Biology

• 1

  If the rate of addition of new members increases with respect to the individual host of the same
  population, then the graph obtained has:

  A.

  Declined growth

  B.

  Exponential growth

  C.

  Zero population growth

  D.

  None of these

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• 2

  Which of the following parameter of the population can be negative?

  A.

  Birth rate

  B.

  Replacement level

  C.

  Growth rate

  D.

  All of these

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  Population growth rate is the annual average
  growth rate. It can be negative.
  Birth rate replacement level can never be negative
• 3

  Find out the true statements for IUD I. They are self-inserted II. They are inserted by expert nurses
  III. They may be non-medicated IUDs for example, copper releasing IUDs or hormone releasing IUDs
  IV. They are inter uterine devices V. Widely accepted in India

  A.

  I, III, IV and V

  B.

  I, II, III and V

  C.

  I, II, IV and V

  D.

  I, III, IV and V

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  True statements for IUDs are
  (i) They are inserted by medical experts like
  nurses, doctors
  (ii) They may be non-medicated IUDs like
  hormone Releasing IUDs, copper releasing IUDs
  (iii) They (IUDs) are inserted in the uterine cavity
  of the females
• 4

  Choose the correct causes for the population growth I. Decline in death rate II. Rapid increase in MMR and IMR III. Rapid decline in MMR and IMR IV. Increase in the number of people, in the reproductive age group V. Rapid increase in the death rate

  A.

  I, II, III, IV and V

  B.

  I, II and IV

  C.

  I, III and IV

  D.

  III, IV and V

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  Main causes for the population growth are
  (i) Decline in death rate
  (ii) Rapid decline in Mother Mortality Rate
  (MMR)
  (iii) Increase in the number of people in the
  reproductive age group
  (iv) Better medical facilities
• 5

  A woman who substitutes or takes the place of the real mother to nurse the embryo is called

  A.

  Interrogate mother

  B.

  Surrogate mother

  C.

  Both (a) and (b)

  D.

  None of the above

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  A developing embryo is transplanted in the uterus
  of another female. A woman who substitutes or
  takes place of the real mother to nurse the
  embryo is called surrogate mother
• 6

  Progesterone in the contraceptive pill:

  A.

  Prevents ovulation

  B.

  Inhibits estrogen

  C.

  Checks attachment of zygote to endometrium

  D.

  All the above

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• 7

  Which of the following is most convincing reason for increase population growth in a country?

  A.

  High birth rate

  B.

  Low mortality rate

  C.

  Low population of old people

  D.

  High population of young children

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• 8

  Detection technique for AIDS is

  A.

  PCR

  B.

  ELISA

  C.

  Both (b) and (c)

  D.

  Clinical culture

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  Generally, AIDS detection is done by ELISA
  (Enzyme Linked Immuno Sorbent Assay).
  But sometimes the results of this technique may
  prove false. So, by combining it with PCR
  (Polymerase Chain Reaction), the realibility of the
  detection of AIDS increases
• 9

  Condition in which motility remains very less is

  A.

  Azospermia

  B.

  Polyspermia

  C.

  Oligospermia

  D.

  Asthenospermia

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  Azospermia – No sperm movement
  Asthenospermia – Less movement of sperm
  Oligospermia – Very less amount of sperm
  Polyspermia – Abundant amount of sperm
• 10

  Spermicidal cream used on the coating of condoms, diaphragms, cervical cap and vaults are

  A.

  For lubrication

  B.

  For shining

  C.

  For increasing effectiveness

  D.

  None of the above

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  Spermicidal creams contains chemicals, which
  kills the sperms. If they are used along with the
  barrier contraceptive methods than it increases
  their effectibility
• 11

  Which one of the following statements is incorrect about menstruation?

  A.

  At menopause in the female, there is especially abrupt increase in gonadotropic hormones

  B.

  The beginning of the cycle of menstruation is called menarche

  C.

  During normal menstruction about 40 ml blood is lost

  D.

  The menstrual fluid can easily clot

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• 12

  Find out the correct statement I. Pills prevents ovulation of contraception technique II. Copper-T prevents implantation III. Vasectomy produces semen containing no sperm

  A.

  I and II

  B.

  II and III

  C.

  I and III

  D.

  I, II and III

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  Correct statements are
  (i) Pills prevent ovulation
  (ii) Copper-T prevents implantation
  (iii) Vasectomy causes semen having no sperm
• 13

  Which of the following is a mechanical barrier used in birth control:

  A.

  Loop

  B.

  Copper-T

  C.

  Diaphragm

  D.

  Dalcon shield

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• 14

  NLCP stands for

  A.

  National Lyme Control Programme

  B.

  National Leprosy Control Programme

  C.

  National Lesion Control Programme

  D.

  None of the above

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  National Laprosy Control Programme. Universal Immunisation Programme WHO launched the programmes to immunise the children of the entire world against six diseases till 2000
  (i) Diphtheria (ii) Pertussis (wooping cough) (iii) Tetanus (iv) Polio 3. Tuberculosis (vii) Measles National Programmes These programmes were started by the government of India to erase the major communicable diseases The major national programmes are (a) National Malaria Eradication Programme (NMEP) (b) National Cholera Control Programme (NCCP)
  (c) National Leprosy Control Programme (NLCP) (d) National Smallpox Eradication Programme (NSEP) (e) National Filaria Control Programme (NFCP) (f) Family Planning Programme (FPP)
• 15

  Common STD in India is

  A.

  Syphilis

  B.

  Gonorrhea

  C.

  AIDS

  D.

  Herpes

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  Gonorrhea is the common sexual transmitted
  disease in India
• 16

  Greatest biological problems faced by human beings is:

  A.

  Population explosion

  B.

  Depletion of ozone layer

  C.

  Depletion of natural resources

  D.

  Land erosion

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• 17

  The technique called Gamete Intra Fallopian Transfer (GIFT) is recommanded for the females

  A.

  Who can’t produce an ovum

  B.

  Who can’t retain the foetus inside the uterus

  C.

  Whose cervical canal is too narrow to allow the passage for the sperms

  D.

  Who can’t provide suitable environment for fertilisation

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  The women who can’t conceive but can give the
  suitable environment to foetus. In this case, ZIFT
  is used
• 18

  NFCP stands for

  A.

  National Filaria Control Programme

  B.

  National Smallpox Control Programme

  C.

  National Fever Control Programme

  D.

  None of the above

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  National Filaria Control Programme.
  Universal Immunisation Programme WHO
  launched the programmes to immunise the
  children of the entire world against six diseases
  till 2000
  (i) Diphtheria (ii) Pertussis (wooping cough)
  (iii) Tetanus (iv) Polio
  2. Tuberculosis (vii) Measles
  National Programmes
  These programmes were started by the
  government of India to erase the major
  communicable diseases
  The major national programmes are
  (a) National Malaria Eradication Programme
  (NMEP)
  (b) National Cholera Control Programme (NCCP)
  (c) National Leprosy Control Programme (NLCP)
  (d) National Smallpox Eradication Programme
  (NSEP)
  (e) National Filaria Control Programme (NFCP)
  (f) Family Planning Programme (FPP)
• 19

  What is true about ‘Saheli’? I. Developed at CDRI, Lucknow II. Contains a steroidal preparation III. ‘Once-a-week’ pill IV. Many side effects V. High contraceptive value VI. Very few side effects VII. Low contraceptive value

  A.

  I, II, III, V and VI

  B.

  I, III, V and VI

  C.

  I, II, III, IV and V

  D.

  I, III, IV and V

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  Types of Oral Contraceptive Pills They contains either progesterone alone or a combination of progesterone and oestrogen. Thus, oral contraceptive pills are of two types (i) Mini Pills They contains progestin only. Saheli contains a mosteroidal preparation called centchroman, which is taken once in a week after an initial intake of twice a week dose for 3 months. It has high contraceptive value with very little side effects. (ii) Combined Pills They are most commonly used oral contraceptive pills. They contains synthetic progesterone and oestrogen to check ovulation. Pill like Mala D and Mala N are commonly used combined contraceptive pills. They are taken daily
• 20

  Identify the correct statements I. Infertility is the inability to produce viable offsprings due to the defects in the female partner II. Complete lactation helps in contraception III. Spreading awareness can help to create a reproductively healthy society

  A.

  II only

  B.

  I, II and III

  C.

  II and III

  D.

  I and III

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  Infertility is the inability to produce viable
  offspring due to the defects in its female or male
  partner
• 21

  In a population, the condition at which the rate of addition of new members is more than the rate of
  individuals lost indicates:

  A.

  Zero population growth

  B.

  Exponential growth

  C.

  Declining growth

  D.

  None of these

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• 22

  Amniocentesis is a technique to:

  A.

  Estimate essential amino acids in the body

  B.

  Detect chromosomal anomalies in the foetus

  C.

  Reverse sex of the foetus

  D.

  Correct genetic disorders of the foetus

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• 23

  Most thickly populated country is:

  A.

  Bangladesh

  B.

  Australia

  C.

  U.S.A

  D.

  India

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• 24

  Choose the WHO’s statement about reproductive health. I. Healthy reproductive organs with normal functions. II. Total well being of physical, emotional, behavioural and social aspects. III. Free of all STD (Sexually Transmitted Disease)

  A.

  I and II

  B.

  I and III

  C.

  II and III

  D.

  Only II

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  According to the World Health Organisation (WHO), reproductive health means a total well
  being in all aspects of reproduction, i.e., physical, emotional, behavioural and social. Therefore, a society with people having physically and functionally normal reproductive organs and normal emotional and behavioural interactions among them in all sex-related aspects might be called reproductively healthy
• 25

  Maximum growth rate occurs in:

  A.

  Lag phase

  B.

  Exponential phase

  C.

  Stationary phase

  D.

  Senescent phase

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