ONGC Junior Assistant Question Paper. We covered all the ONGC Junior Assistant Question Paper in this post for free so that you can practice well for the exam.
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ONGC Junior Assistant Objective Question Paper for Students
When iron is put in copper sulfate solution the color of the solution turns green. This is because.
a) Iron sulfate is formed
b) Copper is deposited
c) Impurities are present in iron
d) Iron is formed
Option a – Iron sulfate is formed
If the pH of a soil sample is 4, which of the following substance can be to help the growth of plants?
a) Calcium chloride
b) Calcium oxide
c) Urea
Option b – Calcium oxide
The finger-like projection called villi present in the small intestine, help in the process of ………
a) Egestion
b) Digestion
c) Absorption
d) Assimilation
Option c – Absorption
Pick the INCORRECT statement.
a) Warm air is lighter than cold air
b) Air expands on heating
c) Smoke always rises up
d) When warm air rises up, pressure in that region increases
Option d – When warm air rises up, pressure in that region increases
The ISI mark on an electrical appliance ensures that the…….
a) Appliance is safe
b) Appliance is new
c) Appliance is safe and wastage of energy is minimum
d) Wastage of energy is minimum
Option c – Appliance is safe and wastage of energy is minimum
Plants are not kept in rooms meant for sleeping at night because …..
a) They prepare starch making use of water and CO₂
b) They take in oxygen and give out CO₂
c) They absorb all moisture present in the room
d) They give out oxygen during photosynthesis
Option b – They take in oxygen and give out CO₂
Indentify the natural indicator.
a) Methyl orange
b) Phenolphthalein
c) China rose
d) Methyl blue
Option c – China rose
What is the correct sequence of the passage of food inside the human body?
a) Buccal cavity, esophagus, stomach, large intestine, small intestine, rectum, anus
b) Buccal cavity, esophagus, stomach, small intestine, large intestine, rectum, anus
c) Oesophagus, buccal cavity, stomach, small intestine, large intestine, rectum, anus
d) Buccal cavity, esophagus, small intestine, stomach, large intestine, rectum, anus
Option b – Buccal cavity, esophagus, stomach, small intestine, large intestine, rectum, anus
The synthesis of food in plants takes place in the ………
a) Roots
b) Leaves
c) Stem
d) Fruit
Option b – Leaves
Vermi-processing toilet involves the use of ………
a) Aerobic bacteria
b) Earthworms
c) Chemicals
d) Anaerobic bacteria
Option b – Earthworms
A simple pendulum consists of a small metallic ball. This ball is called …….
a) Gong
b) Bob
c) Fork
d) Rod
Option b – Bob
Complete the following equation.
a) Sodium chloride + water
b) Sodiun hydrogen chloride + sodium
c) Sodium chloride + Hydrogen
d) Sodium chloride + Oxygen
Option a – Sodium chloride + water
An image formed by a plane mirror could not be obtained on a screen. Such an image is called a/an……….
a) Real Image
b) Inverted Image
c) Virtual Image
d) Perfect Image
Option c – Virtual Image
Mirrors are used by dentists to see an enlarged image. These mirrors are.
a) Concave
b) Convex
c) Plane
d) Spherical
Option a – Concave
Choose the INCORRECT statement: excessive current in electrical circuits are due to…….
a) Direct touching of wires
b) Connecting many devices to one socket
c) Insulation of wires
d) Both A and B
Option c – Insulation of wires
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