CBSE Questions for Class 12 Medical Biology Reproductive Health Quiz 11 - MCQExams.com

A country with a high rate of population growth took
measures to reduce it. The figure below shows age-sex
pyramids of populations A and B twenty years apart. Select
the correct interpretation about them Interpretations



65012.jpg
  • "A" is more recent and shows slight reduction in the

    growth rate
  • "B" is earlier pyramid and shows stabilized growth rate
  • "B" is more recent showing that population is very

    young.
  • "A" is the earlier pyramid and no change has occurred

    in the growth rate
According to 1991 census, the minimum percent of
population increase is in the state
  • Kerala
  • Tamilnadu
  • West Bengal
  • Madhya Pradesh
In vitro fertilisation technique involves the transfer of which of the following into the fallopian tube? 
  • Zygote only
  • Embryo only, upto 8 cell stage
  • Either zygote or early embryo upto 8 cell stage
  • Embryo of 32 cell stage
The ova are released by hormone induction and fertilization by artificial insemination and then embryo is stored at 4$$^o$$C for several years. This technique is known as
  • Artificial insemination
  • Embryo transplantation
  • Super ovulation
  • Preservation of embryo
Profuse, yellowish, greenish, frothy, smelling discharge from vagina is due to infection of
  • Treponema pallidum
  • Chlamydia
  • Trichomonas vaginalis
  • Neisseria
Assertion : STDs are also called as silent diseases.
Reason : These remain asymptomatic during early stages.
  • Both the Assertion and the Reason are true and the Reason is a correct explanation of the Assertion.
  • Both the Assertion and Reason are true but the Reason is not a correct explanation of the Assertion.
  • The Assertion is true but the Reason is false.
  • Both the Assertion and Reason are false.
  • The Assertion is false but Reason is true.
One of these causes non-gonococcal urethritis(NGU).
  • Treponema pallidum
  • Neisseria gonorrhoeae
  • Chlamydia trachomatis
  • HSV
The first case of IVF-ET technique success was reported by
  • Patrick Steptoe and Roben Edwards
  • Louis Joy Brown and Banting Best
  • Baylis and Starling Taylor
  • Roben Steptoo and Gilbert Brown
GIFT stands for 
  • Transfer of zygote into fallopian tube
  • Transfer of embryo into uterus
  • Transfer of mixture of sperms and eggs
  • None of the above
In vitro fertilisation is a technique that involves transfer of which one of the following into the fallopian tube?
  • Either zygote or early embryo up to 8 cell stage.
  • Embryo of 32 cell stage
  • Zygote only
  • Embryo only, up to 8 cell stage
Assertion : Chlamydiosis is most common bacterial sexually transmitted disease. 
Reason : It can be easily differentiated from gonococcal urethritis. 
  • Both the Assertion and the Reason are true and the Reason is a correct explanation of the Assertion.
  • Both the Assertion and Reason are true but the Reason is not a correct explanation of the Assertion.
  • The Assertion is true but the Reason is false.
  • Both the Assertion and Reason are false.
  • The Assertion is false but Reason is true.
Chancroid disease occurs due to infection of
  • Troponema
  • Human alpha herps virus
  • Hemophilus
  • Neisseria
$$Cu^{++}$$ ions released from copper-releasing Intra Uterine Devices (IUDs)
  • Make uterus unsuitable for implantation
  • Increase phagocytosis of sperms
  • Suppress sperm motility
  • Prevent ovulation
A married young man of 25 years is not having a child. The possible reason for this is ________.
  • Inactiveness of testosterone
  • Inactiveness of progesterone
  • Activeness of progesterone
  • Activeness of pituitary gland
What is correct about test tube baby?
  • Fertilization inside female genital tract and growth in test tube
  • Rearing of prematurely born baby in incubator
  • Fertilization outside and gestation inside womb of mother
  • Both fertilization and development are effected outside the female genital tract
Which amongst the following is used in raising super-milk cows?
  • Artificial insemination with pedigree bull
  • Embryo transplantation
  • Superovulation of high yielding cow
  • All of the above
MOET is a method of ?
  • Fish cultivation
  • Birth control in humans
  • Cloning in sheep
  • Hybridization in cattles
Cause of world population explosion is
  • Better health care
  • Increased agriculture production
  • More jobs
  • Fewer wars
Find the incorrect statement.
  • Gene therapy is a genetic engineering technique used to treat disease at molecular level by replacing defective genes with normal genes.
  • Calcitonin is a medically useful recombinant product in the treatment of infertility.
  • Bt toxin is biodegradable insectiside obtained from Bacillus thuringiensis.
  • Trichoderma sp. is a biocontrol agent for fungal diseases of plants.
  • Totipotency is the potential ability of a cell to develop into a complete plant.
In certain tribes, population does not increase beyond a limit because of
  • Limitation of food
  • Low fecundity
  • Illiteracy
  • High infant mortality
Test tube baby means a baby born when
  • It is developed in a test tube.
  • It is developed through tissue culture method.
  • The ovum is fertilized externally and there after implanted in the uterus.
  • It develops from a non-fertilized egg.
Which amongst the following was the first nation to have adopted family planning programmes?
  • Japan
  • USA
  • India
  • Bangladesh
Consider the statements given below regarding contraception and answer as directed thereafter
(a)  Medical Termination of Pregnancy (MTP) during first trimester is generally safe.
(b)  Generally chances of conception are nil until mother breast-feeds the infant upto two years.
(c)  Intrauterine devices like copper T are effective contraceptives.
(d)  Contraception pills may be taken upto one week after coitus to prevent conception.
Which two of the above statements are correct?
  • a and c
  • a and b
  • b and c
  • c and d
Bull semen for the purpose of artificial insemination is stored in 
  • Ice
  • Liquid oxygen
  • Liquid nitrogen
  • Liquid CO$$_2$$
In vitro fertilisation is a technique that involves transfer of which one of the following into the fallopian tube?
  • Either zygote or early embryo upto 8 cell stage
  • Embryo of 32 cell stage
  • Zygote only
  • Embryo only, upto 8 cell stage
Assisted reproductive technology, IVF involves transfer of
  • Ovum into the fallopian tube
  • Zygote into the fallopian tube or ZIFT
  • Zygote into the uterus
  • Embryo with 16 blastomeres into the fallopian tube
The term test tube baby implies that
  • Fertilization of ovum takes place in the uterus but develops in the test-tube
  • Fertilization of ovum takes place in the test-tube but it develops in the test-tube itself
  • Fertilization of ovum takes place in the test-tube but it develops in the uterus
  • Fertilization of ovum takes place in the uterus and embryo develops in the uterus
A childless couple can be assisted to have a child through a technique called GIFT. The full form of this technique is
  • Germ cell internal fallopian transfer
  • Gamete inseminated fallopian transfer
  • Gamete intra fallopian transfer
  • Gamete internal fertilization and transfer
Artificial insemination means
  • Transfer of sperms of a healthy donor to a test tube containing ova
  • Transfer of sperms of husband to a test tube containing ova
  • Artificial introduction of sperms of a healthy donor into the vagina
  • Introduction of sperms of healthy donor directly into the ovary
Which protozoa is responsible for causing the disease leucorrhoea?
  • Trichomonas Vaginalis
  • Leishmania
  • Trypanosoma
  • Giardia
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