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Primary sex organs in human males are the prostate gland, seminal vesicles and bulbourethral glands. 

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Important Questions on Human Reproduction

EASY
Biology>Reproduction>Human Reproduction>Introduction to Human Reproductive System
Which one of the four methods of propagation is likely to lead to maximum variation in DNA sequence through generations?
HARD
Biology>Reproduction>Human Reproduction>Introduction to Human Reproductive System
How are test-tube babies formed?
HARD
Biology>Reproduction>Human Reproduction>Introduction to Human Reproductive System
Placenta in man is
EASY
Biology>Reproduction>Human Reproduction>Introduction to Human Reproductive System
A couple has 8 children, all boys. What is the chance that their ninth child will be another boy ? 
HARD
Biology>Reproduction>Human Reproduction>Introduction to Human Reproductive System
During pregnancy, the production of ova in ovary is prevented by
EASY
Biology>Reproduction>Human Reproduction>Introduction to Human Reproductive System
Why has the Government of India enacted the law to fix the minimum age of marriage as 18 in girls and 21 in boys?
HARD
Biology>Reproduction>Human Reproduction>Introduction to Human Reproductive System
The expulsion of completely developed foetus from the uterus is known as
MEDIUM
Biology>Reproduction>Human Reproduction>Introduction to Human Reproductive System
In case of sexual reproduction, newborn show similarities about characters. Explain this statement with suitable examples.
EASY
Biology>Reproduction>Human Reproduction>Introduction to Human Reproductive System
Do all organisms give birth to individuals like humans?
EASY
Biology>Reproduction>Human Reproduction>Introduction to Human Reproductive System

Name the part of the human female reproductive system where the following occurs.

Fertilisation

EASY
Biology>Reproduction>Human Reproduction>Introduction to Human Reproductive System
What do you mean by gonads?
MEDIUM
Biology>Reproduction>Human Reproduction>Introduction to Human Reproductive System
Primary sex organs in human females are the vulva, fallopian tube and Bartholin glands.  
MEDIUM
Biology>Reproduction>Human Reproduction>Introduction to Human Reproductive System
In human beings, the correct sequence of events during reproduction is
HARD
Biology>Reproduction>Human Reproduction>Introduction to Human Reproductive System
Natural Parthenogenesis normally occur in
HARD
Biology>Reproduction>Human Reproduction>Introduction to Human Reproductive System
Differentiate between primary sex organs and secondary sex organs.
EASY
Biology>Reproduction>Human Reproduction>Introduction to Human Reproductive System
What do you mean by gonads?
EASY
Biology>Reproduction>Human Reproduction>Introduction to Human Reproductive System
Choose the odd one in each of the following.
EASY
Biology>Reproduction>Human Reproduction>Introduction to Human Reproductive System
Cotyledons are also called-
MEDIUM
Biology>Reproduction>Human Reproduction>Introduction to Human Reproductive System
How does the number of chromosomes in parents and offspring of a particular species remain constant?
MEDIUM
Biology>Reproduction>Human Reproduction>Introduction to Human Reproductive System
The germ cell A produced by a person X is round in shape and it fuses with another germ cell B having a long tail and produced by a person Y. The fusion of A and B produces a new cell C. The cell C divides repeatedly and grows inside the organ D of person X to form E in which the body features of the unborn baby are not much developed. E grows further to form F in which the various body features of the unborn baby (like hands, legs, head, eyes, and ears, etc.) can be identified. F grows further and ultimately forms a baby. What are A, B, C, D, E and F? Out of the two persons X and Y, which one is male and which one female?