Molecular Basis of Inheritance

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Question

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Question 1 :

Which of the following cannot be explained by Lamarckism

1. Absence of lips in snakes
2. Long neck of giraffe
3. Degeneration of visual apparatus in cave dwellers
4. Dull progeny of Noble Laureate
Answer
6387

Question 2 :

Among the human ancestors the brain size was more that 1000 cc in

1. Homo erectus
2. Ramapithecus
3. Homo habilis
4. Homo neanderthalensis
Answer
6388

Question 3 :

Characteristics of primitive monkey which was in the direction of evolution of man is

1. Thumb parallel to fingers
2. 32 teeth
3. Prehensile tail
4. Rat nose
Answer
6389

Question 4 :

The first organisms were

1. Chemoautotrophs
2. Chemoheterotrophs
3. Autotrophs
4. Eucaryotes
Answer
6390

Question 5 :

Which is most important in speciation

1. Geographical isolation
2. Reproductive isolation
3. Ecological isolation
4. Ethological isolation
Answer
6391