CBSE Class 10 Biology How do Organisms Reproduce MCQs Set I

Question. The female reproductive part of the flower consists of
(a) Stigma, Anther, Filament
(b) Style, Ovary, Thalamus
(c) Stigma, Ovary, Style
(d) Anther, Corolla, Filament

Answer: C

Question. The anther contains
(a) sepals
(b) ovules
(c) carpel
(d) pollen grains

Answer: D

Question. Which of the following is not a part of the female reproductive system in human beings?
(a) Ovary
(b) Uterus
(c) Vas deferens
(d) Fallopian tube

Answer: C

Question. Why are the testes located outside the abdominal cavity in scrotum?
(a) Because sperm formation requires more spaces.
(b) Because sperm formation requires a lower temperature.
(c) Because sperm formation requires a higher temperature.
(d) None of the above.

Answer: B

Question. Asexual reproduction takes place through budding in
(a) amoeba.
(b) yeast.
(c) plasmodium.
(d) leishmania.

Answer: B

Question. The simple animals like Planaria can be cut into a number of pieces and each piece grows into a complex organism. What is the process known as?
(a) Budding
(b) Fragmentation
(c) Spore formation
(d) Regeneration

Answer: D

Question. Which of the following is not a sexually transmitted disease?
(a) Warts
(b) Kala azar
(c) Syphilis
(d) Gonorrhoea

Answer: B

Question. Which of the following is not a part of the female reproductive system in human beings?
(a) Ovary
(b) Uterus
(c) Vas deferens
(d) Fallopian tube

Answer: C

Question. The anther contains
(a) sepals.
(b) ovules.
(c) carpel.
(d) pollen grains.

Answer: D

Question. ___________ is the portion on which grafting is done and it provides the roots?
(a) Stock 
(b) Scion
(c) Both (a) and (b)
(d) None of these

Answer: A

Question. Which of the following is a plant hormone?
(a) Insulin
(b) Thyroxin
(c) Oestrogen
(d) Cytokinin

Answer: D

Question. Growing foetus derive nutrition from mother’s blood through
(a) uterus
(b) fallopian tube
(c) placenta
(d) cervix

Answer: C

Question. Where does fertilisation occur in human females?
(a) Uterus
(b) Cervix
(c) Oviduct
(d) None of these

Answer: D

Question. Asexual reproduction takes place through budding in
(a) amoeba.
(b) yeast.
(c) plasmodium.
(d) leishmania.

Answer: B

Question. The two oviducts in a human female unite into an elastic bag like structure known as
(a) Vagina
(b) Uterus
(c) Fallopian tube
(d) Cervix

Answer: B

Question. What are the functions performed by the testis in human males?
(a) Production of gametes–eggs and secretion of sex hormones–estrogen
(b) Production of gametes–sperms and secretion of sex hormones–testosterone
(c) Production of gametes–sperms and secretion of sex hormones–estrogen
(d) None of the above

Answer: B

Question. Fruit is formed from
(a) Stamen
(b) Stigma
(c) Ovary
(d) Ovule

Answer: C

Question. Which of these is not the function of the seminal vesicles present in human males?
(a) To covert the sperms in a fluid medium.
(b) To provide nutrition.
(c) To make their transport easier.
(d) To make them sticky.

Answer: D

Question. Union of male and female gametes forms
(a) Egg
(b) Embryo
(c) Zygote
(d) Spore

Answer: C

Question. What is the surgical method of contraception in female and male respectively?
(a) Tubectomy and Vasectomy
(b) Vasectomy and Copper-T
(c) Tubectomy and Copper-T
(d) None of these

Answer: A

Question. The full form of AIDS is
(a) Acquired Immune Deficiency System
(b) Acquired Immune Disease Syndrome
(c) Acquired Immediate Deficiency Syndrome
(d) Acquired Immuno Deficiency Syndrome

Answer: D

Question. The number of chromosomes in human ovum is
(a) 21
(b) 22
(c) 23
(d) 24

Answer: C

Question. The common passage meant for transporting urine and sperms in males is
(a) Ureter
(b) Vas deferens
(c) Urethra
(d) Anus

Answer: C

Question. The process in which the cytoplasm of a single eukaryotic cell is divided to form two daughter cells is known as?
(a) Karyokinesis
(b) Cytokinesis
(c) Meiosis
(d) Mitosis

Answer: D

Question. In which of the following plant bud in notches of leaves help in its propagation?
(a) Radish
(b) Bryophyllum
(c) Bougainvillea
(d) Jasmine

Answer: B

Question. The process of the transfer of pollen grains from the flower of one plant to the stigma of the flower of another plant of the same species is known as
(a) Cross pollination
(b) Fertilisation
(c) Self pollination
(d) None of the above

Answer: A

Question. Asexual reproduction takes place through budding in
(a) amoeba.
(b) yeast.
(c) plasmodium.
(d) leishmania.

Answer: B

Question. The anther contains
(a) sepals.
(b) ovules.
(c) carpel.
(d) pollen grains.

Answer: D

Question. IUCD is for
(a) Vegetative propagation
(b) Contraception
(c) Increasing fertility
(d) Avoiding miscarriage

Answer: B

Question. Which of the following is not a part of the female reproductive system in human beings?
(a) Ovary
(b) Uterus
(c) Vas deferens
(d) Fallopian tube

Answer: C

Question. Which one of the options is incorrect?
Vegetative propagation is practised because
(a) Plants which produce non viable seeds can be grown.
(b) It is a easier method than sowing seeds.
(c) Such plants produce seeds and fruits much earlier than other methods
(d) For obtaining better species of plants.

Answer: C

Question. The process where the unfertilised egg is released out of the body with the blood used to nourish the embryo is known as
(a) Menstruation
(b) Fertilisation
(c) Germination
(d) Pollination

Answer: A

Question. After fertilisation name the part which develops into the seeds
(a) Ovary
(b) Ovule
(c) Pollen grain
(d) None of the above

Answer: B

Question. What is the puberty age in human males?
(a) 8-10
(b) 10-12
(c) 12-14
(d) 14-16

Answer: C

Question. Unisexual flowers contain
(a) Both stamen and carpel
(b) Only stamen
(c) Only carpel
(d) Either stamen or carpel

Answer: D

Question. Vegetative propagation in potato takes place through
(a) Stem
(b) Root
(c) Leaves
(d) Seeds

Answer: A

Question. The anther contains
(a) Sepals
(b) Ovules
(c) Carpel
(d) Pollen grains

Answer: D

Question. Which of the following is a contraceptive?
(a) Copper-T
(b) Condom
(c) Diaphragm
(d) All of these

Answer: D

Question. Which of the following disease is transmitted sexually?
(a) Kala azar
(b) Jaundice
(c) Elephantiasis
(d) Syphilis

Answer: D

Question. Unicellular organisms reproduce by
(a) Mitotic cell division
(b) Meiotic cell division
(c) Both (a) and (b)
(d) None of the above

Answer: A

Question. What is the surgical method of contraception used in human males?
(a) Vasectomy
(b) Condoms
(c) Contraceptive pills
(d) Tubectomy

Answer: A

Question. Spirogyra reproduces by
(a) Fission
(b) Regeneration
(c) Fragmentation
(d) Budding

Answer: C