Explore topic-wise MCQs in Sciences Mcqs.

This section includes 118 Mcqs, each offering curated multiple-choice questions to sharpen your Sciences Mcqs knowledge and support exam preparation. Choose a topic below to get started.

51.

The instrument used to measure wind speed is

A. Anemometer
B. Barometer
C. Hydrometer
D. Hygrometer
Answer» B. Barometer
52.

Spinach leaves are rich source of________

A. Amino acid
B. Iron
C. Vitamin E
D. Carotene
Answer» B. Iron
53.

Study of fruit is called___________?

A. Pomology
B. Plriculture
C. Sericulture
D. Apiculture
Answer» B. Plriculture
54.

Segmented Worms take breath through:_________?

A. Mouth
B. Nose
C. Moist Skin
D. Head
Answer» D. Head
55.

Sodium carbonate is produced by____________?

A. haber process
B. Amonia solvay process
C. decons process
D. lead chamber process
Answer» C. decons process
56.

Study of life in outer space is known as ?

A. Endobiology
B. Exobiology
C. Enterobiology
D. Neobiology
Answer» C. Enterobiology
57.

_____are the vertices of the triangle of science.

A. Hypothesis, theory, law
B. Hypothesis, experiment, procedure
C. Heory, principle, law
D. Law, experiment, observation.
Answer» B. Hypothesis, experiment, procedure
58.

The position of earth in its orbit, when it is at its greatest distance from the sun causing northern summer is called

A. Aphelion
B. Perihelion
C. Perigee
D. Apogee
Answer» B. Perihelion
59.

Study of energy production in living bodies is called_________?

A. Biology
B. Biomechanics
C. Bioenergetics
D. Aerodynamics
Answer» D. Aerodynamics
60.

The species that flower are called ______?

A. Angiosperms
B. Bryophytes
C. Algae
D. Gymnosperms
Answer» B. Bryophytes
61.

Sedimentary rocks are__________?

A. Porous
B. Hard
C. Rough
D. Brittle
Answer» B. Hard
62.

Anti Diuretic hormone is secreted by one of the following glands:

A. Pituitary
B. Pancreas
C. Thyroid
D. None
Answer» B. Pancreas
63.

Albatros is:

A. A sea bird
B. A fruit
C. A fruit
D. None
Answer» B. A fruit
64.

SI unit of time is_________?

A. second
B. kilo gram
C. meter
D. volt
Answer» B. kilo gram
65.

The atmosphere of moon consists of:

A. 90% Hydrogen, 10% Nitrogen
B. 80%Nitrogen, 20% Hydrogen
C. 60% Nitrogen, 40%inert gases
D. None
Answer» B. 80%Nitrogen, 20% Hydrogen
66.

Theory on Geological formation of metals was given by______________

A. Jabir ibn hayyan
B. Al-Razi
C. Al-biruni
D. Plato
Answer» B. Al-Razi
67.

On 11 February 2016 The LIGO Scientific Collaboration announced the detection of

A. Electromagnetic waves
B. Seismic waves
C. Gravitational waves
D. Radio waves
Answer» B. Seismic waves
68.

Spring tides occur on new moon and full moon days because on these days_____________?

A. Sun, moon and earth are in a straight line
B. Sun and earth are at right angles
C. Sun and moon are at right angles
D. Earth and moon are at right angles
Answer» B. Sun and earth are at right angles
69.

The biggest species of the cat family is:

A. Tiger
B. Lion
C. Leopard
D. None
Answer» B. Lion
70.

The biggest planet in our solar system is:

A. Venus
B. Pluto
C. Jupiter
D. None
Answer» B. Pluto
71.

The outermost layer of the Earth is

A. Crust
B. Inner mantle
C. Outer mantle
D. Core
Answer» B. Inner mantle
72.

Tesla is the unit of_________________________?

A. Magnetic Field Strength
B. Electric Field Strength
C. Gravitational Field Strength
D. Nuclear Field Strength
Answer» B. Electric Field Strength
73.

The Great Spot is a

A. Mountain
B. Desert
C. Frozen Carbon dioxide
D. Storm
Answer» B. Desert
74.

The most densest substance on the Earth is

A. Platinum
B. Copper
C. Steel
D. Osmium
Answer» B. Copper
75.

Diamer-Basha Dam is to be constructed on:

A. River Sutlaj
B. River Jhelum
C. River Chenab
D. None
Answer» B. River Jhelum
76.

Instrument used for measuring very high temperature is

A. Pyroscope
B. Pyrometer
C. Seismograph
D. Xylometer
Answer» B. Pyrometer
77.

Electrons were discovered by

A. James Chadwick
B. J.J. Thomson
C. F.W. Aston
D. Rutherford
Answer» B. J.J. Thomson
78.

Study of Soil is called__________?

A. Pedology
B. Pedagogy
C. sociology
D. Demography
Answer» B. Pedagogy
79.

Short-sightedness can be corrected by using ___________?

A. Convex lens
B. Concave lens
C. Convex-concave lens
D. Concave-convex lens
Answer» C. Convex-concave lens
80.

Select the arrangement of electromagnetic radiation which starts with the lowest energy and increases to greatest energy?

A. radio, visible, infrared, ultraviolet, x-ray, gamma ray
B. radio, infrared, visible, x-ray, gamma ray, ultraviolet
C. visible, radio, infrared, ultraviolet, x-ray, gamma ray
D. radio, infrared, visible, ultraviolet, x-ray, gamma ray
Answer» E.
81.

The Beta particles are fast moving

A. Protons
B. Electrons
C. Neutrons
D. None
Answer» B. Electrons
82.

Name the animal which can do without water in its entire life?

A. Desert lizard
B. Camel
C. Kangaroo rat
D. Cuttlefish
Answer» D. Cuttlefish
83.

Sun is moving around the centre of the galaxy at a velocity of _______ km/s?

A. 205
B. 210
C. 215
D. 220
Answer» E.
84.

Dispersion of white light into seven different colors was showed by_____________

A. Galileo Galilei
B. Issac newton
C. Al.haitham
D. Ibne sina
Answer» B. Issac newton
85.

The gas used in a refrigerator to cool water is

A. Nitrogen
B. Carbon dioxide
C. Methane
D. Ammonia
Answer» B. Carbon dioxide
86.

Television signals are converted into light signals by___________?

A. Optical fiber
B. Transistor
C. Decoder
D. Photo diode
Answer» E.
87.

Blood is cleaned by

A. Lungs
B. Liver
C. Heart
D. Kidneys
Answer» B. Liver
88.

Which of the following is not a major sub division of the biosphere?

A. Hydrosphere
B. Stratosphere
C. Lithosphere
D. None
Answer» B. Stratosphere
89.

The damage to the _____ nerve could result in the defect of the eye movement:

A. Optic
B. Trigeminal
C. Abducens
D. None
Answer» B. Trigeminal
90.

Some substances are good conductor of electricity in both the solid and liquid states. These substances are generally______________?

A. ionic substances
B. metallic substances
C. molecular solids
D. covalent network solids
Answer» C. molecular solids
91.

UV light falls in the category of:

A. Ionizing Radiations
B. Non Ionizing Radiation
C. Visible light
D. None
Answer» B. Non Ionizing Radiation
92.

Steradian is the unit of_______________?

A. Solid angle
B. Liquid angle
C. Gas angle
D. Plain angle
Answer» B. Liquid angle
93.

Sound travels_______ in solid materials then liquid?

A. Constant
B. Slowest
C. Fastest
D. None of these
Answer» D. None of these
94.

The severity of 2005 earthquake in Pakistan on Richter scale was

A. 6.9
B. 7.6
C. 7.1
D. None
Answer» C. 7.1
95.

How many meters are in one mile?

A. W many meters in one mile?
B. 1409.34
C. 1509.34
D. 1609.34
Answer» E.
96.

Kilowatt-hour is a unit of

A. Power
B. Electric Current
C. Energy
D. Time
Answer» B. Electric Current
97.

It is a secondary plant nutrient:

A. Nitrogen
B. Phosphorus
C. Sulphur
D. None
Answer» B. Phosphorus
98.

For a fixed mass of gas at constant temperature, if we decrease volume, the pressure will increase _________.

A. Low
B. High
C. Constant
D. None of these
Answer» B. High
99.

Study of the Universe is known as___________?

A. Sociology
B. Cosmology
C. Universology
D. Petology
Answer» C. Universology
100.

Atom is made up of ____ different kinds of subatomic particles:

A. Three
B. Two
C. Four
D. None
Answer» B. Two