Recent questions tagged cbsc

How does a hot air balloon moves upward ?

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What is moving air called?

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What is the type of motion experienced when you pedal a bicycle in motion ?

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Rahul walks 6 km in 2 hrs and rests for 30 minutes. Again he walks in the same direction for another 3 km in 1 hr. What is the average speed Rahul walked in during his entire travel?

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The maximum distance covered by an object at a given time determines the object's _________.

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What happens when objects of different temperature are placed in a surrounding?

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What is the boiling point of water?

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What happens to the molecules when the temperature of the matter increases?

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The steps required for conversion of kitchen garbage into manure are given below in a jumbled form. i. Put garbage into a pit ii. Cover the bottom of the pit with sand iii. Cover the pit loosely with a gunny bag or grass iv. Add worms Which of the following shows the correct sequence of the above steps?

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The method of preparing compost with the help of earthworms is called

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Moutaineers carry oxygen cylinders with them because

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Which of the following statements is incorrect?

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Water in our tap comes from a

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Which of the following activity does not involve use of water?

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A bar magnet is immersed in a heap of iron filings and pulled out. The amount of iron clinging to the

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In which of the following devices magnets are used?

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Which of the following metals is magnetic?

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Filament of a torch bulb is

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Choose the options a,b,c or d given the figure which shows correct direction of the current

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A set of electric cells is called

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Which of the following can never form a circular shadow?

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A lunar eclipse occurs when the

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A luminous object produces

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Spinning top is an example of

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1m has __

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SI unit of measuring length

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Banu comes across an animal having a streamlined body and is also slippery. What is the habitat of the animal?

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Movement of ants towards sugar is called

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What is the habitat of polar bears?

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The fluid that surrounds the movable joints is

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A butterfly has

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Muscles are attached to the bones by

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The male part of the flower is

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The leaves of cacti are modified into spines to

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Carrot plants have

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Identify the reversible change

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When a fire cracker bursts, it is a

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Melting of copper metal when heated to a very high temperature is a/an

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Four mixtures are given below: i. Kidney beans and chick eas ii. Pulses and rice iii. Rice flakes and corn iv. Potato wafer and biscuits Which of these can be separated by the method of winnowing?

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Salt dissolved in water can be separated by

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Kerosene and water can be separated from the mixture by

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Which pair of the substances among the following would float in a tumbler half filled with water?

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The transparent material among the following is

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Matter is made up of

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Largest producer of wool is

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Cotton fibres are twisted into yarn during

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Fibres obtained from animals and plants are called

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A person has little haemoglobin inblood. He is suffering from

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Soft and twisted bones are the symptoms of

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Severe condition of scurvy can cause

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