36) Interfascicular cambium and cork cambium are able to divide and produce cells that once again lose the capacity to divide but mature to perform specific function. This phenomenon is called
1) Differentiation
2) Dedifferentiation
3) Redifferentiation
4) Heterophylly
37) Vermiform appendix is part of
1) Reprodictive system
2) Alimentary canal
3) Vascular system
4) Nervous system
38) Which group of three of following statements (1-5) contains all the three statements regarding beriberi ?
1) A crippling disease prevalent among the native population of Africa
2) A deficiency disease caused by lack of thiamine
3) A nutritional disorder in infants and young children
4) Occurs in those countries where the staple diet is polished rice
5) The symptoms are pain from neuritis, paralysis muscle wasting, progressive oedema, mental deterioration and finally heart failure
A) 2,4,5 B) 1,2,4
c) 1,3,5 D) 2,3,5
39) Gaseous (O2 & CO2 ) exchange bet ween alveoli and blood, and blood and tissues takes place by
A) Simple diffusion
B) Facilitated diffusion
C) active transport
D) All of the above
40) Match the columns I & II and choo se the correct combination from the options given
Column I Column II
a) Eosinophils 1) Involved in inflammatory reaction
b) Basophils 2) Allergic reactions
c) Neutrophils 3) Responsible for immune response
d) Lymphocytes 4) Phagocytic cells
e) Monocytes 5) Gas transport
A) a-4,b-5,c-1,d-2,e-3 B )a-2,b-1,c-4,d-3,e-5
C) a-1,b-2,c-3,d-4,e-3 D) a-2,b-1,c-4,d-3,e-4
41) Match the columns I & II, and choose the correct combination from the options given
Column I Column II
a) Superior Vena Cava p)Carries deoxygenated blood to lungs
b) Inferior Vena Cava q)Carries oxygenated blood from lungs
c) Pulmonary Artery r) Brings deoxygenated blood from lower parts
of body to right atrium
d) Pulmonary Vein t) Brings deoxygenated blood from upper parts
of body into right atrium
1) a-q,b-t,c-r,d-p 2) a-t,b-p,c-q,d-r
3) a-t,b-r,c-p,d-q 4) a-t,b-p,c-r,d-q
42) Match the columns
Column I Column II
a) Uremia 1) Excess of protein level in urine
b) Haematuria 2) Presence of high ketone bodies in urine
c) Ketonuria 3) Presence of blood cells of urine
d) Glycosurria 4) Presence of glucose in urine
e) Proteinuria 5) Presence of excess urea in blood
A) a-2, b-1,c-3, d-4, e-5 B) a-3, b-5, c-2, d-1, e-4
C) a-5, b-3, c-4, d-2, e-1 D) a-5, b-3, c-2, d-4, e-1
43) The entire process of response to peripheral nervous stimulation , that occurs involuntarily, i.e without conscious effort or thought and requires the involvement of a part of CNS is called a
1) Limbic system
2) Sensory reception
3) Reflex arc
4) Reflex action
44) During transmission of nerve impulse through a nerve fibre , the potential on the inner side of plasma membrane would change
1) First negative , then positive & continue to be positive
2) First positive, then negative & continue to be negative
3) First positive, then negative & again back to positive
4) First negative , then positive & again back to negative
45) A pregnant female delivers a baby who suffer from stunted growth, mental retardation low intelligence quotient & abnormal skin. This is the result of
1) Cancer of the thyroid gland 2) Over secretion of pars distalis
3) Deficiency of iodine in diet 4) Low secretion of growth hormone
46) The two cells at which pollen grains are discharged are
1) Larger generative cell & smaller vegetative cell
2) Larger vegetative cell & smaller body cell
3) Smaller vegetative cell & larger body cell
4) Smaller generative cell & larger vegetative cell
47) Minerals required for the germination of pollen grains on stigma are
1) Ca,B 2) Mn,Ca
3) N,S 4) Fe,Ca
48) The chemical complex which controls the chemotropic movement of Pollen tube in style is
1) K+, salts, amino acids
2) Organic acids , K+
3) Ca,B inositol sugar complex
4) Phenols & lignins
49) When pollen grains of a flower fall on the stigma of another flower of the same plant, this condition is called
1) Genetically self-pollination
2) Genetically self-pollination & ecologically crosspollination
3) Ecologically cross-pollination
4) Genetically cross-pollination and ecologically self-pollination
50) When the body of he ovule, the embryo sac, and the micropyle lie at right angles to the funiculus, the ovule is called
1) Amphitropous 2) Anatropous
3) Campylotropous
4) Hemianatropous
51) Umbilical cord suspends embryo in amniotic cavity and is attached to the midgut region of the embryo. In eutherains, this umbilical cord is formed of the stalk of
1) Yolk sac & amnion
2) Allantois & chorion
3) Yolk sac & chorion
4) Allantois & Yolk sac
52) Find the incorrect match with respect to increase in the levels of following hormones :
1) Oxytocin – Uterine contraction during labor
2) Prolactin- Lactation after child birth
3) Progrsterone – Uterine contraction
4) Luteinizing hormone - Stimulates ovulation
53) (A) Ovulation takes place When the blood level of luteinizing hormone is high
(R): Leutinizing hormone is responsible for ovulation
1) If both A & R are true and R is the correct explanation of the A
2) If both A & R are true but R is not the correct explanation of the A
3) If A is true , but R is false
4) If both A & R are false
54) Correct sequence of hormone secretion from the beginning of menstruation is
1) FSH , progesterone, estrogen
2) Estrogen, FSH, Progesterone
3) FSH, estrogen, progesterone
4) Esterogen, progesterone, FSH
55) Which of the following chemicals can be used under chemical methods for contraception ?
1) Lactic acid 2) Boric acid
3) Citric acid2 4) All of these
56) Find the correct match
Column I Column II
a) Phenotype i) G.Shull
b) Heterosis ii) Johanssen
c) Heterozygous iii) Correns
d) Incomplete dominance
iv) Bateson
1) a-ii,b-I,c-iv,d-iii
2) a-ii,b-I,c-iii,d-iv
3) a-iv,b-I,c-iii,d-ii
4) a-I,b-ii,c-iii,d-iv
(To Be Continued)
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