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Home / Practise Tests / CSIR UGC NET Compulsory – Model Paper 1

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

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