Advertisements
Advertisements
प्रश्न
Define Population.
Advertisements
उत्तर
APPEARS IN
संबंधित प्रश्न
Give any ‘two’ factors responsible for genetic variation.
How would the gene flow or genetic drift affect the population in which either of them happens to take place?
Any random fluctuation in allele frequency, occurring in the natural population by pure chance is called __________.
Match the columns and choose the correct option.
| Column I | Column II | ||
| i. | Zygote mortality | a. | Hybrid develops to maturity but becomes sterile |
| ii. | Hybrid sterility | b. | Egg is fertilized but zygote dies |
| iii. | Gamete mortality | c. | Union of two gametes does not occur in the iven time |
Hybrids develop to maturity but become sterile due to failure of proper gametogenesis. This is a post mating barrier called ____________.
Which of the following phenomena results in genetic recombination?
After the industrial revolution in Great Britain in 1845 which of the following occurred?
Black colored form became dominant over the light colored form in England during industrial revolution after 1845. This can be owed to ______.
Reasons for diversity in a living being is:
Match the following
| Column A | Column B | ||
| (i) | Dryopithecus | (a) | Java and Peking |
| (ii) | Ramapithecus | (b) | Toung in South Africa |
| (iii) | Australopithecus | (c) | Lake Victoria of Africa |
| (iv) | Homo erectus | (d) | Shivalik hills in India |
