A block exerts a thrust of 500 N on a surface of area 0.25 m 2 . The pressure exerted by the block is _______.
a.
125 N/m2
b.
2000 N/m2
Correct Answer
c.
500 N/m2
d.
250 N/m2
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Q3mcq
Which statement is INCORRECT about a household electric circuit?
a.
Current through each appliance is the same.
Correct Answer
b.
A fuse is always connected in the live wire.
c.
A fuse protects the circuit from excessive current.
d.
All appliances are connected in parallel.
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Q4mcq
A student cannot clearly see objects placed at a distance but can read a book comfortably. The defect in the eye is:
a.
myopia
Correct Answer
b.
astigmatism
c.
hypermetropia
d.
presbyopia
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Q5mcq
When touching a hot object with the hand, human beings are able to remove their hand immediately because:
a.
human beings are more intelligent than others
b.
human beings are sensitive to the stimulus of touch
Correct Answer
c.
human beings are the supreme creatures of the living world
d.
every living organism can do so Test Date 08/12/2025 Test Time 9:00 AM - 10:30 AM Subject RRB Level 01 Stage I * Note Correct Answer will carry 1 mark per Question. Incorrect Answer will carry 1/3 Negative mark per Question. 1. Options shown in green color with a tick icon are correct. 2. Chosen option on the right of the question indicates the option selected by the candidate.
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Q21mcq
Which of the following is an enzyme that is secreted in the stomach during the process of digestion?
a.
Amylase
b.
Pepsin
Correct Answer
c.
Trypsin
d.
Mucus
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Q22mcq
Which of the following is a common use of baking soda?
a.
Neutralising excess stomach acid
Correct Answer
b.
Increasing acidity in soil beds
c.
Preventing bacterial decomposition
d.
Reacting with alcohol to make soap
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Q23mcq
Which of the following can be considered a reason for Mendel's success in formulating laws of inheritance?
a.
He was a well-trained scientist.
Correct Answer
b.
He was a monk.
c.
He had supernatural power.
d.
He had knowledge of mathmatics.
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Q24mcq
Why does growth in plants occur only at specific regions?
a.
Because all plant cells stop growing after maturity
b.
Because all plant tissues can divide only once
c.
Because meristematic tissues are located only in specific regions
Correct Answer
d.
Because permanent tissues keep dividing throughout the plant
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Q25mcq
Which non-metal exhibits a lustrous shine like metals?
a.
Flourine
b.
Chlorine
c.
Iodine
Correct Answer
d.
Sulphur
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