Multiple-Choice Questions (MCQs)
1. Which of the following is a type of asexual reproduction?
a) Binary fission
b) Fertilization
c) Pollination
d) Budding
2. In which part of the flower does fertilization occur?
a) Sepal
b) Stigma
c) Ovule
d) Petal
3. What is the term used for the transfer of pollen from the anther to the stigma?
a) Fertilization
b) Germination
c) Pollination
d) Dispersal
4. What is the primary function of the testes in males?
a) Production of urine
b) Production of sperm
c) Production of blood
d) Production of hormones
5. Which of the following organisms reproduce by binary fission?
a) Amoeba
b) Hydra
c) Yeast
d) Mould
6. In which part of the female reproductive system does fertilization usually occur?
a) Uterus
b) Ovary
c) Vagina
d) Fallopian tube
7. Which of the following is a form of vegetative propagation?
a) Budding
b) Fragmentation
c) Layering
d) Binary fission
8. What is the role of the placenta in mammals?
a) Excretion
b) Gas exchange
c) Nourishment of the embryo
d) Producing antibodies
9. Which of the following is a unisexual flower?
a) Rose
b) Hibiscus
c) Papaya
d) Sunflower
10. The term "menarche" refers to:
a) First ejaculation
b) First menstruation
c) End of menstruation
d) End of adolescence
11. Which part of the seed is responsible for protecting it?
a) Cotyledon
b) Seed coat
c) Endosperm
d) Embryo
12. What type of fertilization occurs in most flowering plants?
a) External
b) Internal
c) Self-fertilization
d) Cross-pollination
13. Which hormone is primarily responsible for regulating the menstrual cycle?
a) Insulin
b) Testosterone
c) Estrogen
d) Thyroxine
14. Which structure in the male reproductive system stores sperm?
a) Vas deferens
b) Urethra
c) Epididymis
d) Seminal vesicle
15. In asexual reproduction, the offspring produced are:
a) Genetically identical to the parent
b) Genetically different from the parent
c) Both genetically identical and different
d) Sterile
16. Which method of reproduction is used by yeast?
a) Spore formation
b) Binary fission
c) Budding
d) Fragmentation
17. Which part of the human female reproductive system releases the egg?
a) Uterus
b) Vagina
c) Fallopian tube
d) Ovary
18. What is the primary purpose of sexual reproduction?
a) To create identical copies of parents
b) To ensure genetic diversity
c) To produce more flowers
d) To spread diseases
19. Which of the following is NOT a method of asexual reproduction?
a) Budding
b) Fragmentation
c) Pollination
d) Spore formation
20. What is the name of the process where an organism grows a new individual from its body part?
a) Spore formation
b) Vegetative propagation
c) Budding
d) Regeneration
21. What is the primary male reproductive cell?
a) Ovum
b) Zygote
c) Sperm
d) Embryo
22. Which of the following methods is used by bryophyllum for reproduction?
a) Fragmentation
b) Binary fission
c) Budding
d) Leaf cutting
23. Which of the following organs is NOT involved in human reproduction?
a) Kidney
b) Testes
c) Ovaries
d) Uterus
24. The male reproductive organ responsible for producing sperm is:
a) Penis
b) Testis
c) Prostate gland
d) Scrotum
25. The union of sperm and egg is called:
a) Pollination
b) Germination
c) Fertilization
d) Fragmentation
26. Which part of the flower is responsible for producing pollen?
a) Stigma
b) Style
c) Anther
d) Ovary
27. Which of the following is an example of sexual reproduction?
a) Binary fission in bacteria
b) Budding in yeast
c) Fertilization in humans
d) Spore formation in fungi
28. Which structure in the female reproductive system acts as the site of implantation for a fertilized egg?
a) Ovary
b) Fallopian tube
c) Uterus
d) Cervix
29. Which plant part is involved in vegetative propagation by layering?
a) Leaf
b) Root
c) Stem
d) Flower
30. In humans, the placenta is formed by the combination of which tissues?
a) Uterine tissue and embryonic tissue
b) Ovarian tissue and embryonic tissue
c) Uterine tissue and sperm
d) Cervical tissue and embryonic tissue
31. The surgical method of contraception in males is called:
a) Hysterectomy
b) Vasectomy
c) Tubectomy
d) Circumcision
32. What is the function of the seminal vesicles in the male reproductive system?
a) Produce sperm
b) Store urine
c) Add nutrients to sperm
d) Transport sperm
33. Which of the following is a dioecious plant?
a) Rose
b) Mango
c) Papaya
d) Tomato
34. The process of shedding of the uterine lining is called:
a) Ovulation
b) Menstruation
c) Fertilization
d) Implantation
35. Which hormone is produced by the testes?
a) Estrogen
b) Progesterone
c) Insulin
d) Testosterone
36. What is the primary advantage of sexual reproduction over asexual reproduction?
a) Requires only one parent
b) Faster reproduction
c) Genetic diversity
d) Simplicity
37. What is the main purpose of the fallopian tubes in the female reproductive system?
a) Produce eggs
b) Site of fertilization
c) Nourish the foetus
d) Support the embryo
38. Which of the following is an internal fertilization organism?
a) Frog
b) Fish
c) Human
d) Starfish
39. The female reproductive organ where the fertilized egg implants and develops is the:
a) Ovary
b) Vagina
c) Fallopian tube
d) Uterus
40. What is the term for the process of the growth and development of a zygote into a mature organism?
a) Regeneration
b) Germination
c) Embryogenesis
d) Photosynthesis
41. Which of the following organisms reproduce by fragmentation?
a) Hydra
b) Planaria
c) Yeast
d) Bacteria
42. The process by which the zygote divides repeatedly to form a multicellular structure is called:
a) Meiosis
b) Mitosis
c) Germination
d) Fertilization
43. Which of the following is a male reproductive part in flowers?
a) Stigma
b) Ovary
c) Anther
d) Style
44. What is the main purpose of amniotic fluid during pregnancy?
a) To provide oxygen
b) To provide nutrients
c) To protect the foetus
d) To initiate labor
45. The female reproductive part of the flower where ovules are produced is called:
a) Anther
b) Stigma
c) Ovary
d) Style
46. Which of the following is a characteristic of asexual reproduction?
a) Involves two parents
b) Leads to variation in offspring
c) No fusion of gametes
d) Occurs only in plants
47. The hormone responsible for milk production after childbirth is:
a) Oxytocin
b) Estrogen
c) Progesterone
d) Prolactin
48. Which of the following organisms can reproduce by budding?
a) Hydra
b) Frog
c) Dog
d) Cat
49. In the male reproductive system, the tube through which sperm travels from the testes to the outside is the:
a) Urethra
b) Vas deferens
c) Epididymis
d) Seminal vesicle
50. What is the primary function of the female reproductive system?
a) Produce hormones only
b) Produce and nurture offspring
c) Support male reproduction
d) None of the above
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Answers:
1. a) Binary fission
2. c) Ovule
3. c) Pollination
4. b) Production of sperm
5. a) Amoeba
6. d) Fallopian tube
7. c) Layering
8. c) Nourishment of the embryo
9. c) Papaya
10. b) First menstruation
11. b) Seed coat
12. d) Cross-pollination
13. c) Estrogen
14. c) Epididymis
15. a) Genetically identical to the parent
16. c) Budding
17. d) Ovary
18. b) To ensure genetic diversity
19. c) Pollination
20. d) Regeneration
21. c) Sperm
22. d) Leaf cutting
23. a) Kidney
24. b) Testis
25. c) Fertilization
26. c) Anther
27. c) Fertilization in humans
28. c) Uterus
29. c) Stem
30. a) Uterine tissue and embryonic tissue
31. b) Vasectomy
32. c) Add nutrients to sperm
33. c) Papaya
34. b) Menstruation
35. d) Testosterone
36. c) Genetic diversity
37. b) Site of fertilization
38. c) Human
39. d) Uterus
40. c) Embryogenesis
41. b) Planaria
42. b) Mitosis
43. c) Anther
44. c) To protect the foetus
45. c) Ovary
46. c) No fusion of gametes
47. d) Prolactin
48. a) Hydra
49. a) Urethra
50. b) Produce and nurture offspring
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