Everyday Science — All MCQs

Q261.Heating element of an electric heater is made up of :

Q262.The only species of the cat family that lives and hunts in groups are:

Q263.The removal of carbon dioxide urine and sweat is a process of ________?

Q264.Muscular and nervous disorders are owing to lack of:

Q265.When were Hiroshima and Nagasaki hit by atom bombs?

Q266.The nearest Star to the planet Earth is:

Q267.which of the following gases' is used for refrigeration?

Q268.Which of the following element is not essential for plants?

Q269.The first Mechanical Calculating Machine was invented by:

Q270.Cirrhosis is a disease that affects which organ among the following?

Q271.The vitamin that controls the browning in fruits by the help enzymes is;

Q272.Vitamin that is produced by body and is not found in fruits and vegetables:

Q273.Depletion of the ozone layer is caused due to:

Q274.What is the brightest planet in the solar system?

Q275.The united Nations General Assembly has declared the decade 2021 .30 as?

Q276.Jabir bn Haiyan is famous for his work on:

Q277.Laughing gas is also called ?

Q278.Unit of Illumination is :

Q279.Which one is the most abundant in Atmosphere

Q280.Deficiency of Iodine causes