Periodontics deals with __________?
Fuzzy logic is a part of__________?
Circadian Rhythm refers to __________?
What is it called when the Earth is closest to the sun __________?
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.
An extremely small piece of silicon on which integrated circuits are implicated is called __________?
The property of a substance to absorb moisture from the air on exposure is called__________?
The variety of coal in which the deposit contains recognizable traces of the original plant material is__________?
Bromine is a__________?
what is the height of The atmosphere layer mesosphere?
Second layer of Earth’s atmosphere is__________?
Border line which separates outer space from Earth’s atmosphere is known as__________?
Places experiencing equal impact of an earthquake are called__________?
A man can survive without food for atleast?
Which of the following is a mammal?
Hydrogen peroxide (H2O2)__________?
Study of the Universe is known as__________?
Approximately how many Galaxies are there ?
Big Bang theory explains__________?
Big Bang was an explosion that occurred ?
Which is correct order of solar system starting from Sun ?
Diameter of Sun is__________?
Intrinsic Semi-conductor is also known as__________?
On passing through food stuff, X-ray can kill the__________?
Vitamin A is found in the__________?
The protein content of edible portion of egg is__________?
Alzheimer’s disease in human beings is characterized by the degeneration of _______
The protein content in wheat is approximately__________?
Average salinity or ratio of salt as per kilogram of water of ocean is__________?
Sum of all ecosystems is classified as__________?
Pedosphere is sum of__________?
Ice mass that covers more than fifty-thousand square kilometers of land area is classified as__________?
Evaporation from ice and snow is known as__________?
What is the name of the central part of the earth?
The rocks formed out of layers of sediment bonded together are known as __________?
Which one is the world’s largest mangrove forest(s)?
The point that lies directly above the source of an earthquake is known as __________ ?
What is/are the basic purpose(s) of dams?
Which one of the following can be synthesized by Liver _______?
Which among the following is responsible for producing color of human skin ___?
In which part of the eye lies the pigment that decides the colour of the eyes of a person___?
By which process copper is refined __________?
Magnalium is an alloy of__________?
Which of the following metal occurs in free state __________?
The vitamin which is generally excreted by humans in urine is__________?
The Virus of AIDS affects the growth of__________?
The total energy of revolving electron in an atom__________
Muscle fatigue is caused by the accumulation of__________?
An element that does not occur in nature but can be produced artificially is__________?
What is the element required for solar energy conversion ______?
The ratio of pure gold in 18 carat gold is __________?

An atom is_____________?

A. smallest indivisible particle in an element
B. smallest particle of an element which can undergo a chemical reaction
C. building block of an element
D. always smaller than molecule

Submitted by: Mansoor Ul Haque

Correct Answer: smallest particle of an element which can undergo a chemical reaction ✔

Last Updated: April 09, 2018