What are meiocytes? 

Important Questions on Reproduction in Organisms

EASY

Biology>Reproduction>Reproduction in Organisms>Sexual Reproduction

What is seasonal breeder? Give an example.

EASY

Biology>Reproduction>Reproduction in Organisms>Sexual Reproduction

Which of the following is hermaphrodite?

MEDIUM

Biology>Reproduction>Reproduction in Organisms>Sexual Reproduction

If chromosome number in the diploid cell of maize is 20, then the chromosome number in gametes of maize will be

MEDIUM

Biology>Reproduction>Reproduction in Organisms>Sexual Reproduction

If the haploid number of chromosomes in a plant is 20, how many chromosomes will be present in the cells of the shoot tip?

EASY

Biology>Reproduction>Reproduction in Organisms>Sexual Reproduction

Extrusion of second polar body from egg nucleus occurs

MEDIUM

Biology>Reproduction>Reproduction in Organisms>Sexual Reproduction

Give a significant point of  difference between the oestrous cycle and menstrual cycle.

EASY

Biology>Reproduction>Reproduction in Organisms>Sexual Reproduction

What is syngamy?

HARD

Biology>Reproduction>Reproduction in Organisms>Sexual Reproduction

What is fertilization? Explain the double fertilization in the angiospermic plant with labelled diagram.

HARD

Biology>Reproduction>Reproduction in Organisms>Sexual Reproduction

Differentiate between asexual and sexual reproduction.

HARD

Biology>Reproduction>Reproduction in Organisms>Sexual Reproduction

Write the three points of difference between oviparous and viviparous animals.

EASY

Biology>Reproduction>Reproduction in Organisms>Sexual Reproduction

Name a plant which flowers every twelve years.

EASY

Biology>Reproduction>Reproduction in Organisms>Sexual Reproduction

Which is the most common mechanism of genetic variation in the population of sexually-reproducing organism?

EASY

Biology>Reproduction>Reproduction in Organisms>Sexual Reproduction

Define the following:

Amenorrhea

HARD

Biology>Reproduction>Reproduction in Organisms>Sexual Reproduction

How is the chromosomal number maintained in sexually reproducing organisms?

EASY

Biology>Reproduction>Reproduction in Organisms>Sexual Reproduction

How many chromosomes are present in meiocytes of a fruit fly?

EASY

Biology>Reproduction>Reproduction in Organisms>Sexual Reproduction

Define amphimixis.

HARD

Biology>Reproduction>Reproduction in Organisms>Sexual Reproduction

Higher organisms have resorted to sexual reproduction in spite of their complexity. Why?

HARD

Biology>Reproduction>Reproduction in Organisms>Sexual Reproduction

Which of the following flowers only once in its life-time?

EASY

Biology>Reproduction>Reproduction in Organisms>Sexual Reproduction

Which one of the following generates new genetic combinations leading to variation?

EASY

Biology>Reproduction>Reproduction in Organisms>Sexual Reproduction

Which of the following animal is not viviparous?