If Girl A takes 20 s and Girl B takes 50 s to climb a rope, both performing 3200 J of work, their difference in performance is characterised by which physical concept?
a.
Power
Correct Answer
b.
Total energy consumed
c.
Gravitational force
d.
Total displacement
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Q2mcq
Which of the following is INCORRECT about meristematic tissues?
a.
Lack of vacuoles
b.
Thin walled
c.
Presence of vacuoles
Correct Answer
d.
Actively dividing cells
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Q3mcq
Which of the following belongs to the alkyne group?
a.
C3H4
Correct Answer
b.
C6H6
c.
C2H4
d.
C3H8
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Q4mcq
Which of the following statements regarding the need for macronutrients in plants is correct?
a.
Macronutrients are only required during the flowering stage.
b.
Macronutrients are less important than micronutrients.
c.
Plants can survive without macronutrients.
d.
Macronutrients are required by plants in large quantities for proper growth and development.
Correct Answer
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Q5mcq
Which of the following statements about resistivity is correct?
a.
It increases with the cross-sectional area
b.
It depends only on the nature and temperature of the material
Correct Answer
c.
It decreases when the length increases
d.
It changes with the shape of the conductor Test Date 17/12/2025 Test Time 4:30 PM - 6:00 PM 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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Q6mcq
What is the benefit of developing dwarf broiler parents in poultry?
a.
To increase flight ability
b.
To reduce feed consumption and improve meat yield
Correct Answer
c.
To make them resistant to rain
d.
To lay larger eggs
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Q7mcq
Which of the following is NOT a molecule of a compound?
a.
O3
Correct Answer
b.
CH4
c.
NH3
d.
HCl
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Q8mcq
A convex mirror is generally used as a rear-view mirror in vehicles because it:
a.
Produces magnified images
b.
Produces a wider field of view
Correct Answer
c.
Absorbs most of the light rays
d.
Produces real and inverted images
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Q9mcq
The colour of silver chloride changes when placed in sunlight for some time due to the:
a.
Combination reaction of silver chloride with oxygen
b.
Photochemical decomposition of silver chloride by sunlight
Correct Answer
c.
Thermal decomposition of silver chloride
d.
Displacement reaction by oxygen and water
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Q10mcq
Brass is an example of:
a.
a compound
b.
a homogeneous mixture
Correct Answer
c.
a heterogeneous mixture
d.
an element
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A long straight wire carries a current I, and the magnetic field at a distance r from the conductor is B. If the distance from a straight current-carrying wire is doubled, what will be the magnetic field at that point?
a.
2B
b.
B/2
c.
B
d.
Zero
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Which of the following statements is/are correct regarding sexual reproduction in plants? Statement A: After fertilisation, the zygote divides several times to form an embryo within the ovule Statement B: The ovule develops a tough coat and is gradually converted into a seed.
a.
Only statement B
b.
Both statements A and B
c.
Neither statement A nor B
d.
Only statement A
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The sum of three numbers is 180. If the ratio of the second number to the first number is 14:7 and that of the third number to the second number is 15:15, then find the second number.
a.
70
b.
72
c.
71
d.
74
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Bharat goes to a shop to purchase a toy train priced at ₹5,000. He is offered 4 discount options by the shopkeeper. Which of these options should he opt for to gain maximum advantage of the discount offered?
a.
Two successive discounts of 44% and 18%
b.
Two successive discounts of 30% each
c.
Two successive discounts of 24% and 25%
d.
Single discount of 22%
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