Set-5 Flashcards
Quantity of fresh air required for a man is 1000 cubic feet of air for every____________?
0
A. 5 minutes
B. 10 minutes
C. 15 minutes
D. 20 minutes
D. 20 minutes
What kind of weathering takes place on the valley side above the surface of the glacier?
0
A. Plucking
B. Abrasion
C. Chemical weathering
D. Frost shattering
D. Frost shattering
Frost shattering is a type of physical weathering that occurs when water freezes and expands in cracks in rocks. The expansion of the ice puts pressure on the rock, which can cause it to break apart. Frost shattering is most common in cold climates where there is a lot of freezing and thawing.
Rainfall related to mountains is:
0
A. Orographic rainfall
B. Normal rainfall
C. Monsoon rains
D. Cyclonic rainfall
A. Orographic rainfall
Rainfall related to mountains is called orographic rainfall. It occurs when moist air is forced to rise over a mountain range. As the air rises, it cools and condenses, forming clouds. The clouds eventually release their moisture as rain or snow.
What is meant by “Equinox”?
0
A. The longest day
B. The shortest day
C. The sun-month long day
D. Equal duration of day and night
D. Equal duration of day and night
The distance of longitude represents how many minutes difference in time?
0
A. 10 minutes
B. 4 minutes
C. 15 minutes
D. 1 minute
B. 4 minutes
The season changes because of the ____________?
1
A. Moon is revolving round the earth
B. Earth is revolving round its axis
C. Earth is revolving round the sun
D. Planet Mars is attracting the sun
C. Earth is revolving round the sun
The largest latitude circle on earth is ________?
0
A. Arctic circle
B. Tropic of cancer
C. Tropic of Capricorn
D. The Equator
D. The Equator
The oldest barrage on the river Indus at Sukkur was built in_____?
0
A. 1932
B. 1940
C. 1930
D. 1928
A. 1932
The oldest barrage on the river Indus at Sukkur was built in 1932. It is a barrage on the Indus River near the city of Sukkur in the Sindh province of Pakistan. The barrage was built during the British Raj from 1923 to 1932 and was named Lloyd Barrage.
The Head Works and Canals were completed by 1932. On its completion it was opened by The 1st Earl of Willingdon, Viceroy of India. The scheme had been launched by the Governor of Bombay, Sir George Lloyd (later known as Lord Lloyd), and it was named in his honour
Afternoon rains in the equatorial region are the result of influences _______?
0
A. Land Breeze
B. Monsoon
C. Frontal
D. Convectional
D. Convectional
Convection is the process of heat transfer by the movement of fluids. In the atmosphere, convection is responsible for the formation of clouds and precipitation.
The sun’s heat warms the Earth’s surface, and the warm air rises. As it rises, it cools and condenses, forming clouds. The clouds eventually release their moisture as rain or snow.
Convection is most common in the equatorial region, where the sun’s heat is strongest. The warm, moist air rises and condenses, forming clouds that produce afternoon rains.
When a warm air is lifted off the surface in temperature depression it is called ________?
0
A. An occlusion
B. A cold front
C. An anticyclone
D. A warm front
A. An occlusion
a process by which the cold front of a rotating low-pressure system catches up the warm front, so that the warm air between them is forced upwards off the earth’s surface between wedges of cold air.
Water vapour turns into clouds in the atmosphere when:
0
A. It rains
B. The temperature rise
C. Dew point is reached
D. Evaporation takes place
C. Dew point is reached
Weather describe the condition of ______ at any one time.
0
A. The earth
B. The land surface
C. The atmosphere
D. The ionosphere
C. The atmosphere
The Stevenson screen contains all of these EXCEPT:
0
A. Wet bulb thermometer
B. Maximum thermometer
C. Ordinary thermometer
D. Anemometer
D. Anemometer
A wind which reverses seasonally is known as_____?
0
A. Trade
B. Cyclonic
C. Monsoon
D. Polar
C. Monsoon
A canyon is a large form of ________?
0
A. Dry valley
B. Gorge
C. Pediment
D. Badiand
B. Gorge
Which of the statements to about the Troposphere is not true?
0
A. It contains 85-90% of the atmosphere’s mass
B. It contains nearly all the water and oxygen of the atmosphere
C. It is the zone which exhibits changes in condition of weather
D. It is about 350 km thick
D. It is about 350 km thick
The final phase of a star’s evolution is determined by the star’s:
0
A. Age
B. Gravitational pull
C. Density
D. Mass
D. Mass
Which of these is not a Metamorphic rock?
18
A. Quartzite B. Slate C. Gneiss D. Schist E. Diorite
E. Diorite ✓
Diorite is an igneous rock, which means it is formed when molten rock (magma or lava) cools and solidifies. Metamorphic rocks, on the other hand, are formed when existing rocks are subjected to heat and pressure. This can cause the rocks to change their mineral composition, texture, and structure.
Bore is caused by______?
0
A. Rising tide while meeting river currents
B. Friction from prevailing winds
C. Spring tide and strong winds
D. Unequal heating of oceans
A. Rising tide while meeting river currents
The strength of wave action depends on all these EXCEPT:
0
A. Currents in the sea
B. Wind strength
C. Depth of coastal water
D. Height of waves
A. Currents in the sea
The areas around the North and South poles within the Polar circles is called _____________?
0
A. The Torrid Zone
B. The Frigid Zone
C. The Temperature Zone
D. The Hardiness Zone
B. The Frigid Zone
In the Composition of the earth, Aluminum is _______________?
0
A. 27.5%
B. 20.3%
C. 14.5%
D. 8.23%
D. 8.23%
“Rancidity produced in butter can be decreased by adding quinoline to the butter”. This statements shows that _______________?
0
A. Nothing is impossible
B. Quinoline is an inhibitor
C. Quinoline is a catalyst
D. Quinoline is an activator
B. Quinoline is an inhibitor
Gulf streams are caused by__________.
0
A. Cyclones
B. Ocean Pressure
C. Temperature
D. Difference in water level
B. Ocean Pressure
The production of rubber tree is better adopted to areas where the climate is_________
0
A. Warm and humid
B. Warm and dry
C. Cool and moist
D. cool and dry
A. Warm and humid
There are three types of plate boundaries i.e Divergent, Convergent and____________
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A. Normal
B. Transform
C. Complex
D. Plain
B. Transform
Most seismic activity occurs at three types of plate boundaries—divergent, convergent, and transform. As the plates move past each other, they sometimes get caught and pressure builds up.
The speed of light with the rise in the temperature of the medium____________?
0
A. Decrease
B. Increase
C. Remain the same
D. First decrease then increase
C. Remain the same
AIDS virus is______________________
0
A. Single-stranded RNA
B. Single-stranded DNA
C. Double-stranded RNA
D. Double-stranded DNA
A. Single-stranded RNA
Which Vitamin gets destroyed on heating?
0
A. B
B. E
C. K
D. C
D. C
Cow milk is a rich source of____________?
0
A. vitamin C
B. vitamin B
C. vitamin A
D. vitamin K
C. vitamin A
It provides potassium, B12, calcium and vitamin D, which are lacking in many diets ( 4 ). Milk is also a good source of vitamin A, magnesium, zinc and thiamine (B1).
Which of the following vitamins is synthesized in the body by intestinal bacteria_______?
0
A. Vitamins B1
B. Vitamins B12
C. Vitamins E
D. Vitamins K
D. Vitamins K
Mercury is also known as_________?
0
A. Shine Silver
B. Quick Silver
C. Slow Silver
D. Slippery Silver
B. Quick Silver
what kind of soil is treated with gypsum to make it suitable for cropping______?
0
A. Alkaline
B. Acidic
C. Waterlogged
D. Soil with excessive clay content
A. Alkaline
Phobos is the natural satellite of which planet__________ ?
0
A. Mars
B. Venus
C. Saturn
D. Neptune
A. Mars
Galvanised Iron sheets have a coating of____________
0
A. Tin
B. Silver
C. Zinc
D. Chromium
C. Zinc
Spinach leaves are rich source of________
0
A. Amino acid
B. Iron
C. Vitamin E
D. Carotene
B. Iron
Which pollutant from motor car exhaust causes mental disease _____?
0
A. Carbon dioxide
B. Lead
C. Sulpher Dioxide
D. Mercury
B. Lead
The ratio of pure gold in 18 carat gold is _______________?
0
A. 0.5
B. 0.9
C. 0.8.5
D. 0.75
D. 0.75
What is the element required for solar energy conversion ______?
0
A. Ultra pure carbon
B. Silicon
C. Beryllium
D. Tantalum
B. Silicon
An element that does not occur in nature but can be produced artificially is__________?
0
A. Plutonium
B. Uranium
C. Radium
D. Thorium
A. Plutonium
Muscle fatigue is caused by the accumulation of___________?
0
A. Uric acid
B. Lactic acid
C. Oxalacetic acid
D. Fyruvie acid
B. Lactic acid
The total energy of revolving electron in an atom_____________
0
A. Will always be positive
B. Can never be positive
C. Can have any value above zero
D. Cannot be negative
B. Can never be positive
The Virus of AIDS affects the growth of_____________?
0
A. Hemoglobin
B. RBCs in blood
C. T cells in blood
D. Grey Cells in blood
C. T cells in blood
HIV attacks and weakens the immune system, specifically the CD4 cells (also known as T cells), which are a type of white blood cell that helps the body fight infection. As HIV destroys more and more CD4 cells, the immune system becomes weaker and weaker, and the person becomes more susceptible to infections and certain types of cancer.
The vitamin which is generally excreted by humans in urine is__________?
0
A. Vitamin A
B. Vitamin B
C. Vitamin B12
D. Vitamin C
D. Vitamin C
Which of the following metal occurs in free state ______________?
0
A. Lead
B. Iron
C. Mercury
D. Copper
A. Lead
Magnalium is an alloy of_____________?
0
A. Magnesium and Lead
B. Aluminium and Zinc
C. Aluminium and Magnesium
D. Aluminium and Mercury
C. Aluminium and Magnesium
By which process copper is refined ____________?
0
A. Roasting
B. Oxidation
C. Zone Refining
D. Electrolysis
A. Roasting
In which part of the eye lies the pigment that decides the colour of the eyes of a person___?
0
A. Retina
B. Iris
C. Cornea
D. Pupal
B. Iris
Which among the following is responsible for producing color of human skin ___?
0
A. Insulin
B. Vitamin K
C. Melanin
D. DNA
C. Melanin
Which one of the following can be synthesized by Liver _______?
0
A. Vitamin B6
B. Vitamin B12
C. Vitamin K
D. Vitamin E
C. Vitamin K
What is/are the basic purpose(s) of dams?
0
A. Storage of water in a large reservoir
B. Generation of electricity
C. Control of floods
D. All of the above
D. All of the above
The point that lies directly above the source of an earthquake is known as _______________ ?
0
A. Earthquake Center
B. Epicenter
C. Gravitational Center
D. Geological Center
B. Epicenter
Which one is the world’s largest mangrove forest(s)?
0
A. Changa Manga Forest
B. Amazon Forest
C. Sundarbans Forest
D. None of the above
C. Sundarbans Forest
The rocks formed out of layers of sediment bonded together are known as _______________?
0
A. Metamorphic rocks
B. Sedimentary rocks
C. Igneous rocks
D. All of the above
B. Sedimentary rocks
What is the name of the central part of the earth?
0
A. Mantle
B. Core
C. Crust
D. None of the above
B. Core
Evaporation from ice and snow is known as___________?
0
A. evaporation
B. sublimation
C. hydrogenation
D. insolation
B. sublimation
Ice mass that covers more than fifty-thousand square kilometers of land area is classified as____________?
0
A. ice sheet
B. ice field
C. glacier erosions
D. ice cap
A. ice sheet
Pedosphere is sum of_____________?
0
A. Organisms
B. Soil and water
C. Air
D. All of above
D. All of above
The pedosphere is the soil mantle of the Earth. This concept evolved from the basic scientific concept of soils as specific bodies in nature that developed in time and space in situ at the land surface due to processes resulting from interactions of soil-forming factors.
Sum of all ecosystems is classified as___________?
0
A. Aero sphere
B. Ionosphere
C. Biosphere
D. Ozonosphere
C. Biosphere
Average salinity or ratio of salt as per kilogram of water of ocean is__________?
0
A. 35 grams
B. 55 grams
C. 32 grams
D. 42 grams
A. 35 grams
The protein content in wheat is approximately_______________?
0
A. 6%
B. 9%
C. 12%
D. 15%
C. 12%
Alzheimer’s disease in human beings is characterized by the degeneration of _______
0
A. Kidney cells
B. Nerve cells
C. Liver cells
D. Spleen cells
B. Nerve cells
The protein content of edible portion of egg is___________?
0
A. 13 %
B. 13.3%
C. 14 %
D. 14.5%
B. 13.3%
Vitamin A is found in the____________?
0
A. Green vegetables
B. white vegetables
C. Yellow vegetables
D. Red vegetables
A. Green vegetables
On passing through food stuff, X-ray can kill the___________?
0
A. Fungus
B. Virus
C. Bacteria
D. insects
C. Bacteria
Intrinsic Semi-conductor is also known as__________?
0
A. Impure-Conductor
B. Pure-Conductor
C. Simple Conductor
D. None of these
B. Pure-Conductor
Diameter of Sun is_____________?
0
A. 12 Lakh kms
B. 13 Lakh kms
C. 14 Lakh kms
D. 15 Lakh kms
C. 14 Lakh kms
1.3927 million km
Which is correct order of solar system starting from Sun ?
0
A. Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
B. Mercury, Venus, Earth, Mars, Jupiter, Saturn, Neptune, Uranus
C. Mercury, Venus, Mars, Earth, Jupiter, Saturn, Neptune, Uranus
D. Mercury, Venus, Earth, Jupiter, Mars, Saturn, Uranus, Neptune
A. Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
Big Bang was an explosion that occurred ?
1
A. 10 Billion years ago
B. 15 Billion years ago
C. 20 Billion years ago
D. 25 Billion years ago
B. 15 Billion years ago
Big Bang theory explains_____________?
0
A. Origin of Universe
B. Origin of Sun
C. Laws of physics
D. None of above
A. Origin of Universe
Approximately how many Galaxies are there ?
0
A. 10 Billion Galaxies
B. 100 Billion Galaxies
C. 1000 Billion Galaxies
D. 10000 Billion Galaxies
B. 100 Billion Galaxies
Study of the Universe is known as___________?
0
A. Sociology
B. Cosmology
C. Universology
D. Petology
B. Cosmology
Hydrogen peroxide (H2O2)\_\_\_\_\_\_\_\_\_\_\_\_\_\_? 0
A. helps line up cell proteins
B. is poisonous to tissues
C. is often needed as a catalyst
D. aids in oxidation of glucose
B. is poisonous to tissues
Hydrogen peroxide is a chemical compound with the formula H ₂O ₂. In its pure form, it is a very pale blue liquid, slightly more viscous than water. It is used as an oxidizer, bleaching agent, and antiseptic, usually as a dilute solution in water for consumer use, and in higher concentrations for industrial use.
Which of the following is a mammal?
0
A. Ostrich
B. Crocodile
C. Platypus
D. Duck
C. Platypus
Mammals were named by Carl Linnaeus, the father of taxonomy. Linnaeus named mammals after the Latin word mamma, meaning breast. … Among a few other features, mammals produce milk from mammary glands to feed their young.
A man can survive without food for atleast?
0
A. 1 month
B. 2 month
C. 3 month
D. 4 month
A. 1 month
Places experiencing equal impact of an earthquake are called_________________?
0
A. Seismic lines
B. Seismic built
C. Seismic plates
D. Seismic waves
A. Seismic lines
Border line which separates outer space from Earth’s atmosphere is known as___________?
0
A. Durand line
B. Space line
C. Venus line
D. Karman line
D. Karman line
Second layer of Earth’s atmosphere is__________?
2
A. Stratosphere
B. Mesosphere
C. Troposphere
D. Thermosphere
A. Stratosphere
what is the height of The atmosphere layer mesosphere?
2
A. 85 km
B. 50 km
C. 40 km
D. 10 km
A. 85 km
Bromine is a___________________?
2
A. black solid
B. red-brown liquid
C. colourless gas
D. highly inflammable gas
B. red-brown liquid
The variety of coal in which the deposit contains recognizable traces of the original plant material is____________?
0
A. bitumen
B. anthracite
C. lignite
D. peat
D. peat
The property of a substance to absorb moisture from the air on exposure is called____________?
0
A. osmosis
B. deliquescence
C. efflorescence
D. desiccation
B. deliquescence
An extremely small piece of silicon on which integrated circuits are implicated is called __________________?
0
A. Card Reader
B. Hollerith Code
C. Feed
D. Chip
D. Chip
Earth is closest to the sun every year in early ______________, when it’s winter for the Northern Hemisphere. We’re farthest away from the sun in early __________________, during our Northern Hemisphere summer.
0
A. January – July
B. June – December
C. July – January
D. December – June
A. January – July
What is it called when the Earth is closest to the sun _____________?
0
A. Aphelion
B. Perihelion
C. Apoapsis
D. Periapsis
B. Perihelion
Circadian Rhythm refers to _____________?
0
A. Planetary movements
B. Formation of galaxies
C. Human body cycles
D. Calisthenics
C. Human body cycles
Circadian rhythms are physical, mental, and behavioral changes that follow a 24-hour cycle. These natural processes respond primarily to light and dark and affect most living things, including animals, plants, and microbes. Chronobiology is the study of circadian rhythms
Fuzzy logic is a part of_________________?
0
A. Aristotle’s philosophy
B. Computer science
C. Epicurianism
D. Sophism
B. Computer science
Fuzzy logic is a type of logic that deals with approximate reasoning rather than exact reasoning. It is based on the idea that things can be true to a degree, rather than being either true or false. Fuzzy logic is often used in artificial intelligence and machine learning, where it can be used to make decisions based on incomplete or imprecise information.
Periodontics deals with _____________?
0
A. Surgery of spine B. Stomach disorders C. Ligaments restoration D. Dentistry E. Heart attacks
D. Dentistry
Periodontics is the dental specialty focusing exclusively in the inflammatory disease that destroys the gums and other supporting structures around the teeth.
Which of the following conditions related to smoking involves damage to the alveoli sacs?
0
A. Lung Cancer
B. Atherosclerosis
C. Emphysema
D. Asthma
C. Emphysema
How does smoking cigarettes impact the red blood cells?
0
A. Decreases their ability to congeal
B. Decreases their ability to carry oxygen
C. Decreases their ability to reach their typical life duration
D. Decreases their ability to cleanse wounds
B. Decreases their ability to carry oxygen
What is the addictive drug in tobacco ______________?
0
A. Ethanol
B. Nicotine
C. Ammonia
D. Tar
B. Nicotine
Which of the following chemicals is not found in tobacco smoke?
0
A. Chlorine bleach
B. Rocket fuel
C. Nail polish remover
D. Barbecue lighter fluid
C. Nail polish remover
The atmospheric greenhouse effect is produced mainly by the __________________?
0
A. Absorption and re-emission of visible light by the atmosphere
B. Absorption and re-emission of ultraviolet radiation by the atmosphere
C. Absorption and re-emission of infrared radiation by the atmosphere
D. Absorption and re-emission of visible light by clouds
E. Absorption and re-emission of visible light by the ground
C. Absorption and re-emission of infrared radiation by the atmosphere
At what time of day is the relative humidity normally at a minimum ________________ ?
0
A. When the air temperature is highest
B. Just before sunrise
C. About midnight
D. When the air temperature is lowest
A. When the air temperature is highest
Water vapor is ______________?
0
A. A gas
B. A cloud droplet
C. A rain drop
D. A snowflake
A. A gas
Acid deposition causes ______________________?
0
A. the greenhouse effect to lessen
B. lakes and forests to die
C. acid indigestion in humans
D. all the above are correct
B. lakes and forests to die
Acid rain, or acid deposition, is a broad term that includes any form of precipitation with acidic components, such as sulfuric or nitric acid that fall to the ground from the atmosphere in wet or dry forms. This can include rain, snow, fog, hail or even dust that is acidic
Salinization is ___________?
0
A. Accumulation of salts in water
B. Accumulation of salts in soil
C. Accumulation of salts in body
D. Accumulation of salts in animals
B. Accumulation of salts in soil
The gradual physiological adjustment to slowly changing new environmental conditions is known as _____________________?
0
A. Selection
B. Introduction
C. Acclimatization
D. Quarantine
C. Acclimatization
The atmosphere near the earth’s surface is “heated from below.” Which of the following does not significantly contribute to this heating _____________________?
0
A. Conduction of heat upward from a hot surface
B. Convection from a hot surface
C. Absorption of infrared energy that has been radiated from the surface
D. Heat energy from the earth’s interior
D. Heat energy from the earth’s interior
The blueness of the sky is mainly due to _____________?
0
A. The scattering of sunlight by air molecules
B. The presence of water vapor
C. Absorption of blue light by the air
D. Emission of blue light by the atmosphere
A. The scattering of sunlight by air molecules
Fatal degenerative lung disease caused by particulate asbestos is referred to as _____________?
0
A. asbestosis
B. asthma
C. allergy
D. sinusitis
A. asbestosis
In middle latitudes, which cloud will have the lowest base ________________________ ?
0
A. Cirrostratus
B. Stratocumulus
C. Altocumulus
D. Cirrus
B. Stratocumulus
The pyramid of energy in any ecosystem is _________?
0
A. Always upright
B. May be upright or invented
C. Always inverted
D. Always Circle
A. Always upright
When oil and gas resources are burnt they kill many forests and lakes by ________________ ?
0
A. deforestation
B. water pollution
C. acid rain
D. forest fire
C. acid rain
Fog that most often forms as warm rain falls into a cold layer of surface air is called ______________?
0
A. Radiation fog
B. Evaporation (mixing) fog
C. Advection fog
D. Upslope fog
B. Evaporation (mixing) fog
Fine organic or inorganic particles suspended in air is called _______________?
0
A. particulate pollutant
B. gaseous pollutant
C. aerosol
D. none of these
C. aerosol
Barnacles growing on the back of whale is an example for ________________?
0
A. mutualism
B. parasitism
C. amensalism
D. commensalism
D. commensalism
A term biotype means ___________?
0
A. all individuals having same phenotype
B. all individuals having same genotype
C. all individual with different phenotype
D. all individuals with different genotype
A. all individuals having same phenotype
The temperature at which water boils depends mainly on ____________?
0
A. Air temperature B. Relative humidity C. Air pressure D. Air density E. The specific heat of air
C. Air pressure
The earth’s atmosphere is divided into layers based on the vertical profile of __________?
0
A. Air pressure
B. Air temperature
C. Air density
D. Wind speed
B. Air temperature
Melanoma (skin cancer) is associated with ______________?
0
A. ozone accumulation
B. ozone depletion
C. acid rain
D. allergens
B. ozone depletion
In human body there are_________________kinds of bones?
0
A. 3
B. 4
C. 5
D. 6
B. 4
Types of bones in human body are: Long, short, irregular and ____________?
0
A. Flat
B. Medium
C. Regular
D. Rough
A. Flat
There are__________ kinds of Joints in human body?
1
A. 4
B. 5
C. 6
D. 7
A. 4
Tesla is the unit of_________________________?
0
A. Magnetic Field Strength
B. Electric Field Strength
C. Gravitational Field Strength
D. Nuclear Field Strength
A. Magnetic Field Strength
Siemens is the unit of__________________?
0
A. Electrical Conductance
B. Magnetic Conductance
C. Electrical Capacitance
D. Magnetic Capacitance
A. Electrical Conductance
Steradian is the unit of_______________?
0
A. Solid angle
B. Liquid angle
C. Gas angle
D. Plain angle
A. Solid angle
Candela is the basic unit of_________________?
0
A. luminous intensity
B. heat producing value
C. Thermodynamic temperature
D. radioactive decay
A. luminous intensity
“Elephant” large unit of paper measurement equal to 28 by__________
0
A. 23 inches
B. 25 inches
C. 28 inches
D. 31 inches
A. 23 inches
The outermost layer of skin is the__________?
0
A. endodermis
B. dermis
C. epidermis
D. hypodermis
C. epidermis
