Graduate Aptitude Test Practice

I want the sample practice question paper of Biotechnology of Graduate Aptitude Test in Engineering (GATE) Exam?

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GATE Exam Biotechnology sample practice question paper

Q. 1 – Q. 25 carry one mark each.
Q.1 Which one of the following complement proteins is the initiator of the membrane attack complex?
(A) C3a (B) C3b (C) C5a (D) C5b
Q.2 Levinthal’s paradox is related to
(A) protein secretion (B) protein degradation
(C) protein folding (D) protein trafficking
Q.3 Which one of the following is a second generation genetically engineered crop?
(A) Bt brinjal (B) Roundup soyabean
(C) Golden rice (D) Bt rice
Q.4 Based on the heavy chain, which one of the following antibodies has multiple subtypes?
(A) IgM (B) IgD (C) IgE (D) IgG
Q.5 The cytokinetic organelle in plant cells is
(A) centriole (B) phragmoplast (C) proplastid (D) chromoplastid
Q.6 Anergy refers to
(A) mitochondrial dysfunction (B) allergy to environmental antigens
(C) unresponsiveness to antigens (D) a state of no energy
Q.7 ABO blood group antigens in humans are differentiated from each other on the basis of
(A) sialic acid (B) lipids (C) spectrin (D) glycoproteins
Q.8 Which one of the following organisms is used for the determination of phenol coefficient of a
disinfectant?
(A) Salmonella typhi (B) Escherichia coli
(C) Candida albicans (D) Bacillus psychrophilus





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