Advertisements
Advertisements
Question
Write the contribution of Charles Darwin in the field of 'evolution.'
Solution
Charles Darwin proposed the evolution of species by natural selection.
APPEARS IN
RELATED QUESTIONS
Why are traits acquired during the life-time of an individual not inherited?
A black mouse mates with a brown mouse, and all the offsprings are black.
(a) Why are no brown offsprings produced?
(b) If two of the black offsprings mate with each other what kind of offspring would you expect and in what proportions? Give reason for your answer.
A gradual change, over a long period, in a form of life is known as :
(a) erosion
(b) evolution
(c) revolution
(d) evaluation
Scientists believe that all life originated in :
(a) the sea
(b) the soil
(c) the ground
(d) the air
A population of red beetles lives in green bushes in a garden. Once during the process of breeding, a green beetle is produced.
(a) State whether the change in colour of beetle is a process of evolution or not.
(b) Can the new colour of green beetle be passed on to its next generations?
(c) What will be the advantage (if any) of the green colour to the beetle?
(d) State whether the production of green colour involved a change in genetic material or not.
Give one example each of characters that are inherited and the ones that are acquired in humans. Mention the difference between the inherited and the acquired characters.
Complete the statement by choosing correct options from below .
Evolution means -- -- -- --.
Short answer question.
What is disrruptive selection?
Variations during mutations of meiotic recombinations are ______.
The first fossil of human form, discovered was ______.
