General Science

Heat Transfer
In summer, people paint their cars with silver color in order to prevent
release of heat
absorption of heat
transfer of heat
strength of heat
Author: rikazzz Comment
Investigating Space
Red supergiants are
cooler
hotter
normal
hot or cold
Author: rikazzz Comment
Heat Transfer
A solar ‘eclipse’ occurs when
sun comes between earth and moon
moon comes between earth and sun
earth comes between moon and sun
sun is behind earth and moon
Author: rikazzz Comment
Transportation in Plants
Some amount of mineral salts enter the roots by the process of
diffusion
osmosis
active transport
respiration
Author: rikazzz Comment
Atoms and Atom Model
Electrons fill energy level starting from the
lowest level
highest level
central level
upper level
Author: rikazzz Comment
Mixtures
Light bulbs are filled with
helium gas
neon gas
argon gas
hydrogen gas
Author: rikazzz Comment
Sound Waves
Large concert halls have modified roofs which
absorb sounds
reflect sounds
increase loudness of sounds
decrease pitch of sounds
Author: rikazzz Comment
Physical and Chemical Changes
The odour of ammonia is
sweet
attractive
weak
strong and pungent
Author: rikazzz Comment
Electric Circuits and Currents
When the current flows opposite way, the cone is pulled
inwards
forward
backward
outwards
Author: rikazzz Comment
Elements and Compounds
The general properties of metals are
shiny
ductile
malleable
all of above
Author: rikazzz Comment

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