everyday science Mcqs
701. Which of the following is a Non Metal that remains Liquid at room temperature?
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A. Chlorine

B. Helium

C. Bromine

D. Phosphorous

702. One Astronomical unit is equal to how much Km in whole numbers?
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A. 140 million km

B. 130 million km

C. 160 million km

D. 150 million km
703. Which one of the following is applicable to the planet Venus?
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A. mallest

B. argest

C. ost dense

D. Brightest
704. What is the average weight of Human Heart?
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A. 400 gram

B. 350 gram

C. 450 gram

D. 300 gram
705. It is observed that the total pressure exerted by air on the man of average size is around 14.7 lb wt. per square inch. But the man feels quite comfortable,. It is because of__________?
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A. Earth pulls the man upward

B. None of these

C. of the height of a man

D. of gravity

E. An equal and opposite pressure acts from inside
706. Basidiospores are considered to be a major source of ___________?
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A. water borne allergens

B. bio-weapon

C. airborne allergens

D. animal faeces

707. Why normal rain is slightly acidic?
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A. All of these

B. due to presence of dust in air

C. Ozone depletion

D. carbon dioxide and water in clouds react to form carbonic acid
708. Hepatitis is a disease of which of the following organ?
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A. Brain

B. Lungs

C. Liver

D. Heart

709. kilohertz (kHz) is a unit which measures?
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A. Voltage

B. Electric resistance

C. Power used by a current of one ampere

D. Electromagnetic radio wave frequencies
710. The major component of honey is_________?
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A. Surcose

B. Maltose

C. Glucose

D. Fructose
711. The psychological test of human emotions and personality, using inkblots, is formally known as what?
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A. None of these

B. Nervous

C. Renal

D. All of above

E. Rorschach
712. Density of Ice is_________?
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A. 917kg/m3

B. 800kg/m3

C. 930kg/m3

D. 1000kg/m3

713. Pathology is the study of____________?
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A. Cancer

B. Disease

C. Future

D. Ethics

714. A body of land that is surrounded by water on three sides is called________?
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A. Gulf

B. Strait

C. Bay

D. Peninsula
715. Growth is provided by________?
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A. Carbohydrates

B. Protein

C. Vitamins

D. Minerals

716. For which one of the following is the density maximum?
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A. Chloroform

B. Ice

C. Water

D. Benzene

717. Barnacles growing on the back of whale is an example for ________________?
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A. commensalism

B. mutualism

C. amensalism

D. parasitism

718. The outermost layer of skin is the__________?
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A. hypodermis

B. . epidermis

C. endodermis

D. dermis

719. The study of heavenly bodies is known as_________?
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A. Astronautics

B. Astrology

C. Astrophysics

D. Astronomy
720. What is the mass of the Sun?
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A. 810 Power 30 Kg

B. 1.510 Power 30 Kg

C. 4.510 Power 30 Kg

D. 1.9810 Power 30 Kg
721. Density of Milk is________?
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A. 1.044 g/cm3

B. 1.024 g/cm3

C. 1.034 g/cm3

D. 1.054 g/cm3

722. Human beings use _______ liters of pure oxygen per day.
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A. 10,000

B. 550

C. 2500

D. 1,050

723. Vitamin B is found in__________?
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A. Fruits and Vegetables

B. Seeds

C. Sea Foods

D. None of these

724. A loudspeaker changes _________ energy into sound energy.
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A. Chemical

B. Electrical

C. Kinetic

D. Light

725. The gradual physiological adjustment to slowly changing new environmental conditions is known as _____________________?
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A. Acclimatization

B. Introduction

C. Quarantine

D. Selection

726. What do you understand by disease Insomnia?
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A. Depression

B. Inability to sleep

C. Color blindness

D. Hypertension

727. what are stars mainly made of ?
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A. Balls of gass

B. Light

C. Ice

D. Rock

728. Steradian is the unit of_______________?
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A. Liquid angle

B. Plain angle

C. Gas angle

D. Solid angle
729. The study of organisms and their environment is known as ________?
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A. None of these

B. Acoustics

C. Ecology

D. Ichthyology

730. Wind always blows from area of ________?
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A. High pressure to low pressure

B. Low pressure to high pressure

C. Only low pressure

D. Only high pressure

731. Types of bones in human body are: Long, short, irregular and ____________?
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A. Rough

B. Flat

C. Regular

D. Medium

732. In Fishes excretory Product is__________?
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A. Carbon dioxide

B. Nitrogen

C. Ammonia

D. Uria

733. The major ingredient of leather is__________________?
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A. None of these

B. Polymer

C. Nucleic acid

D. Collagen
734. The main culprit of greenhouse effect is Carbon dioxide. But which is the second element contributing most to greenhouse effect
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A. Chlorofluorocarbons (CFCs)

B. Methane (CH4)

C. Nitrogen Dioxide (NO2)

D. High-fructose corn syrup (HFCs)

735. Japan is called Land of the rising sun because:
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A. The rays of the sun get reflected from the waters of the sea and make the sunrise beautiful in Japan

B. Japan being the Eastern most country in the world, it has the earliest sunrise

C. Sun rises there as soon as it sets

D. Sun always remains in the eastern past of the sky throughout the day in Japan

736. The distance b/w Earth and Moon is___________?
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A. 3,50,000km

B. 3,84,400km

C. 3,60,100km

D. 3,72,000km

737. P-waves is a term associated with__________?
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A. Oceans

B. Rivers

C. Earthquakes

D. Wind

738. The luster of diamond is due to_________?
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A. None of these

B. Reflection

C. Refraction

D. Total internal reflection
739. The Planet which revolves slowly around the Sun is__________?
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A. Mars

B. Neptune

C. Mercury

D. Earth

740. The element used in lead pencils is__________?
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A. Carbon

B. Lead

C. Tin

D. Zinc

741. The deficiency of vitamin K causes ________ ?
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A. Blood clotting disorder

B. Loss of appetite

C. Scurvy

D. Sterility

742. Which process includes all of the other processes listed?
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A. Metabolism

B. Assimilation

C. Absorption

D. retion

743. Which variety of glass is heat resistant?
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A. Flint glass

B. Bottle glass

C. Hard glass

D. Pyrex glass
744. Which breed of dog has a black tongue?
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A. Husky

B. None

C. Chow Chow

D. Shih Tzu

745. Which of the following mixture of gases is required in gas welding?
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A. Oxygen and hydrogen

B. Acetylene and hydrogen

C. Oxygen and ethylene

D. Acetylene and oxygen
746. Which lenses are used by people having short-sightedness?
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A. Concave

B. Plain

C. Convex

D. Concavo-convex

747. According to the definition of 1 KWh, a 100 watt bulb consumes one unit of electricity in_________?
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A. 2 hours

B. 5 hours

C. 8 hours

D. 10 hours
748. The sounds of which frequency are human beings most sensitive?
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A. 5000 hertz

B. 20 hertz

C. 400 hertz

D. 20000 hertz

749. The second most abundant metal found in the earths crust is_____________?
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A. Aluminium

B. Sodium

C. Silicon

D. Calcium

750. Who invented bifocal eyeglasses?
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A. Benjamin Franklin

B. Ibn-e-Haitem

C. Archemedes

D. None