In which organism does the process of fragmentation occur as a method of asexual reproduction?
a) Spirogyra
b) Paramecium
c) Earthworm
d) Cockroach
Answer: a) Spirogyra
Which of the following is an example of parthenogenesis?
a) Production of offspring from unfertilized eggs in honeybees
b) Binary fission in amoeba
c) Budding in yeast
d) Spore formation in fungi
Answer: a) Production of offspring from unfertilized eggs in honeybees
Which of the following is a post-fertilization event in flowering plants?
a) Pollination
b) Formation of zygote
c) Pollen grain formation
d) Flower development
Answer: b) Formation of zygote
Which of the following does NOT apply to sexual reproduction?
a) Involves two parents
b) Requires fusion of gametes
c) Produces identical offspring
d) Increases genetic diversity
Answer: c) Produces identical offspring
Which phase in the life cycle of an organism is characterized by the ability to reproduce?
a) Juvenile phase
b) Reproductive phase
c) Senescent phase
d) Dormant phase
Answer: b) Reproductive phase
In which type of organisms does syngamy lead to the formation of a zygote?
a) Unicellular organisms only
b) Multicellular organisms only
c) Both unicellular and multicellular organisms
d) Plants only
Answer: c) Both unicellular and multicellular organisms
In animals, gametogenesis involves the formation of:
a) Zygote
b) Gametes
c) Embryo
d) Spores
Answer: b) Gametes
Which of the following statements is TRUE regarding oviparous animals?
a) They give birth to live young
b) Fertilization is always internal
c) They lay eggs, which develop outside the mother’s body
d) They have high parental care
Answer: c) They lay eggs, which develop outside the mother’s body
In angiosperms, the fusion of one male gamete with the egg cell results in:
a) Zygote formation
b) Endosperm formation
c) Embryo sac development
d) Pollen tube growth
Answer: a) Zygote formation
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