General Science :
1.
The temperature at which all
substances have zero thermal energy - 273 degree celcious.
2.
Any substance which when added to a
reaction, alters the rate of the reaction but remains chemically unchanged at
the end of the process is called - Catalyst.
3.
The study of the inter-relations of
animals and plants with their environment is called-Ecology.
4.
Study of insects is called-Entomology.
5.
A unit used to express the focal
power of optical lenses-Dioptre.
6.
The velocity that a body with less
mass must achieve in order to escape from the gravitational attraction of a
more massive body is called-Escape Velocity.
7.
Laughing gas is chemically known as-
Nitrous Oxide.
8.
The blood vessels carrying blood from
the heart to various parts of the body is called-Artery.
9.
The distance travelled by light in
one year is called - Light year.
10.
An organism which derives its
nourishment from another living organism is called-Parasite.
11.
Newton's which law states that the
rate of change of momentum of a body is directly proportional to the force
applied and takes place in the direction in which the force act -Newton's
second law of motion.
12.
Which is the world's first man-made
satellite-Sputnik-I.(4 oct 1957)
13.
Which planet is the brightest of all
the planets-Venus.
14. Small pieces of solid matter which are found scattered
in the inter-planetary space of the solar system are known as-Meteoroids.
15.
The largest gland in the body which
is dark red in colour is- Liver.
16.
Inadequate secretion of Insulin
hormone causes which disease -Diabetes.
17.
Common cold, Influenza, Chickenpox
and Measles are caused due to the attack of Virus or Bacteria - Virus.
18.
In which atmospheric layer are the
communication satellite located- Ionosphere.
19.
The scientific principle behind
'Fibre Optics' is – Total internal reflection of light.
20.
Ginger is a stem and not a root, True
or False - True (because it has nodes and Internodes).
21. When we wind a watch which energy is stored - Potential
Energy.
22.
On which phenomena the process of
Dialysis used on patient with affected kidneys is Based - Osmosis.
23.
When a piece of ice floating in a
beaker of water melts, the level of water will rise or fall-Remains the
same.
24.
Energy stored in a dry cell is - Chemical
energy.
25.
When a cricketer lowers his hand
while catching the ball, it saves him from injury due to - Conservation of
momentum.
26.
Full form of AIDS is - Acquired
Immune Deficiency Syndrome.
27. Chemical technology dealing with the conversion of
base metals into gold is - Alchemy.
28.
Subtances produced by micro-organism
that kill or prevent growth of other micro-organism is called - Antibiotics.
29.
Substances which react with acids to
form salts is called - Base.
30.
The ancient oriental art of growing
trees in dwarf form is called - Bonsai.
31.
What is the unit of heat - Calorie.
32.
The ability of a body to resist
tension or compression and to recover its original shape and size when the
stress is removed is called - Elasticity.
33.
The negatively charged particles
which revolve around the nucleus of the atom in certain orbits is called - Electron.
34.
The branch of biology dealing with
study of Heredity is - Genetics.
35.
Kwashiorkor is caused due to the
deficiency of - Protein.
36.
Optical illusion often witnessed in
deserts when the objects on the surface of the earth at
37.
The branch of science which deals
with study of nature and properties of light is called- Optics.
38.
The scale used to measure the
magnitudes of earthquakes is called - Richter scale.
39.
The heat required to raise the
temperature of 1 kg of a substance through one degree celcius is called - Specific
heat.
40.
The speed greater than the speed of
sound is called- Supersonic speed.
41.
Volatile substance that incapacitates
for a time by powerfully irritating the eyes, provoking tears is called - Tear
gas.
42.
Who is the inventor of Dynamite - Alfred
B. Nobel.
43.
Who discovered life in plants - Jagadish
Chandra Bose.
44.
The unit used to measure loudness of
sound is - Decibel.
45.
The smallest part of an element that
can take part in a chemical reaction is called - Atom.
46.
Substances used for destroying or
stopping growth of micro-organisms in living tissue is Called -Antiseptic.
47.
Water that does not form lather with
soap easily is called - Hard water.
48.
The lines drawn on maps joining the
places having same barometric pressure is called -Isobars.
49.
Lymph differs from blood in not
having - Red Blood Corpuscles.
50.
Universal receivers can receive blood
from - Groups O, A, B and AB
