Everyday Science MCQS Set-2 ( CSS KPPSC SPSC )

Everyday Science MCQS Set-2 for preparation. ( CSS NTS OTS )

What is the actual time rotation of Earth?

A. 12hours 45mins 4sec
B. 20hours 36mins 4sec
C. 23hours 56mins 4sec
D. 25hours 32mins 4sec

Who coined the name Virus?

A. Louis Pasteur
B. Frederick Twort
C. Robert Hooke
D. MW Beijerinck

Meat gives the largest number of:

A. Vitamins
B. Fats
C. Protiens
D. Calcium

Light energy is stored in the form of ___ due to the activity of Chloroplast.

A. Electrical energy
B. Radiant energy
C. Mechanical energy
D. Chemical energy

If a green leaf is seen in a red light its color will be:

A. Black
B. Red
C. Blue
D. Yellow

The branch of study dealing with old age and aging is called:

A. Oncology
B. Bryology
C. Gerontology
D. Sociology

What is the atomic number for Hydrogen?

A. 01
B. 12
C. 16
D. 24

Epiphytic and Parasitic plants grow on which of the following?

A. Sea
B. Plants
C. Dogs
D. Rock

In a standard drug test, which seeds can cause false positive results for opium use?

A. Pumpkin
B. Sunflower
C. Poppy
D. Sesame

Which is used common in storage batteries?

A. Copper
B. Mercury
C. Silicon
D. Lead

What system our Brain is in?

A. Respiratory System
B. Bone System
C. Nervous System
D. Digestive System

Which is not a greenhouse gas?

A. Carbon Dioxide
B. Ozone
C. Methane
D. Nitrogen

Human breath is visible in winter but not in summer because:

A. Breath contains certain impurities
B. The difference in outside pressure gives visibility to breath
C. Water vapor in breath condenses in cold air, making it visible
D. None of the Above

What stored energy is commonly called?

A. Kinetic energy
B. Potential energy
C. Chemical energy
D. Radiant energy

What organelle is known as the ‘Brain’ of the cell?

A. Nucleus
B. Chloroplast
C. Mithocondria
D. Cell Membrane

Diabetes is a disease of:

A. Liver
B. Pancreas
C. Kidney
D. Lungs

Dialysis is used for people with defective:

A. Liver
B. Kidney
C. Heart
D. Diffusion

Which of the following is the lightest gas?

A. Nitrogen
B. Hydrogen
C. Ammonia
D. Carbon dioxide

What is the percentage of salt water on earth surface?

A. 91%
B. 93%
C. 95%
D. 97%

Sunlight made of how many colours?

A. Four Colours
B. Five Colours
C. Six Colours
D. Seven Colours

Which is used as a moderator in nuclear reactors?

A. Neutron
B. Heavy Water
C. Nuclear Water
D. Hard Water

Which among the following salts has the highest percentage in ocean water?

A. Sodium Chloride
B. Magnesium Chloride
C. Calcium Sulphate
D. Calcium Carbonate

Which layer of the Sun has a reddish glow?

A. Photosphere
B. Corona
C. Chromosphere
D Heliosphere

What is the temperature at the outer surface of the Sun?

A. 1000 degrees C
B. 4000 degrees C
C. 6000 degrees C
D. 100000 degrees C

Eugenics is the study of:

A. genetic of plants
B. different races of mankind
C. people of European origin
D. altering human beings by changing their genetic components

The ozone layer restricts:

A. X-rays and gamma rays
B. Visible light
C. Infrared radiation
D. Ultraviolet radiation

Galileo was an Italian astronomer who:

A. developed the telescope
B. discovered four satellites of Jupiter
C. discovered that the movement of the pendulum produces a regular time measurement
D. All of the above

Where in the world did the essential evolutionary changes occur that led to humans?

A. Africa
B. Asia
C. Europe
D. Australia

A paleontologist is a scientist who studies:

A. Human behavior
B. Ancient DNA
C. Fossils
D. Prehistoric life

Bipedalism is a characteristic usually found in:

A. Australopithecines
B. Hominins
C. Orangutans
D. Monkeys

Humans share a common ancestor with which of the following primates?

A. Chimpanzees
B. Gorillas
C. Orangutans
D. Monkeys

How long have human-like (hominin) species been present on Earth?

A. 6,000 years
B. 1 million years
C. 2 million years
D. Over 6 million years

Gypsum is added to cement clinker to:

A. decrease the rate of setting of cement
B. increase the tensile strength of cement
C. bind the particles of calcium silicate
D. facilitates the formation of a colloidal gel

The property of a substance to absorb moisture from the air on exposure is called:

A. osmosis
B. efflorescence
C. deliquescence
D. desiccation

Most soluble in water is:

A. camphor
B. common salt
C. sulfur
D. sugar

Epidemiology is the study of:

A. Epidermis diseases
B. Epidemic diseases
C. Dermis diseases
D. None of these

Nuclear fission is caused by the impact of:

A. Deuteron
B. Proton
C. Neutron
D. Electron

Brass gets discolored in air because of the presence of which gases in air?

A. Oxygen
B. Hydrogen sulfide
C. Carbon dioxide
D. Nitrogen

Ornithology is the study of which of the following?

A. Study of bones
B. Study of birds
C. Study of smells
D. None of these

Chlorophyll is a naturally occurring chelate compound in which central metal is:

A. copper
B. magnesium
C. calcium
D. iron

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