One of the countries through which the equator passes is _______?
A. Malaysia
B. Malta
C. Pakistan
D. Kenya
Copper can be converted into gold by?
A. Heating
B. Electroplating
C. Chemical reaction
D. Artificial radioactivity
The three elements needed for the healthy growth of plants are _______?
A. N, C, P
B. N, K
C. N, S, P
D. N, P, K
Clocks that move with velocities comparable to the velocity of light run?
A. Slow
B. Equal to the velocity of light
C. With zero velocity
D. Fast
Max Planck received the Nobel Prize in Physics in 1918 for his discovery of?
A. Electron
B. Energy quanta
C. Photon
D. Positron
A bronze medal is made up of metals?
A. Copper, nickel
B. Copper, tin
C. Copper, silver
D. Copper, zinc
Addison’s disease is caused by the deficiency of?
A. Antidiuretic hormone
B. Luteinising hormone
C. Melanophore stimulating hormone
D. Adrenocorticotrophic hormone
Hummingbirds belong to a category called?
A. Ectotherm
B. Endotherm
C. Exotherm
D. Heterotherm
The radioactive isotope of Uranium used in nuclear bombs is?
A. 92 U 234
B. 92 U 233
C. 92 U 235
D. 92 U 238
Human population growth is greatest in developing countries because?
A. The birth rate is high in developing countries
B. The death rate is high in developing countries
C. Much of the population has already reached the childbearing age
D. Most of the world’s population lives in industrialized countries
Which woody raw material is used for the manufacture of paper pulp?
A. Poplar
B. Bagasse
C. Cotton
D. Rice straw
Rectified spirit contains alcohol about?
A. 85%
B. 80%
C. 70%
D. 95%
Which of the following elements is not present abundantly in the earth’s crust?
A. Carbon
B. Radium
C. Silicon
D. Aluminum
The famous book “Al – Qanun” was written by the Muslim scientist?
A. Abdul Qasim Majreeti
B. Zakariya Al – Razi
C. Abu Ali Sina
D. Jabar bin Hayyan
Basic metals can be converted into gold by?
A. Beating
B. Chemical reaction
C. Artificial nuclear radioactivity
D. Heating
One of the main functions of the earth’s ozone layer is to?
A. Absorb pollution
B. Prevent global warming
C. All of the above
D. Filter out ultraviolet rays
A person with the following blood group is considered to be a universal recipient?
A. AB+
B. O+
C. A+
D. B+
E. None of these
The study of life in outer space is known as?
A. Exobiology
B. Neobiology
C. Enterobiology
D. Endobiology
E. Microbiology
The name of the common mineral salt present in sweat is?
A. Potassium Sulphate
B. Iron Sulphate
C. Sodium Chloride
D. Calcium Oxalate
E. None of these
The sensitive layer of the eye is?
A. Sclerotic
B. Cornea
C. Choroids
D. None of these
E. Retina
Laughing gas has a chemical composition of which two elements?
A. Nitrogen + Hydrogen
B. Nitrogen + Carbon
C. Nitrogen + Oxygen
D. Oxygen + Carbon
E. None of these
Dr. Abdus Salam of Pakistan was one of the contributors to the unification of which forces?
A. Electromagnetic force and gravitational force
B. Electromagnetic force and weak nuclear force
C. Gravitational force and weak nuclear force
D. Weak nuclear force and strong nuclear force
E. None of these
Which triplet in DNA codes for valine?
A. CTT
B. AGU
C. CAT
D. AAT
E. None of these
What is the chance of a diabetic baby born to parents both heterozygous normal?
A. Zero
B. ¼
C. ½
D. ¾
E. None of these
The role of biotechnology in the production of food is based on?
A. Decomposition
B. Respiration
C. Digestion
D. Fermentation
E. None of these
Which form of drug abuse involves the most risk of infection with the HIV (AIDS) virus?
A. Cigarette smoking
B. Using alcohol
C. Injection of heroin
D. Taking too much aspirin
E. None of these
The founder of modern astronomy was?
A. Nicolas Copernicus
B. Archimedes
C. William Gilbert
D. Michael Faraday
E. None of these
The instrument which measures very high temperature is?
A. Manometer
B. Thermostat
C. Pyrometer
D. Chronometer
E. None of these
The science which deals with the study of manners and customs of people is?
A. Ethnology
B. Morphology
C. Ethics
D. Genetics
E. None of these
Chemicals used to kill rats and mice are?
A. Insecticides
B. Rodenticides
C. Fungicides
D. Herbicides
E. None of these
Dry ice is made of which substance?
A. Methane hydrate
B. Liquid Nitrogen
C. Solid Carbon dioxide
D. Frozen Water
E. None of these
The chemical name of vinegar is _____________?
A. Sodium Nitrate
B. Dilute acetic acid
C. Chloride of lime
D. Calcium
E. None of these
Deficiency of which vitamin decreases hemoglobin production?
A. Biotin
B. Thiamine
C. Niacin
D. Pyridoxine
E. None of these
Hygrometer is used for measuring ____________?
A. Speed of sound
B. Density of milk
C. Humidity of air
D. Specific gravity of liquids
E. None of these
Bronze is an alloy of ____________?
A. Copper and Zinc
B. Tin and Zinc
C. Copper and Tin
D. Iron and Zinc
E. None of these
Which of the following is most elastic?
A. Steel
B. Rubber
C. Glass
D. Sponge
E. None of these
The orbital period of the planet Mercury around the sun is _____________?
A. 88 days
B. 365 days
C. 2 years
D. 98 days
E. None of these
The most splendid and magnificent constellation in the sky is?
A. Orion
B. Columbia
C. Canis Major
D. Taurus
E. None of these
Eugenics is the study of _______________?
A. Altering human beings by changing their genetic components
B. People of European region
C. Different races of mankind
D. Genetic of plants
E. None of these
The position of the 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
E. None of these
Diamond is a very expensive ornament. It is composed of a single element ___________?
A. Carbon
B. Gold
C. Silver
D. Platinum
E. None of theseWhich of the following layers make radio transmission possible?
A. Troposphere
B. Ionosphere
C. Mesosphere
D. Stratosphere
E. None of theseWhich of the following explains the reason why there is no total eclipse of the sun?
A. Size of the earth in relation to that of moon
B. Orbit of moon around earth
C. Direction of rotation of earth around sun
D. Area of the sun covered by the moon
E. None of theseTelevision signals are converted into light signals by___________?
A. Optical fiber
B. Transistor
C. Decoder
D. Photo diode
E. None of theseWhere do most of Asteroids lie?
A. In asteroid belt between the orbits of Mars and Jupiter
B. In asteroid belt between the orbits of Mars and Venus
C. In asteroid belt between the orbits of Jupiter and Venus
D. Everywhere in the sky
E. None of theseThe number of spark plugs needed in a diesel engine is__________?
A. 2
B. 3
C. 0
D. 4
E. None of theseThe half life of a radioactive element is 8-days. How long it take to reduce it from 10 mg to 5 mg?
A. 4 days
B. 12 days
C. 16 days
D. 8 days
E. None of theseThe term ‘Blue Shift’ is used to indicate?
A. Doppler effect in which an object appears bluer when it is moving towards the observer or observer is moving towards the object.
B. Turning a star from white to blue
C. In future sun would become blue
D. Black hole was blue at its start
E. None of theseFuel used in a Fast Breeder Reactor is _____________?
A. Uranium Oxide
B. Uranium Plutonium carbide
C. Uranium Plutonium Oxide
D. Uranium thorium Oxide
E. None of theseMonsoon is caused by____________________?
A. Seasonal reversal of winds
B. Revolution of earth
C. Movement of clouds
D. Rise in temperature
E. Rain forests
Which atmospheric layer helps in radio communication?
A. Exosphere
B. Ionosphere
C. Troposphere
D. Stratosphere
E. Ozone layer
A moderator is used in a nuclear reactor in order to ___________?
A. Accelerate the neutrons
B. Slow down the speed of the neutrons
C. Increase the number of electrons
D. Decrease the number of electrons
E. None of these
Sedimentary rocks are characterized as __________?
A. Porous
B. Hard
C. Rough
D. Brittle
E. Volcanic
Which one of the following is a non-metallic mineral?
A. Manganese
B. Magnesium
C. Gypsum
D. Bauxite
E. None of these
The ozone layer prevents ______________ radiation from entering the atmosphere?
A. Infra-red
B. Ultraviolet
C. X-rays
D. Gamma rays
E. None of these
The phenomenon of Aurora Borealis, the display of red and green lights in the northern hemisphere, is due to radiations from ____________?
A. Ionosphere
B. Troposphere
C. Mesosphere
D. Stratosphere
E. None of these
Yeast is used in making bread because it produces _____________?
A. Carbon dioxide
B. Sugar
C. Bacteria
D. Oxygen
E. None of these
Oasis is associated with ____________?
A. Glaciers
B. Desert
C. Islands
D. Volcanoes
E. Fertile land
Quartz crystal in quartz watches works on the principle called ____________?
A. Photoelectric effect
B. Stark effect
C. Thermionic effect
D. Piezo-electric effect
E. None of these
The fruits without seeds, like banana, are called ____________?
A. Seedless fruits
B. Parthenogenesis fruits
C. Parthenocarpic fruits
D. Placental fruits
E. Organic fruits
Animal which captures and readily kills living animals for its food is called ___________?
A. Parasite
B. Scavenger
C. Predator
D. Mammal
E. None of these
In a railway track, two rails are joined end to end with a gap between them because?
A. Steel can be saved
B. Accidents due to contraction in winter can be avoided
C. Air gaps are necessary for bearing the weight of running train
D. Accidents due to expansion in summer can be avoided
E. All of these
Name the famous book of Ibn-Sina in which he discussed human physiology and medicine?
A. Al-Qanun
B. Al-Masudi
C. New Renaissance
D. Tadhkira
E. None of these
Water is heated in a kettle. The inside water is heated by convection. A person sitting near the fire receives heat by ________?
A. Conduction
B. Convection
C. Radiation
D. Reflection
E. None of these
In winter, an iron pipe feels colder than a wooden window. This is because wood is _______?
A. Conductor
B. Non-Conductor
C. Semi-Conductor
D. Not a solid while iron is a solid
E. None of these
The echo (reflected sound) will be distinctly heard only at ordinary temperatures if the distance of the reflecting surfaces from the source of sound is at least ________?
A. 1120 ft
B. 120 ft
C. 56 ft
D. 100 ft
E. None of these
It is possible to recognize a person in the dark by simply hearing his unique voice. It is because of the _______?
A. Pitch
B. Frequency
C. Time period
D. Quality
E. None of these
When a ray of sunlight enters a dark room, its straight path becomes visible because of dust particles hanging in the air. It is because light is ________?
A. Visible
B. Transparent
C. Invisible
D. Opaque
E. None of these
A six feet tall lady wants to see her full image in a plane mirror. The minimum length of the mirror will be?
A. 6 feet
B. 12 feet
C. 4 feet
D. 3 feet
E. None of these
The principle used in radar is the same as that of Sonar. In radar we use radio waves; whereas in sonar we use __________?
A. Red waves
B. Infrared waves
C. Ultrasonic
D. Supersonic
E. None of these
In a fission nuclear reaction, a heavy nucleus breaks up into smaller nuclei whereas in another nuclear reaction two or more than two possibly nuclei are fused to form a heavy nucleus. This nuclear reaction is called ___________?
A. Chemical Reaction
B. Nuclear reaction
C. Fission nuclear reaction
D. Fusion nuclear reaction
E. None of these
Parsec is a unit of ___________?
A. Energy
B. Time
C. Power
D. Distance
E. None of these
German Silver is an alloy of ___________?
A. Zn + Ni
B. Cu + Zn
C. Cu + Ni
D. Cu + Sn
E. None of these
The Continent Antarctica lies at the __________?
A. South pole
B. North pole
C. Middle of the earth
D. Equator
E. None of these
The temperature of the dead body is ____________?
A. 0 ‘C
B. 37 ‘C
C. Room Temperature
D. Temperature of the place where it is kept
E. None of these
Lactometer is a type of Hydrometer which is used to measure the specific gravity of ___________?
A. Honey
B. Water
C. Milk
D. Olive oil
E. None of these
Cusec is a unit of ___________?
A. Area
B. Time
C. Distance
D. Volume flow rate
E. None of these
The deepest place on earth is ____________?
A. Trench
B. Mariana Trench
C. Mangrove
D. Groove
E. None of these
Twinkling of stars is caused by ?
A. Reflection of light
B. Polarization of light
C. Refraction of light
D. Interference of light
E. None of these
Magnifying power of a simple microscope can be increased by ?
A. Increasing focal length of the lens
B. Decreasing focal length of the lens
C. Lens of large aperture
D. Lens of short aperture
E. None of these
A nuclear reactor is a device used to carry out controlled nuclear reactions whereas a GM counter is a device used to detect ____________.
A. Current
B. Voltage
C. Nuclear Radiation
D. Power
E. None of these
A body can escape the gravitational pull of the earth if it is thrown up with a velocity of ____________.
A. 25 miles per sec
B. 60 miles per sec
C. 7 miles per sec
D. 10 miles per sec
E. None of these
Myopia is a defect of the human eye. It can be corrected by using a lens called ____________.
A. Convex lens
B. Concave lens
C. Cylindrical lens
D. Plano convex lens
E. None of these
The instrument which is specially designed for recording earthquake waves is called a seismograph, which measures earthquake waves on a ____________.
A. Diatonic scale
B. Fahrenheit scale
C. Richter scale
D. Celsius scale
E. None of these
In humans, most nutrient molecules are absorbed by the ____________.
A. Small intestine
B. Stomach
C. Liver
D. Large intestine
E. None of these
Cobalt is a material which is ____________.
A. Strongly attracted by a magnet
B. Not attracted by a magnet
C. Not a magnet
D. Weakly attracted by a magnet
E. None of these
What is the body temperature of a normal man?
A. 81.1 °C
B. 37.0 °C
C. 98.6 °C
D. 21.7 °C
E. None of these
Which of the following helps in clotting of blood?
A. Vitamin B1
B. Vitamin B2
C. Vitamin D
D. Vitamin K
E. None of these
Total volume of blood in a normal adult human being is ____________.
A. 5-6 liters
B. 3-4 liters
C. 8-10 liters
D. 10-12 liters
E. None of these
Red blood corpuscles are formed in the ____________.
A. Bone marrow
B. Liver
C. Kidneys
D. Heart
E. None of these
How many bones are there in an adult human being?
A. 210
B. 260
C. 206
D. 300
Tibia is a bone found in the ____________?
A. Skull
B. Arm
C. Leg
D. Face
The largest part of the human brain is ___________?
A. Cerebrum
B. Medulla oblongata
C. Cerebellum
D. None of these
What is the main component of bones and teeth?
A. Calcium phosphate
B. Calcium carbonate
C. Calcium sulphate
D. Calcium nitrate
The main constituent of hemoglobin is___________?
A. Iron
B. Chlorine
C. Calcium
D. None of these
The main function of the kidney is ____________?
A. To remove waste products from the body
B. To control blood pressure
C. To control body temperature
D. To help in digestion of food
The function of hemoglobin is____________?
A. Transportation of oxygen
B. Destruction of bacteria
C. Prevention of anemia
D. Utilization of energy
Which of the following glands secretes tears?
A. Lachrymal
B. Pituitary
C. Thyroid
D. Pancreas
Which is the largest gland in the human body?
A. Thyroid
B. Liver
C. Pancreas
D. None of these
A person of which of the following blood groups is called a universal donor?
A. O
B. AB
C. A
D. B