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Everyday Science Online Quizzes
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Everyday Science Quiz Test 09
What is the colour of iodoform?
(A) White
(B) Yellow
(C) Black
(D) Blue
Major portion of natural gas is
(A) Ethane
(B) Methane
(C) Propane
(D) Butane
The max K.E. of photo electrons depends upon ______ of light used.
(A) Wave length
(B) Frequency
(C) Intensity
(D) Both a & c
Rest mass energy of electron is
(A) 1.02 MeV
(B) 0.511 MeV
(C) 0.511 keV
(D) None of these
At low temperatures, a body emits radiation of
(A) Longer wavelength
(B) Shorter wavelength
(C) High frequencies
(D) Both a & c
The disorders in which there is an accumulation of uric acid in joints is
(A) Rheumatoid arthritis
(B) Gout
(C) Osteoporosis
(D) Osteo-arthritis
How many bones make our skull?
(A) 12
(B) 22
(C) 14
(D) 24
What are the main components of a bone?
(A) Compact bone, spongy bone, marrow
(B) marrow, spongy bone, wax
(C) marrow, compact bone, wax
(D) Compact bone and marrow
lassaigne’s solution is prepared in the detection of the elements of organic compounds. Which of the following metal is used for the reaction with organic compound?
(A) Iron
(B) Copper
(C) Aluminum
(D) Sodium
When water vapours are passed over white anhydrous copper sulphate, which color is formed?
(A) White
(B) Yellow
(C) Deep blue
(D) Brown
When water vapours are passed over white anhydrous copper sulphate, which color is formed?
(A) White
(B) Yellow
(C) Deep blue
(D) Brown
If a molecule contains more than one functional groups, It is known as
(A) isomer
(B) heterocyclic
(C) derivative
(D) polyfunctional
The electric potential of earth is taken to be zero because the earth is good
(A) Dielectric
(B) Insulator
(C) Conductor
(D) Semiconductor
Which of the following organ is responsible for filtering the blood?
(A) Kidney
(B) Liver
(C) Lungs
(D) Stomach
The tube between kidney and urinary bladder is
(A) Urethra
(B) Ureter
(C) Renal tubule
(D) Nephron
Body balance of water, salts, temperature and glucose is termed as
(A) Excretion
(B) Tubular Secretion
(C) Homeostasis
(D) Re-absorption
The temperature at which two or more than two types of crystals exist in equilibrium is called
(A) Melting Point
(B) Transition temperature
(C) Boiling point
(D) Eutectic temperature
The nature of bond in diamond is
(A) Iconic
(B) Covalent
(C) Molecular
(D) Metallic
NaF and MgO have both atomic ratio 1:1 in their crystals such property is
(A) Allotropy
(B) Isomorphism
(C) Isotropy
(D) polymorphism
Direct current cannot flow through
(A) Resister
(B) Capacitor
(C) Voltmeter
(D) Inductor
At what frequency will an inductor of 1.0 H have a reactance of 500 Ω?
(A) 50 Hz
(B) 80 Hz
(C) 500 Hz
(D) 1000 Hz
Which of the following is the basic circuit element in DC circuit which controls current?
(A) Inductor only
(B) Capacitor only
(C) Resistor only
(D) All of these
Iron acts as an electrical conductor due to
(A) Free neutrons
(B) Electron cloud
(C) Free ions
(D) Free Protons
Lattice energy is also called
(A) Energy of affinity
(B) Crystal energy
(C) Ionized energy
(D) Bond energy
Which of the following is the abiotic component of the ecosystem?
(A) Producers
(B) Herbivores
(C) Carnivores
(D) Oxygen
Which form of Nitrogen is taken by the producers of the ecosystem?
(A) Nitrogen gas
(B) Ammonia
(C) Nitrites
(D) Nitrates
Organisms in the ecosystem that are responsible for the recycling of plant and animal wastes are
(A) Producers
(B) Consumers
(C) Decomposers
(D) Competitors
Tidal energy is due to the gravitational pull of:
(A) Sun
(B) Moon
(C) Earth
(D) Mars
______ is non-conservative force.
(A) Electric force
(B) Magnetic Force
(C) Gravitational force
(D) Frictional force
If the velocity of an object is doubled then its K.E becomes:
(A) double
(B) constant
(C) four times
(D) sixteen time
According to the Kinetic theory of gases, the molecular collisions are elastic. Such collisions cause:
(A) No energy change
(B) A small energy change
(C) High energy change
(D) None of these
According to Graham’s Law of Diffusion, the rate of diffusion of H2 and O2 has the ratio:
(A) 1:4
(B) 1:√4
(C) 4:1
(D) 2:32
Distance travelled by free falling object in first second is:
(A) 4.9 m
(B) 10 m
(C) 19.6 m
(D) 9.8 m
Impulse have same unit as that of:
(A) Mass
(B) Force
(C) Linear Momentum
(D) Energy
The distance covered by a freely falling body in 2 seconds, when its initial velocity was zero:
(A) 9.8 m
(B) 39.2 m
(C) 19.6 m
(D) 4.9 m
Aspirin is categorized as:
(A) A drug from plants
(B) A drug from animals
(C) A drug from minerals
(D) A synthetic drug
The distillation under reduced pressure is called:
(A) Fractional distillation
(B) Vacuum distillation
(C) Steam distillation
(D) Pressure distillation
The unit of surface tension is:
(A) Newton per meter
(B) Newton per meter square
(C) 760 mm of Hg
(D) Newton per meter
Value of solar constant is:
(A) 1.4 kW m-2
(B) 1.0 kW m-2
(C) 4.1 kW m-2
(D) 0.1 kW m-2
What is the original source of energy for biomass?
(A) Earth
(B) Moon
(C) Sun
(D) Star
Biomass is converted into fuel by:
(A) Fermentation
(B) Reflection
(C) Scattering
(D) Evaporation
Which of these addictive drugs are also used as painkillers?
(A) Narcotics
(B) Sedatives
(C) Hallucinogens
(D) All can be used
Pathogens contains special proteins called:
(A) antigens
(B) trypsin
(C) lipase
(D) Amylase
Which of these is an anti-viral protein?
(A) Urokinase
(B) Thymosin
(C) Insulin
(D) Interferon
Which from the following is NOT a conductor?
(A) Almunium
(B) Silicon
(C) Graphite
(D) All are conductors
A camera uses a __________ to form an image.
(A) concave lens
(B) convex lens
(C) condenser lens
(D) none of these
The most densest substance on the Earth is:
(A) Platinum
(B) Copper
(C) Steel
(D) Osmium
The SI unit of pressure is:
(A) Pascal
(B) joule
(C) Tesla
(D) Henry
Deficiency of Vitamin-D results in:
(A) night blindness
(B) rickets
(C) scurvy
(D) hair fall
Each day human body breathe in ________ liters of air.
(A) 5,000 to 10,000
(B) 15,000 to 20,000
(C) 10,000 to 15,000
(D) 20,000 to 25,000
The most abundant element in the Earth’s crust is
(A) Oxygen
(B) Hydrogen
(C) Carbon dioxide
(D) Silicon
The most abundant element in the universe is:
(A) Oxygen
(B) Hydrogen
(C) Carbon dioxide
(D) Silicon
The average adult has a blood volume of about ________ liters.
(A) 4
(B) 5
(C) 6
(D) 7
The Sun is a/an:
(A) Star
(B) Planet
(C) Asteroid
(D) Meteor
The Sun’s mass is mainly consist of hydrogen (about 73%). The second main constituent (about 25%) is
(A) Hydrogen
(B) helium
(C) Carbon dioxide
(D) nitrogen
Radioactivity was discovered by:
(A) Lord Kelvin
(B) J. J. Thomson
(C) Ernest Rutherford
(D) Henri Becquerel
The density of water is:
(A) 1 g/cm3
(B) 1.5 g/cm3
(C) 2 g/cm3
(D) None of these
The lifespan of Red Blood Cells is __________ days.
(A) 60
(B) 120
(C) 180
(D) 240
For a fixed mass of gas at constant temperature, if we decrease volume, the pressure will:
(A) also decrease
(B) increase
(C) remain constant
(D) None of these
Instrument used for measuring very high temperature is:
(A) Pyroscope
(B) Pyrometer
(C) Seismograph
(D) Xylometer
The most abundant element in the Earth’s crust is:
(A) Oxygen
(B) Hydrogen
(C) Carbon dioxide
(D) Silicon
The Sun’s mass is mainly consist of hydrogen (about 73%). The second main constituent (about 25%) is:
(A) hydrogen
(B) carbondioxide
(C) nitrogen
(D) helium
Which component of the body works as an energy storage device?
(A) Fats
(B) Proteins
(C) Liver
(D) Skin
Urine is produced in:
(A) Kidneys
(B) Lungs
(C) Large intestine
(D) Liver
What is the main component of bones and teeth?
(A) Calcium carbonate
(B) Calcium phosphate
(C) Calcium phosphate
(D) Calcium nitrate
The largest part of the human brain is ___________?
(A) Medulla oblongata
(B) Cerebellum
(C) Cerebrum
(D) None of these
Tibia is a bone found in the ____________?
(A) Skull
(B) Arm
(C) Leg
(D) Face
How many bones are there in an adult human being?
(A) 210
(B) 260
(C) 206
(D) 300
Red blood corpuscles are formed in the____________?
(A) Liver
(B) Bone marrow
(C) Kidneys
(D) Heart
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
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
A nuclear reactor is a device used to carry out controlled nuclear reaction whereas GM counter is a device used to detect?
(A) Current
(B) Voltage
(C) Nuclear Radiation
(D) power
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
Night vision is possible with the help of ___________?
(A) Red light
(B) Violet light
(C) Infrared Rays
(D) Ultra violet Light
Myopia is a defect of Human eye. it can be corrected by using a lens called?
(A) Convex lens
(B) Concave lens
(C) Cylindrical lens
(D) Plano convex lens
The instrument which i specially design for recording earth quake wave is called seismograph which measure earth quake waves on a ____________?
(A) Diatonic scale
(B) Fahrenheit Scale
(C) Richter scale
(D) Celsius Scale
In humans , most nutrient molecules are absorbed by the ?
(A) Small intestine
(B) Stomach
(C) Liver
(D) Large intestine
Cobalt is a material which is ?
(A) Strongly attracted by a magnet
(B) Not attracted by a magnet
(C) not a magnet
(D) 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
Which of the following helps in clotting of blood?
(A) Vitamin B1
(B) Vitamin B2
(C) Vitamin D
(D) Vitamin K
Parsec is a unit of ___________?
(A) Energy
(B) Time
(C) Power
(D) Distance
German Silver is an alloy of___________?
(A) Zn + Ni
(B) Cu + Zn
(C) Cu + Ni
(D) Cu + Sn
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
Lactometer is a type of Hydrometer which is used to measure the specific gravity of _________?
(A) Honey
(B) Water
(C) Milk
(D) olive oil
The deepest place on earth is ____________?
(A) Trench
(B) Mariana Trench
(C) Mangrove
(D) Groove
Twinkling of stars is caused by ?
(A) Reflection of light
(B) Polarization of light
(C) refraction of light
(D) Interference of light
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) super sonic
Speed of object in one direction is called___?
(A) Velocity
(B) Space
(C) Acceleration
(D) Temperature
Instrument of rain gauge is _________?
(A) Drosometer
(B) Ombrometer
(C) Micrometer
(D) Pyrometer
First controlled fission of an atom was carried out in ________ on 1938.
(A) U.S
(B) Germany
(C) Russia
(D) U.K
Short sightedness is due to__________?
(A) Shifting of the iris
(B) Elongation of eyeballs
(C) Weakening of the retina
(D) Weaker muscles
Underground water and the water on the earth’s surface is called ?
(A) Mezosphere
(B) Ionosphere
(C) Hydrosphere
(D) None of these
Which planet is losing its atmosphere at faster than the earth?
(A) Mecury
(B) Venus
(C) Mars
(D) Jupiter
SONAR is based on the principle of___________?
(A) Echo
(B) reverberation
(C) resonance
(D) None of these
The Doppler’s effect is applicable for_________?
(A) light waves only
(B) sound waves only
(C) Both Light waves and sound ways
(D) None of these
Which of the following is not a fat soluble vitamin?
(A) Vitamin A
(B) Vitamin D
(C) Vitamin B complex
(D) Vitamin K
What is total area of the earth?
(A) 510.94 million km²
(B) 492.102 million km²
(C) 392.023 million km²
(D) 692.192 million km²
The color of blood is red due to __________?
(A) Haemoglobin
(B) Neutrophils
(C) Esinophils
(D) Hematocrit
The difference in the duration of day and night increases as one moves from:_________?
(A) West to East
(B) East and west of the prime meridian
(C) Equator to poles
(D) None of these