Which of the following factor will not affect Hardy-Weinberg equilibrium?
(1) Natural selection
(2) Genetic drift
(3) Genetic recombination
(4) Random mating
Proper burial of dead bodies for the first time started in which pre-historic man’s period?
1. Peking man
2. Java man
3. Neanderthal man
4. Cro-magnon man
Who made huts, used skin of animals and barks of trees as clothes and started burial ceremony for the first time?
1. Homohabilis
2. Java man
3. Neanderthal man
4. Cro-magnon man
In Australia, marsupials and placental mammals have evolved to share many similar characteristics. This type of evolution may be referred to as :
1. Adaptive Radiation
2. Divergent Evolution
3. Cyclical Evolution
4. Convergent Evolution
A population of a species invades a new area. Which of the following condition will lead to Adaptive Radiation?
1. | Area with a large number of habitats having very low food supply |
2. | Area with a single type of vacant habitat |
3. | Area with many types of vacant habitats |
4. | Area with many habitats occupied by a large number of species |
Which of the following statements is correct about the origin and evolution of men?
1. | Agriculture came around 50,000 years back. |
2. | The Dryopithecus and Ramapithecus primates existing 15 million years ago, walked like men. |
3. | Homo habilis probably ate meat. |
4. | Neanderthal men lived in Asia between 100000 and 40000 years back. |
The rate of appearance of new forms is linked with:
1. Mutation
2. Life span
3. Use and disuse
4. Genetic drift
Evolution by __‘a’__ in a true sense would have started
when cellular forms of life with differences in metabolic
capability originated on earth. Here ‘a’ is
1. Mutation
2. Natural selection
3. Genetic drift
4. Special creation
Which of the following will not show convergent evolution?
1. Eye of Octopus and mammal
2. Flippers of Penguins and Dolphins
3. Sweet potato and potato
4. Hearts of frog and rabbit
In the following figures, there are three skulls. Which statement is correct about these skulls?
1. A – Skull of a baby chimpanzee
B – Skull of a man
C – Skull of adult human
2. A – Skull of an adult chimpanzee
B – Skull of a baby chimpanzee
C – Skull of adult human
3. A – Skull of an adult chimpanzee
B – Skull of adult human
C – Skull of a baby chimpanzee
4. A – Skull of a baby chimpanzee
B – Skull of adult human
C – Skull of an adult chimpanzee