BIOLOGY TIMES — January 2018

(ff) #1

(c) Assertion is true but Reason is false.
(d) Both Assertion and Reason are false.



  1. Match the source gland with its respective
    hormone and function and select the correct
    option.
    Source gland Hormone Function
    (a) Anterior Oxytocin Contraction of
    pituitary uterus
    muscles
    during
    childbirth
    (b) Posterior Vasopressin Stimulates
    pituitary resorption of
    water in the
    Distal tubules in
    the nephron
    (c) Corpus Oestrogen Supports
    luteum pregnancy
    (d) Thyroid Thyroxin Regulates blood
    calcium level

  2. From given diagram identify virus, then give the
    name of sugar in structure of nucleic acid?


(a) Ribose (b) Deoxyribose
(c) Both a and b (d) None of these



  1. Ascaris lumbricoides lives in the intestine of
    (a) Sheep and goat (b) Monkey
    (c) Homo sapiens (d) Pig

  2. Match the following
    Column I Column II
    A. Triglycerides 1. Galactase
    B. Lactose 2. Glycerol
    C. RNA 3. Palmitic acid
    D. β- pleats 4. Uracil
    E. Bees wax 5. Secondary structure
    (a) A - 3, B - 5, C - 6, D - 2, E - 4
    (b) A - 2, B - 1, C - 4, D - 5, E - 3
    (c) A - 2, B - 4, C - 1, D - 6, E - 3


(d) A - 3, B - 5, C - 4, D - 2, E - 1


  1. Removal of which of the following causes an
    immediate menstruation?
    (a) Estrogen (b) FSH
    (c) FSH - RH (d) Progesterone

  2. Assertion: Red muscles depend on anaerobic
    process for energy
    Reason: Red muscles have few number of
    mitochondria in them
    (a) Both Assertion and Reason are true and
    Reason is the correct explanation of Assertion.
    (b) Both Assertion and Reason are true and but
    Reason is not the correct explanation of
    Assertion.
    (c) Assertion is true but Reason is false.
    (d) Both Assertion and Reason are false.

  3. Which of the following statement is not correct?
    (a) Pollengrains of many species can germinate
    on the stigma of a flower, but only one pollen
    tube of the same species grows into the style.
    (b) Insect that consumes pollen or nectar without
    bringing about pollination is called pollen /
    nectar robber.
    (c) Pollen germination and pollen tube growth
    are regulated by chemical components of
    pollen interacting with those of the pistil.
    (d) Some reptiles have been reported as pollinators
    in some plant species.

  4. Two friends are eating together on a dining table.
    One of them suddenly starts coughing while
    swallowing some food. This coughing would
    have been due to improper movement of
    (a) Diaphragm (b) Neck
    (c) Tongue (d) Epiglottis

  5. The net pressure gradient that causes the fluid to

    filter out of the glomeruli into the capsule is
    (a) 50 mm Hg (b) 75 mm Hg
    (c) 20 mm Hg (d) 30 mm Hg

  6. Given is a diagram of a contraceptive device.
    Identify it.


(a) Multiload 375 (b)Contraceptive implant
(c) Copper-T (d) Vault
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