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6th Class Science Complete Mcqs (English Medium)
(1) The part of the microscope through which image of the specimen can
be seen is called:
Eye Piece objective
Stage Mirror
(2) Animal cells cannot prepare their own food because:
They have no cell wall THEY HAVE NO CHLOROPLAST
They are not round in shape their
nucleus is not pushed towards cell wall
(3) Which one of the following in animal cell?
Cell wall CENTRIOLE
Chloroplast
One big vacuole
(4) The power house of the cell is called
Ribosomes Endoplasmic reticulum
Chloroplast MITOCHONDRIA
(5)
Which one of the following
is of the nervous system?
Stomach Small
intestine
Large intestine SPINAL CORD
(6) The colored part of the eye beneath the cornea is called:
Pupil IRIS
Lens Retina
(7) There are three bones in the ear. Where are these located?
Outer ear MIDDLE EAR
Auditory nerve
Inner ear
(8) The nerve which sends messages from nose to the brain is called:
Optic nerve
Auditory nerve
OLFACTORY NERVE Spinal nerve
(9) Which taste buds are found at the tip of the tongue?
Salt (both side edges) SWEET (TIP)
Sour (both side edges) Bitter (rare portion)
(10) Which of the following is not detected by skin?
Touch Pressure
Temperature TASTE
(11) Which gas is used in photosynthesis?
Nitrogen Chlorine
Oxygen CARBON DIOXIDE
(12) Which substance reacts with carbon dioxide to produce glucose during
photosynthesis?
Oxygen
Starch
WATER Nitrogen
(13) Which substance reacts with glucose to produce energy during respiration?
OXYGEN Chlorophyll
Water Light
(14) What is the cause of green colour in plants?
Chloroplast CHLOROPHYLL
Glucose Hemoglobin
(15) Which tissue transports water from roots to leaves in plants?
XYLEM Phloem
Upper epidermis Lower epidermis
(16) Bacteria and fungi are:
Herbivores carnivores
Omnivores DECOMPOSERS
(17) Which organisms are called producers?
PLANTS bacteria
Fungi animals
(18) Which type of animal the horse is?
HERBIVORE carnivore
Omnivore decomposer
(19) What are lice?
Predators preys
PARASITES Hosts
(20) What is the relationship between lion and deer?
PREDATION parasitism
Mutualism no relation
(21) The number of naturally occurring elements is:
62 82
92 102
(21) Mercury is a
METAL non-metal
Metalloid compound
(22) Matter consisting of one kind of atoms is called:
ELEMENT compound
Solution mixture
(23) The symbol of carbon is:
Ca Na
K C
(23) Graphite is a of electricity.
GOOD CONDUCTOR OF ELECTRICITY bad conductor of electricity
Non-conductor of electricity conductor
as well as non-conductor
(24) Calcium carbonate is used:
In white wash IN CONSTRUCTIONS
As fuel as food
(25) Method of separating components of the mixture of Naphthalene and
salt is:
Filtration SUBLIMATION
distillation none of them
(26)The percentage of nitrogen in the air is:
0.03% .1%
20.9% 78%
(27) The gas used in photosynthesis process is:
Nitrogen Oxygen
CARBON DIOXIDE Neon
(28) Which of following process does not employ oxygen?
Respiration PHOTOSYNTHESIS
Burning process Rusting of iron
(29) The gas used to manufacture urea fertilizer is
NITROGEN Carbon dioxide
Oxygen Argon
(30) The gas used to make the bread spongy is
Nitrogen Oxygen
CARBON DIOXIDE Neon
(31) Which of the following mixture is called solution?
Iron filings and Sulphur water
and oil
WATER AND CARBON DIOXIDE water and fat
(32)The solubility of which compound in water decreases by increasing the
temperature?
sodium chloride CARBON DIOXIDE
copper sulphate potassium
nitrate
(33)Air is a homogeneous solution. What
is solvent in this solution?
NITROGEN Oxygen
carbon dioxide water
(34) The particles are settled down at the bottom of the container.
in solution in solute
in solvent IN SUSPENSION
(35) Which substance is called universal solvent?
Alcohol Oil
WATER Milk
(36)The energy of moving object is called:
KINETIC ENERGY potential energy
electrical energy
solar energy
(37) The example of renewable energy sources is:
coal natural
gas
AIR petrol
(38) When work is done, the energy is:
Produced destroyed
wasted CONVERTED FROM ONE FORM INTO OTHER FORM
(39) Which of the following is not an energy converter?
CHAIR radio
Fan lamp
(40) Energy present deep in the Earth is called:
solar energy hydropower energy
GEOTHERMAL ENERGY bio-energy
(41) Which of the following is an
example of wheel and axle system?
Knife Screwdriver
BOTTLE OPENER hammer
(42)What is the function of a fixed pulley?
Lifts the load with difficulty. Changes the magnitude of force.
CHANGES THE DIRECTION OF FORCE. Cancels the effect of force.
(43) Which pulley systems needs less force to lift a certain load?
System consisting of one pulley. System consisting of two pulleys.
System consisting of three pulleys SYSTEM CONSISTING OF FOUR PULLEYS.
(44) Which pulley systems needs less force to lift a certain load?
System consisting of one pulley. System
consisting of two pulleys.
System consisting of three pulleys SYSTEM CONSISTING OF FOUR PULLEYS.
(45)Gear system is an advanced shape of
Lever wedge
compound machine WHEEL AND AXLE
(46) Gears whose teeth are interlocked with each other:
do not move MOVE IN OPPOSITE DIRECTION
Move in the same direction Always remain moving.
(47) Passage of light ray through certain object is called:
TRANSMISSION reflection
absorption diffused reflection
(48) The size of image formed in a plane mirror is:
Smaller than object. Larger than the object.
EQUAL TO THE OBJECT. 3/4th of the object.
(49)Maximum light is reflected by
White paper. MIRROR.
wooden plate Black
coloured sheet.
(50) An instrument which helps us to see on the other side of the wall or barrier is called:
PERISCOPE telescope
microscope kaleidoscope
(51) The back and forth movements of the objects is called:
Speed VIBRATIONS
Moving around circular motion
(52) The energy transferred from
vibrating object to surrounding medium is?
Potential energy
KINETIC ENERGY. Mechanical energy.
(53) Sound cannot travel in:
Solid.
Liquid.
Gas. VACUUM
(54) The speed of sound is 343 meter per second in:
AIR Water
Iron wood
(55)Which part of the human ear transfers sound waves to the cochlea?
Pinna Eardrum
Ear canal. BONES OF MIDDLE EAR
(56)The Moon is:
Natural satellite of the Sun. NATURAL SATELLITE OF THE EARTH.
Polar satellite of the Earth. Geostationary
satellite of the Earth.
(57) Russia sent Sputnik-I into space in:
1947 1957
1977 1967
(58) Geostationary satellite complete one revolution around the Earth
in:
ONE DAY one week
One month one year
(59) The first man who completed one revolution around the Earth was:
Edwin Eledrin Neil
Armstrong
Elan Shepard YURI GAGARIN
(60) The satellite Badr-I was sent into space by Pakistan in:
1969 1973
1975. 1990