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CBSE Questions

Total Questions 9982
what are plant hormones ? explain geotropisum and hydrotropisum ?
An electric gryster is known to consume 2.2 units of electrical energy per hour of its use.It is designed to work on the main voltage of 220v.What is the current flowing through the device?When it is across the main, what is the resistance of the device?Which of the two a 100w.220v lamp or 10w.220v night bulb has high reisitance?
How many states of matter have been identified till now? Which are they?
what is an atomicity
what is sedimentary rock
How can we easily study nitrogen cycle?
what is global warming? please explain.
FRONT LIMB OF LAND ANIMALS ARE CALLED -----
What does lymph do?
What is dissociating?
How does a magnet placed in the vicinity of a conductor experience force?
What is Fleming,s Right hand rule?How do we apply it in an electric motor?
suggest an experiance to prove air travels from high pressure area to low pressure area
what is diffusion
Define agriculture?
main festivals,food & dress of people of maharashtra
WHAT IS MULTI TASKING?
HOW DOES A COCONUT GET WATER IN IT?
a)please explain a reason why fresh air cannot be regarded as pure substance? b)Electrolysis of water is a chemical change?
smoke and fog are aerosols.In what way are they different?