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Answer the following question.
List two agents of pollination?
Concept: Sexual Reproduction in Plants
Trace the path a male gamete takes to fertilise a female gamete after being released from the penis.
Concept: Sexual Reproduction in Plants
State the number of sets of chromosomes present in a zygote.
Concept: Sexual Reproduction in Plants
Sexual maturation of reproductive tissues and organs are necessary link for reproduction. Elucidate.
Concept: Sexual Reproduction in Plants
Explain how the uterus and placenta provide necessary conditions for proper growth and development of the embryo after implantation?
Concept: The Female Reproductive System
State one drawback of the following:
Oral contraceptive pills
Concept: Concept of Reproductive Health
State one drawback of the following:
Copper - T
Concept: Concept of Reproductive Health
Under which category of contraceptive methods, is the use of condom kept? In what way, its use is better as compared to other methods of contraception?
Concept: Concept of Reproductive Health
Assertion (A): Testes in human males are located outside the abdominal cavity in scrotum.
Reason (R): Scrotum provides a lower temperature than the normal body temperature for sperm formation.
Concept: The Male Reproductive System
Explain the post fertilization changes that occur in the ovary of a flower.
Concept: Sexual Reproduction in Plants
Given below is a diagram of a germinating seed. Label the parts that:
- gives rise to future shoot.
- gives rise to future root system.
- stores food.
Concept: Sexual Reproduction in Plants
A farmer wants to grow banana plants genetically similar enough to the plants already available in his field. Which one of the following methods would you suggest for this purpose?
Concept: Vegetative Reproduction or Vegetative Propagation >> Natural Vegetative Propagation
State the post-fertilisation changes that lead to fruit formation in plants.
Concept: Sexual Reproduction in Plants
Given below is a certain situation. Analyze and describe its possible impact on a person:
Testes of a male boy are not able to descend into the scrotum during his embryonic development.
Concept: The Male Reproductive System
Given below is a certain situation. Analyze and describe its possible impact on a person:
The Vas deferens of a man is plugged.
Concept: The Male Reproductive System
Given below is a certain situation. Analyze and describe its possible impact on a person:
Prostate and seminal vesicles are not functional.
Concept: The Male Reproductive System
Given below is a certain situation. Analyze and describe its possible impact on a person:
Egg is not fertilised in a human female.
Concept: The Female Reproductive System
Given below is a certain situation. Analyze and describe its possible impact on a person:
Placenta does not attach to the uterus optimally.
Concept: The Female Reproductive System
The plants that can be raised by the method of vegetative propagation are ______.
Concept: Vegetative Reproduction or Vegetative Propagation >> Natural Vegetative Propagation
List two roles of Seminal vesicles and prostate gland in the human reproductive system.
Concept: The Male Reproductive System
