- Which is correct to say about the hormone action
in humans?
(a) Glucagon is secreted by the β-cells of islets
of Langerhans and stimulate glycogenolysis.
(b) Secretion of thymosin is stimulated with
aging.
(c) In females, FSH first binds with specific
receptors on ovarian cell membrane.
(d) FSH stimulates the secretion of estrogen and
progesterone. - Match the column I and column II
Column II Column II
p) CMI i) Virus of AIDS
q) PMNL ii) Mucosal Associated
lymphoid tissue
r) MALT iii) Cell Mediated
Immunity
s) HIV iv) Leucocytes
(a) p-iii, q-iv, r-ii, s-ii (b) p-ii, q-iii, r-iv, s-i
(c) p-iii, q-ii, r-iv, s-i (d) p-ii, q-iv, r-i, s-iii - In the life cycle of Ascaris lumbricoids, the
intermediate host is
(a) Cattle (b) Snail
(c) Man (d) None of the above - Macromolecule chitin is
(a) Sulphur containing polysaccharide
(b) Simple polysaccharide
(c) Nitrogen containing polysaccharide
(d) Phosphorus containing polysaccharide - Which hormone is secreted by two layers of the
adrenal cortex?
(a) Sexocorticoids (b) Glucocorticoids
(c) Mineralocorticoids (d) Epinephrine - Match the following
Column I Column II
A. Zygomatic bone 1. Smallest bone of face
B. Lacrimal bone 2. Floor of cranium
C. Parietal Bone 3. Cheek bone of cranium
D. Sphenoid Bone 4. Roof of cranium
(a) A- 3, B-1, C-4, D-2 (b) A- 4, B- 2, C- 1, D-
(c) A- 2, B- 3, C-4, D-1 (d) A-1, B-4, C- 3, D- - Consider the following four measures (A-D) that
could be taken successfully to grow chick pea in
an area where bacterial bright disease is common
(A) Spray with Bordeaux mixture.
(B) Control of the insect vector of the disease
pathogen.
(C) Use of only disease-free seeds.
(D) Use of resistant varieties.
(a) A & D (b) B & C
(c) A & B (d) C & D
26. People living at sea level have around 5 million
RBC per cubic millimetre of their blood whereas
those living at an altitude of 5400 metre have
around 8 million. This is because at high altitude
(a) Atmospheric O 2 level is less and hence, more
RBCs are needed to absorb the required
amount of O 2 to survive
(b) There is more UV radiation which enhances
RBC production
(c) People eat more nutritive food, therefore,
more RBCs are formed
(d) People get pollution-free air to breathe and
more oxygen is available
27. Proximal and distal convoluted tubules are parts
of
(a) Seminiferous tubules(b) Nephron
(c) Oviduct (d) Vas deferens
28. Which STD causes damage to the eyes of babies
born to infected mothers?
(a) Gonorrhoea (b) Syphilis
(c) AIDS (d) Hepatitis
29. Hepatitis C virus
(a) May be transmitted by blood
(b) Has one stable genotype only
(c) May cause chronic infection
(d) Both b and c
30. In adult man, normal blood pressure is:
(a) 80/120 mmHg (b) 100/80 mmHg
(c) 120/80 mmHg (d) 100/120 mmHg
31. Match column I with column II and select the
correct options from the codes given below.
Column I Column II
A. Renal portal system 1. Sponges
B. Open circulation 2. Birds
C. Water circulation 3.Kidneys
D. Venous heart 4.Cockroach
5. Fishes
(a) A-3, B-4, C-2, D-1 (b) A-2, B-1, C-5, D-
(c) A-4, B-3, C-2, D-1 (d) A-3, B-4, C-1, D-
32. Assertion : The establishment of Reproductive
isolation is an event of biological significance
Reason: In the absence of reproductive isolation,
species can merge back into single population
(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.
ff
(ff)
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