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प्रश्न
Choose the correct answer:
The aim of sexual reproduction _________
विकल्प
over production
continuity of race
low production
none
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उत्तर
The aim of sexual reproduction continuity of race
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संबंधित प्रश्न
Explain the process of fertilization in human beings.
Suggest three contraceptive methods to control the size of human population, which is essential for the health and prosperity of a country. State the basic principle involved in each.
Describe the function of placenta.
When a cell reproduces, what happens to its DNA?
Differentiate between Sperm duct and fallopian rube (function)
Why is it an advantage for the testes to be situated in the scrotal sac outside the main body cavity? Can you think of one disadvantage?
In human females, an event that indicates the onset of reproductive phase is :
(a) growth of body
(b) change in hair pattern
(c) change in voice
(d) menstruation
Given below is a diagram of two systems together in the human body.
 |
- Name the systems.
- Name the parts numbered 1-10.
- Describe the functions of the parts 3, 4, 5 & 6.
- What will happen if the part 3 on both sides gets blocked?
Identify the given diagram.
Name the parts 1 to 5. 
Multiple Choice Question:
What will happen if the temperature of the scrotal sacs temporarily goes to about 2°C lower than body temperature?
