MEDIUM
Earn 100

What does Neo-Darwinism emphasise as the driving force of evolution?

50% studentsanswered this correctly

Important Questions on Evolution

MEDIUM
During evolution _____ evolved into first amphibians.
MEDIUM

Correct and rewrite the statements by changing the biological term that is underlined in the statement:

The theory of Inheritance of acquired characters was proposed by Watson and Crick.

MEDIUM
According to reproduction and evolution, would it be fair to state that different kinds of cells have the same origin?
MEDIUM
According to August Weismann's germ plasm theory, which part of an organism carries hereditary information?
MEDIUM
Penicillin drug was used for most bacterial infections. But it is not so effective nowadays. What are the possible reasons?
HARD

With the help of an algebraic equation, how did Hardy-Weinberg explain that in a given population, the frequency of occurrence of alleles of a gene remains the same?

HARD

While creation and presence of variation is direction less, natural selection is directional as it is in the context of adaptation. Comment.

MEDIUM
Identify the incorrect statement among the following
1) Fore limbs in mammals such as bat, chetha, whale and man is an example of adaptive divergence
2) Malthus stated that the population does not grow exponentially because of limited resourses
3) Hugo de Vries stated that evolution is a directional process
4) Organism with shorter life span evolve faster than the organism with longer life span
MEDIUM
How did Darwin's view on evolution differs from that of de Vries?
MEDIUM
According to de Vries, what is saltation?
EASY
Hugo de Vries gave the mutation theory. Name the plant he worked on.
HARD
State evidences in favour of Lamarckism.
MEDIUM
DDT was known to be a highly effective insecticide in the past. Why did it not wipe out all the mosquito population?
MEDIUM
What did Hugo de Vries propose as the primary cause of evolution?
MEDIUM
According to de-Vries what is saltation?
MEDIUM

Have you heard of the modern synthetic theory of evolution? What are the drawbacks of mutation theory that could lead to the formation of a new theory?

MEDIUM
What is the significance of lightning in the Miller - Urey experiment?
MEDIUM
What causes speciation according to Hugo de Vries?
EASY

How do new species arise according to de Vries mutation theory of organic evolution?