mcq biology

Biology MCQ-05: Biochemistry: Amino Acids: Part 1 for JRF/NET Life Science Examination


Biochemistry Quizzes


Biology MCQ with Answers and Explanations
(Sample/Model/Practice Questions for JRF/NET Life Science Examination, ICMR JRF, DBT JRF, GATE, ICAR NET, PG Entrance)

Biology MCQ-6: Biology/Life Science Multiple Choice Questions (MCQ) / Model Questions with answers and explanations in Biochemistry: Amino Acids Part 2 for preparing CSIR JRF NET Life Science Examination and also for other competitive examinations in Life Science / Biological Science such as ICMR JRF Entrance, DBT JRF, GATE Life Science, GATE Biotechnology, ICAR, University PG Entrance Exam, JAM, GRE, Medical Entrance Examination etc. This set of practice questions for JRF/NET Life Science will help to build your confidence to face the real examination. A large quantum of questions in our practice MCQ is taken from previous year NET life science question papers. Please take advantage of our NET Lecture Notes, PPTs, Previous Year Questions and Mock Tests for you preparation. You can download these NET study material for free from our SLIDESHARE account (link given below).


Biochemistry: Amino Acids Part 1 (MCQ 5)


.(1). Which of the following amino acid is sweet in taste?

a.       Glycine
b.      Alanine
c.       Glutamic acid
d.      None of these

(2). Which of the following amino acid act as inhibitory neurotransmitter?

a.       Glycine
b.      Alanine
c.       GABA
d.      All of these
e.       None of these

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mcq biology

Biology MCQ-03 Biochemistry: Carbohydrates – Part 2 for JRF/NET Life Science Examination


Biochemistry Quizzes

Biology MCQ (Multiple Choice Questions in Life Science)
(Sample/Model/Practice Questions for JRF/NET Life Science Examination, ICMR JRF, DBT JRF, GATE, ICAR NET, PG Entrance)


Biochemistry: Carbohydrates Part 2 (MCQ-03)


1.  The vitreous humor of eye is composed of_______.

a.       Heparin
b.      Hyaluronic acid

c.       Keratan Sulfate
d.      Chondroitin sulfate

2. N-acetyl glucosamine (NAG) and N-acetyl muramic acid (NAM) in peptidoglycan is connected by ____glycosidic linkage.

a.       α 1 – 4
b.      β 1 – 4

c.       α 1 – 2
d.      β 1 – 2

3.  Sulbactam is a ____________.

a.       β-lactam antibiotic
b.      β lactamase

c.       β lactamase inhibitor
d.      A class of penicillin

4.  Which of the following is not a sugar molecule of the O-antigen of gram negative bacteria?

a.       Tyvelose
b.      Abequose

c.       2 keto-3-deoxyoctanoate
d.      Teichoic acid

5.  Glycosidic bond between galactose and glucose in lactose is____.

a.       α 1 – 4
b.      β 1 – 4

c.       α 1 – 2
d.      β 1 – 2

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mcq biology

Biology MCQ-02 Biochemistry: Carbohydrates – Part 1 for JRF/NET Life Science Examination


Biochemistry Quizzes

Biology MCQ (Multiple Choice Questions in Life Science)
(Sample/Model/Practice Questions for JRF/NET Life Science Examination, ICMR JRF, DBT JRF, GATE, ICAR NET, PG Entrance)


Biochemistry: Carbohydrates Part 1 (MCQ-02)


1. The general chemical formula of carbohydrate is

a.       (CH2O)n
b.      (CH2O)2n

c.       (CHO)n
d.      CnH2nO

2. Which of the following is an aldotriose?

a.       Dihydroxyacetone
b.      Glyceraldehyde

c.       Ribulose
d.      Erythrose

3. What is the molecular formula of sucrose?

a.      C12H22O11
b.      C10H20O10

c.       C6H12O6
d.      C12H20O11

4. The glycosidic linkage between glucose molecule in maltose is

a.      β 1 – 4
b.      α 1 – 2

c.       α 1 – 4
d.      β 1 – 2

5. A keto pentose will have _____ sterioisomers.

a.      4
b.      6

c.       8
d.      10

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mcq biology

Biology MCQ-01: ICMR JRF Entrance Exam Model Question Paper-1 with Answer & Explanations

Biology MCQ (Multiple Choice Questions in Life Science)
(Sample/Model/Practice Questions for JRF/NET Life Science Examination, ICMR JRF, DBT JRF, GATE, ICAR NET, PG Entrance)

ICMR JRF Model Question Paper
INDIAN COUNCIL OF MEDICAL RESEARCH


 Model Question Paper 01 (MCQ 01)


New: NET Life Sciences Dec 2015 Question Paper with Detailed Answer key

1. The average size of 70S ribosomes of prokaryotes are:

a.      ~ 200 Å
b.      ~ 250 Å
c.      ~ 290 Å
d.      ~ 303 Å

2. Which of the following is an example for chemolithotroph?

a.       Acidithiobacillus ferrooxidans
b.       Nitrosomonas

c.       Nitrobacter
d.      All of the above

3. Which of the following is an example for denitrifying bacteria?

a.       Nitrosomonas
b.       Nitrobacter

c.       Pseudomonads
d.      All of the above

4. Who introduced the group Archaea for a group of prokaryotes on the basis of phylogenetic analysis of 16S rRNA?

a.       Roger Stanier
b.       Carl Woese

c.       C. B. van Niel
d.      Theodor Escherich

5. Who discovered endoplasmic reticulum?

a.      Keith porter
b.      Konstantin Mereschkowsky

c.      Camillo Golgi
d.      George Emil Palade

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