55.

56.

57.

58.

59.

60.

61.

62.

63.

Which of the following events will NOT lead to transformation of a normal cell into a

cancer cell ?
(A) Gain of function of oncogenes
(B) 1085 of function of tumor suppressors

(C) Gain of function of genes involved in nucleotide excision repair

(D) 1௦% of function of pro-apoptosis related genes

What can be the impact of excessive use of nitrogenous fertilizers in agriculture ?

൯ Proliferation of nitrogen fixing microorganism in soil can occur

(11) Increase in the acidity of soil can occur

(111) Leaching of nitrate to the ground water can occur
Select the correct one.
(ಹ) (i) & (iii) only (B) (ii) only

(ल) Gi)

& (iii) only (D) (i), (ii) ‏ع‎ (iii)

Which of the following is NOT a chromosomal anomaly ?

ധ Cri

(C) Proteus syndrome

Baula project is meant for

lu Chat syndrome (8) Jacob’s syndrome
ற) Patau syndrome

(^) Turtles (B) Snow leopard
(C) Lion (D) Crocodiles
Which one of the following does NOT contribute to micro-evolutionary change ?
(4) Natural selection (B) Random mating
(C) Genetic drift (D) Mutation
Choose the agent that can cause relaxation of mesangial cells.
(A) Dopamine (B) Histamine
(C) Thrombaxane A, (D) Norepinephrine

Which one of
Peptides at epitl

the following does not belong to human antimicrobial proteins and
helial surfaces forming part of innate immunity ?

(^) Lactoferrin (8) Defensin
(6) Calprotectin ൯൩) Vimentin
Alveolar cells of the lung derived from
(^) Ectoderm (B) Mesoderm
(೮) Endoderm (D) Both Ectoderm & Mesoderm

Entry of envelo

ed viruses into host cells is mediated by

(A) Only endocytosis

(B) Only periocytosis

(C) Both endocytosis and membrane fusion
(D) Both endocytosis and phagocytosis

9 | 018/2021
[P.T.O.]