Which of the following structures produces sperm in humans?
a) Ovary
b) Testis
c) Prostate gland
d) Epididymis
Answer: b) Testis
The process of formation of ova (egg cells) in female organisms is known as:
a) Spermatogenesis
b) Gametogenesis
c) Oogenesis
d) Fertilization
Answer: c) Oogenesis
Which of the following structures in flowering plants develops into a seed?
a) Ovary
b) Ovule
c) Pollen grain
d) Stigma
Answer: b) Ovule
What is the main difference between oviparous and viviparous animals?
a) Oviparous animals give birth to live young
b) Viviparous animals lay eggs
c) Oviparous animals lay eggs, while viviparous animals give birth to live young
d) Viviparous animals develop outside the mother’s body
Answer: c) Oviparous animals lay eggs, while viviparous animals give birth to live young
In flowering plants, double fertilization refers to:
a) Fusion of two male gametes with one egg
b) Fusion of one male gamete with two female eggs
c) Fusion of one male gamete with the egg and the other with polar nuclei
d) Fusion of two eggs with one male gamete
Answer: c) Fusion of one male gamete with the egg and the other with polar nuclei
Which of the following is an example of vegetative propagation in plants?
a) Root formation in a potato tuber
b) Seed formation in wheat
c) Fertilization in a flower
d) Spore formation in fungi
Answer: a) Root formation in a potato tuber
Which of the following statements is true regarding external fertilization?
a) It requires a dry environment for fertilization
b) Gametes are released into the external environment
c) It occurs only in land animals
d) It always leads to internal development
Answer: b) Gametes are released into the external environment
Which part of the human female reproductive system is responsible for producing eggs?
a) Uterus
b) Oviduct
c) Ovary
d) Vagina
Answer: c) Ovary
Which of the following is the correct definition of binary fission?
a) Reproduction involving two parents
b) Asexual reproduction by splitting into two equal parts
c) Formation of buds that eventually detach
d) The process of gamete fusion
Answer: b) Asexual reproduction by splitting into two equal parts
Which organism reproduces through budding?
a) Yeast
b) Amoeba
c) Hydra
d) Both a and c
Answer: d) Both a and c
Leave a comment