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