating