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CSIR UGC NET Compulsory – Model Paper 1

Hello CSIR UGC NET aspirants, This is the Model paper series for COMPULSORY paper – A from the CSIR syllabus – PAPER – I (Part A). This is useful for all aspirants. Check your ability with this model paper series. This is Model Paper -1.

csir ugc net Model paper series

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Compulsory Paper - Model Paper 1

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Question 1
What amount has to be taken from 11 N HCl to make 50 ml of 2N HCl
A
11.0 ml
B
9.09 ml
C
2.0 ml
D
6.03 ml
Question 2
High biological oxygen demand in water body indicates
A
Chemical pollution
B
Pressure of heterotrophs
C
High Photo autotroph
D
Organic pollutant
Question 3
Oxidation of copper occurs in
  1. CuSO4 + Zn   → ZnSO4 + Cu
  2. Cu + AgNO3   → CuNO3 + Ag
  3. Fe + CuSO4   → Fe2(SO4)3 +Cu
  4. Cu + AuCl3     → 3 CuCl + Au
A
A and B
B
B and C
C
A and D
D
B and D
Question 4
Which of the following element is required for production of thyroxin?
A
Iodine
B
Flourine
C
NaCl
D
Bromine
Question 5
The computer codes for decimal number 99 will be
A
1110111
B
1000011
C
1100011
D
011000111
Question 6
If a certain place shows stable population distribution. It means maximum number of individual will be ...
A
Oldest
B
Healthy
C
Youngest
D
Reproductively more active
Question 7
Among following which cell can be divided by binary fission...
A
RBC
B
Bone-marrow cell
C
Nerve cell
D
Muscle cell
Question 8
Earth is active planet and have phenomenon like volcano, earthquake and continental drift. The major source of energy for continental drift is ..
A
Moon gravity
B
Energy from sun
C
Earth gravity
D
Radioactivity in core of earth
Question 9
The kidney function do not include
A
Excretion of toxic materials
B
Re-absorption of bile salts
C
Excretion of nitrogenous waste
D
Osmoregulation
Question 10
Blue color of Sky is due to
A
Scattering only
B
Answer is not in the options
C
Due to consumption of sunlight
D
Crompton scattering
Question 11
Temperature above which gas can not be liquified even by applying pressure is termed as ...
A
Critical temperature
B
Boyle temperature
C
Curie Temperature
D
Charles temperature
Question 12
The mean salinity of sea 35 g per liter. The main cause of this observed salinity is...
A
Crust erosion and surface runoff
B
Evaporation and Rainfall
C
Photosynthesis
D
Reverse drainage
Question 13
The fact that night sky is dark shows that the universe
A
is infinite in extent
B
is infinitely old
C
is not infinitely old
D
originated in big bang
Question 14
Brown ring test is confirmatory test for which anionic species
A
Fluoride
B
Bromide
C
Chloride
D
Nitrate
Question 15
Which of the following is not possible in biological systems?
A
RNA -> DNA -> Protein
B
Glucose -> amino acid -> Protein
C
Protein -> RNA -> DNA
D
DNA -> RNA -> Protein
Question 16
Copper sulphate in presence of excess of ammonia gives blue color, the blue is due to
A
Complex ligand formation
B
Cupric ions
C
Cuperous ions
D
Ammonium Sulphate
Question 17
Zinc oxide is thermogenic, changing from white to yellow when heated to high temperature. This color change is caused due to
A
Burning of Oxygen
B
Fluorescence at high temperature
C
Stoichiometric property of metal
D
Non - Stoichiometric property of metal
Question 18
Which of the following has the shortest gestation period
A
Buffalo
B
Camel
C
Goat
D
Cow
Question 19
Salivary amylase acts most effectively in
A
An Alkaline Solution
B
An acidic solution
C
any state
D
A Neutral solution
Question 20
Which of the following is responsible for ozone hole?
A
Methane (CH4)
B
Chlorine
C
Carbon dioxide (CO2)
D
Nitric Oxide (NO)
Question 21
Parts per billion can be represented as ... 
A
μg/g
B
μl/l
C
μg/Kg
D
ng/Kg
Question 22
Which of the following is not direct consequence of green house effect
A
Global warming
B
Rainfall
C
Tsunami
D
Increase in sea level
Question 23
Core of the moon is
A
Plasma
B
Viscous liquid
C
Solid
D
Volatile gas
Question 23 Explanation: 
Core moon is solid like earth's core
Question 24
Smog is due to...
A
increase in Carbon dioxide
B
Low temperature of earth surface
C
More moisture in environment
D
Air pollution derived from smoke and vehicles
Question 25
Serum is
A
Plasma without fibrinogen
B
None of the above
C
Purified blood
D
another name of Plasma
Question 26
Which statement is not correct for all mammals
A
Absence of Scales
B
Absence of laying egg
C
Absence of segmentation
D
Presence of asexual reproduction
Question 27
The period of isolation for chicken pox is
A
at least one week
B
not less than 2 weeks
C
ten days after the appearance of rash
D
until all the scabs have fallen off
Question 28
Which one is an egg laying mammal
A
Whale
B
Spiny ant eater
C
Bat
D
Scaly ant eater
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There are 28 questions to complete.

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