Class X Science
Subject: Biology___Objective Question
Chapter 3: How do Organisms Reproduce
Q. 1. Male reproductive organ in flowering plant is(A) Carpel
(B) Stamen
(C) Corolla
(D) Ovary
Right Ans:- Stamen
Q. 2. An animal which can reproduce by budding is
(A) Bryophyllym
(B) Yeast
(C) Hydra
(D) All of the above
Right Ans:- Hydra
Q. 3. A fertilized ovule develops into a _____ in an angiosperm plant
(A) seed
(B) fruit
(C) flower
(D) cotyledon
Right Ans:- seed
Q. 4. Where are sperms formed in the human body?
(A) Vas deferens
(B) Prostate gland
(C) Ovary
(D) Testis
Right Ans:- Testis
Q. 5. The place where fertilization take place in the human body is
(A) Uterus
(B) Oviduct
(C) Ovary
(D) vagina
Right Ans:- Oviduct
Q. 6. Pre- natal sex determination has been prohibited by law due to
(A) High cost charged by doctors
(B) Possible danger of mother’s health
(C) Increasing cases of female foeticide
(D) Increasing cases of male foeticide
Right Ans:- Increasing cases of female foeticide
Q. 7. Copper T and Loops are
(A) Contraceptive devices
(B) Conventional devices
(C) Conducive devices
(D) Contaminating devices
Right Ans:- Contraceptive devices
Q. 8. An unisexual flower
(A) Do not have carpel
(B) Do not have stamen
(C) Has either carpel or stamen
(D) Has either petal or sepal
Right Ans:- Has either carpel or stamen
Q. 9. _______ is a common tube for urine and sperm in human male.
(A) Urethra
(B) Uterus
(C) Ureter
(D) None of the above
Right Ans:- Urethra
Q. 10. Eggs starts developing in human female
(A) When she attains puberty
(B) Only after her birth
(C) After the first menstruation
(D) When she is in her mother’s womb
Right Ans:- When she is in her mother’s womb
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