Which one of the following is not the part of human eyes?
A)
Pupil
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B)
Cornea
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C)
Retina
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D)
Saliva
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E)
None of these
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The small intestine has many folds in its inner lining. The folds are made up of millions of finger like projections called villi. What is the function of villi?
A)
To trap food particles in it
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B)
To provide large surface area for absorbing nutrients
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C)
To provide less surface area to absorb more nutrients
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D)
To pass glucose to the blood
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E)
None of these
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'Green plants act as producer in the food chain'. Which one of the following is correct option for the given statement to become correct?
A)
Green plants are fixed at a single place
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B)
Food is synthesized by green plants
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C)
Animals feed on the green plants
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D)
Green plants cannot prepare the food in absence of sunlight
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E)
None of these
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Which one of the following is attracted by the magnet?
A)
Iron
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B)
Glass
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C)
Plastic
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D)
Cotton
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E)
None of these
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Which one of the following is not the part of our solar system?
A)
Asteroids
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B)
Meteors
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C)
Halley comet
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D)
Orion constellation
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E)
None of these
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Which one of the following is the chemical formula of water?
A)
\[{{H}_{2}}O\]
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B)
\[C{{O}_{2}}\]
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C)
\[{{C}_{6}}{{H}_{12}}{{O}_{6}}\]
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D)
\[NaCl\]
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E)
None of these
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What is the physical state of water at\[40{}^\circ C\]?
A)
Solid
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B)
Liquid
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C)
Gas
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D)
Plasma
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E)
None of these
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Which one of the following is an aquatic plant?
A)
Water lily
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B)
Mango
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C)
Guava
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D)
Rose
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E)
All of these
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Which one of the following is not correct about the planet Earth?
A)
It is the third planet from the Sun as per distance
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B)
It is present between the orbits of Mars and Jupiter
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C)
It is the fourth largest planet of the solar system
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D)
It is the part of the galaxy Milky Way
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E)
None of these
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In which one of the following animals backbone is not found?
A)
Human
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B)
Cat
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C)
Mouse
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D)
Cockroach
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E)
None of these
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Consider the following statements: Statement 1: Fungi acts as decomposer in maintaining ecological balance in nature. Statement 2: Fungi pollutes the surroundings. Which one of the following is correct about the above statements?
A)
Statement 1 is true and 2 is false
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B)
Statement 1 is false and 2 is true
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C)
Both statements are false
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D)
Both statements are true
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E)
None of these
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Brain is the part of which one of the following organ systems?
A)
Nervous system
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B)
Respiratory system
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C)
Circulatory system
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D)
Digestive system
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E)
None of these
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Which one of the following adaptations is not found in fish?
A)
Air bladder to float on the surface of water
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B)
Fins to swim and maintain balance in water
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C)
Body covered with feathers
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D)
Streamlined body
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E)
None of these
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Which one of the following is used to kill mosquito?
A)
Dettol
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B)
Soap
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C)
DDT
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D)
Oil
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E)
None of these
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Which of the following is/are directly or indirectly related to air pollution?
A)
Greenhouse effect
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B)
Disturbance in ecological balance
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C)
Global warming
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D)
Melting of polar ice caps
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E)
All of these
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Which one of the following formulae is used to find the amount of work done?
A)
Force x Displacement
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B)
Force x Acceleration
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C)
Mass x Displacement
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D)
Displacement x Acceleration
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E)
None of these
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Which one of the following is a biotic component of the environment?
A)
Water
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B)
Soil
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C)
Air
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D)
Plants
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E)
None of these
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Look at the picture given below. Which one of the following types of tooth the picture represents?
A)
Incisors
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B)
Canine
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C)
Molar
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D)
All of these
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E)
None of these
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Which one of the following options is incorrect?
A)
Deforestation will cause an increase in temperature of earth's atmosphere leading to global warming
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B)
Deforestation will cause soil erosion making the soil infertile and lead to desertification
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C)
Deforestation will lead to evolution of many new wild animals and plants
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D)
Deforestation affects the water cycle leading to decrease in rainfall
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E)
None of these
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Which one of the following organ system is responsible for digestion of food?
A)
Skeletal system
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B)
Nervous system
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C)
Circulatory system
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D)
Digestive system
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E)
None of these
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A farmer spreads cow dung in the field to increase its fertility. After few days he finds that the cow dung has completely vanished from the field. How does it happen?
A)
Cow dung mix with the soil due to action of soil
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B)
Cow dung mix with the soil due to action of water
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C)
Cow dung mix with the soil due to action of decomposers
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D)
Cow dung mix with the soil due to temperature
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E)
None of these
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Name the elements whose atoms are present in the molecules of water?
A)
Hydrogen and Oxygen
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B)
Carbon and Oxygen
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C)
Oxygen and Nitrogen
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D)
Carbon and Hydrogen
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E)
None of these
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Categorize the following as conventional or non-conventional source of energy: Petrol, wind energy, coal, diesel, solar energy, tidal energy, hydroelectricity
A)
Conventional: Wind energy, solar energy, tidal energy. Non-conventional: Petrol, diesel, coal, hydroelectricity
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B)
Conventional: Wind energy, solar energy, tidal energy, hydroelectricity. Non-conventional: Petrol, diesel, coal,
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C)
Conventional: Petrol, diesel, coal, hydroelectricity. Non-conventional: Wind energy, solar energy, tidal energy
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D)
Conventional: Petrol, diesel, coal. Non-conventional: Wind energy, solar energy, tidal energy, hydroelectricity
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E)
None of these
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Which one of the following organ systems is responsible for removing waste materials out of body?
A)
Circulatory system
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B)
Nervous system
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C)
Excretory system
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D)
Digestive system
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E)
None of these
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The amoeba which has been shown in the given figure belongs to which one of the following groups?
A)
Virus
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B)
Fungi
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C)
Protozoa
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D)
Algae
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E)
None of these
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Among the followings, which one is the smallest measuring unit of length?
A)
Centimetre (cm)
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B)
Millimetre (mm)
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C)
Kilometre (km)
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D)
Metre (m)
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E)
None of these
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?The further depletion of ozone layer will have dire consequences?. Justify the statement.
A)
It will allow more sunlight to come on the Earth
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B)
It will allow more harmful ultra violet rays to come on the Earth
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C)
It will not allow the sunlight to come on the Earth
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D)
All of these
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E)
None of these
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Which one of the following plants is a terrestrial plant?
A)
Lotus
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B)
Hydrilla
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C)
Cactus
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D)
Pondweed
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E)
None of these
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What kind of objects are called luminous objects?
A)
Objects that do not have their own light
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B)
Objects that allow light to pass through them easily
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C)
Objects that do not allow the light to pass through them
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D)
Objects that have their own light
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E)
None of these
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Which of the following two physical quantities we require to calculate the speed of an object?
A)
Mass and Distance
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B)
Distance and Time
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C)
Time and Direction
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D)
Mass and direction
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E)
None of these
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We know that the distance between the Earth and star is measured in light year. Which one of the following is correct about one light year?
A)
Distance travelled by the star in one year
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B)
Distance travelled by the light in one year
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C)
Distance travelled by the Earth in one year
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D)
All of these
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E)
None of these
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Which one of the following statement is true for Crust?
A)
It is the uppermost layer of the atmosphere
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B)
It is the innermost layer of the atmosphere
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C)
It is the innermost layer of the Earth
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D)
It is the uppermost layer of the Earth
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E)
None of these
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Which one of the following matters is soluble in water?
A)
Wax
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B)
Salt
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C)
Paper
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D)
All of these
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E)
None of these
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Formula for measuring potential energy is 'mgh'. Here, what does g stand for in the formula?
A)
Gravitation
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B)
Gravitational force
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C)
Gravitational acceleration
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D)
Gravitational constant
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E)
None of these
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In which one of the following states of matter the space between the molecules is greatest?
A)
Solid
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B)
Liquid
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C)
Gaseous
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D)
Aqueous
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E)
None of these
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Which one of the following does not require medium to travel?
A)
Light
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B)
Sound
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C)
Noise
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D)
All of these
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E)
None of these
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Which one of the following is the single cell organism?
A)
Amoeba
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B)
A baby plant
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C)
Tissue of human organ
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D)
All of these
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E)
None of these
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Which one of the following animals produces its new ones by laying eggs?
A)
Lion
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B)
Crocodile
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C)
Elephant
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D)
Deer
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E)
None of these
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Which of the following particles are present in nucleus of an atom?
A)
Electron and Proton
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B)
Proton and Neutron
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C)
Neutron and Electron
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D)
Electron, Proton and Neutron
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E)
None of these
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Name the bacteria which helps in fixation of atmospheric nitrogen.
A)
E. Coli
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B)
Rhizobium
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C)
Penicillin
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D)
lactobacillus
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E)
None of these
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