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Exam Details

CHEMICAL SCIENCE PART A ( DECEMBER 2019) 2019

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Questions 20
Duration 180 mins
Package CSIR NET & SET - Previous Year Papers

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Difficulty distribution

Medium 13 65%
Hard 7 35%

Question type distribution

Multiple Choices 20 100%

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1
2019 · Unclassified
CHEMICAL SCIENCE PART A ( DECEMBER 2019) 2019
The trends of two quantities over five year are shown in the graph. Which of the following are valid inferences?
A. The mean values of the quantities are nearly equal
B. The variation in the two quantities are nearly equal
C. Quantity 1 varies less over the given period as compared to Quantity 2
A
Only (A) is true
B
Only (B) is true
C
(A) and (C) are true
D
(A) and (B) are true
2
2019 · Unclassified
CHEMICAL SCIENCE PART A ( DECEMBER 2019) 2019
The difference, the sum and the product of two integers are in the proportion 1:3:10. The two integers are:
A
2025-03-09 13:30:00
B
2025-02-05 13:30:00
C
2025-05-10 12:30:00
D
2025-03-10 12:30:00
3
2019 · Unclassified
CHEMICAL SCIENCE PART A ( DECEMBER 2019) 2019
Which among the following diagrams can represent the relationships between house, offices and building?
A
B
C
D
4
2019 · Unclassified
CHEMICAL SCIENCE PART A ( DECEMBER 2019) 2019
A move of a coin is defined as crossing any number of points in a straight line on the 4 × 4 (horizontally, vertically or diagonally). What is the least number of moves in which a coin, starting from the indicated position, can cover all nine points within the marked square?
A
Four
B
six
C
seven
D
five
5
2019 · Unclassified
CHEMICAL SCIENCE PART A ( DECEMBER 2019) 2019
The length of a rod is measured repeatedly by two persons. Person A reports the length to be 1002 ± 1 cm while person B reports the length to be 1001 ± 2 cm. It is known from a more reliable method that the length is 1000.1 ± 0.5 cm. Which one of the following statements is correct?
A
Measurements made by B are less accurate, but more precise, compared to those by A.
B
Measurements made by A are less accurate, but more precise, compared to those by B.
C
Measurements made by A are more precise and more accurate, compared to those by B.
D
Measurements made by B are more precise and more accurate, compared to those by A.
6
2019 · Unclassified
CHEMICAL SCIENCE PART A ( DECEMBER 2019) 2019
In a certain cipher language ‘BIKE’ is coded as ‘YFHB’ and ‘CAR’ is coded as ‘ZXO’ then ‘SCOOTER’ can be coded as
A
TAPPIYB
B
PYVVAHJ
C
PZLLQBO
D
JZKKMCO