The metal that is present in Photo Films is
Silver
Magnesium
Platinium
Mercury
Correct Answer :
A. Silver
Related Questions
Lightening cause rainfall because
It activate H2O molecule
Photo-electricity reaction starts
Some of the gas molecules become bigger
It cause combination of oxygen and nitrogen
Which of the following is in liquid form at room temperature ?
Sodium
Cerium
Francium
Lithium
The Panda belongs to the same family as that of
Cat
Bear
Rabbit
Dog
Nitrification means
Conversion of nitrogen to nitric acid.
Production of nitrogen from air
Convert the atmospheric nitrogen to effective nitrogen compound.
Liquifaction of nitrogen
The metal used in storage batteries
Zinc
Iron
Copper
Lead
The oxide of Nitrogen used in medicine as anaesthetic is
Nitric oxide
Nitrogen dioxide
Nitrogen pentoxide
Nitrous oxide
In an atomic nucleus, neutrons and protons are held together by
Magnetic forces
Gravitational forces
Coulombic forces
Exchange forces
The smallest functional and structural unit of kidney is called as
Granulocyte
Neuron
Reticulocyte
Nephron
Epoxy resins is used as
Adhesives
Detergents
Insecticides
Moth repellants
Which of the following elements is a metal
S
Ga
Se
I
Which of the following is the lightest metal ?
Mercury
Lithium
Lead
Silver
Cell membrane is
permeable
semipermeable
selectively permeable
impermeable
The element present in the largest amount in rocks and minerals is
Carbon
Hydrogen
Aluminium
Silicon
Liquefied Petroleum gas (LPG) consists of mainly
Methane, Butane and Propane
Methane, Ethane and Hexane
Ethane, Hexane and Nonane
Methane, Hexane and Nonane
The type of glass used in making prisms and lenses is
Pyrex glass
Soft glass
Flint glass
Jena glass
Bromine is
A Black solid
A red liquid
A highly inflammable gas
colourless gas insoluble in water
The speed of light with the rise in the temperature of the medium
Increases
Remains unaltered
Drops sharply
Decreases
The metal that is present in Photo Films is
Silver
Magnesium
Platinium
Mercury
The colour of Emerald is
Deep Green
Violet
Prussian Blue
Yellow
Which of the following elements is obtained from sea weeds ?
Argon
Vanadium
Iodine
Sulphur
Earth's seasons are caused by which of the following?
The varying amount of sunspot activity
The tilt of the earth's rotation relative to the ecliptic as earth revolves around the sun
The earth's orbit around the sun as an exlipse rather than a circle
The rotation of during a 24-hour day
The fastest-running terrestrial animal is
lion
man
jaguar
cheetah
According to Daltons atomic theory the smallest particle which can exist independently is
An atom
A cation
A molecule
An anion
The metallic constituents of hard water are
Calcium, magnesium and iron
Magnesium, Calcium and tin
Magnesium, tin and iron
Iron, tin and calcium
The recent atomic weight scale is based on
1H1
1H2
6C12
8O16
Which of the following items will be attracted to the north pole of a permanent magnet by a magnet force?
A piece of iron that is not a permanent magnet
The north pole of another permanent magnet
A positively charged glass rod
A negatively charged rubber rod
The property of a substance to absorb moisture from the air on exposure is called
Desiccation
Efflorescence
Deliquescene
Osmosis
One fathom is equal to
6 feet
6 metres
60 cms
60 feet
What is the unit for measuring the pitch or frequency of sound ?
Coulomb
Hum
Cycles
Decible
Which of the following is most likely to cause a rise in the average temperature of earth's atmosphere in future?
Atomic warfare
Depletion of earth's ozone layer
CO2 from fossil fuels
Dust clouds from valcanoes