Lingxi-03, developed by Galaxy Space, was launched using a ___________ carrier rocket.
A. Long March-3D B. Long March-2D C. Vertical March-3D D. Orbital March-2D
Everyday Science MCQs
In fireworks,the green flame is produced because of __________?
A. Sodium B. Barium C. Mercury D. Potassium
Permanent hardness of water can be removed by adding __________?
A. Chlorine B. Washing soda C. Bleaching powder D. None of these Sodium carbonate, Na2CO3, is also known as washing soda. It can remove temporary and permanent hardness from water. Sodium carbonate is soluble but calcium carbonate and magnesium carbonate are insoluble.
The two elements that are frequently used for making transistors are :
A. Boron and aluminium B. Silicon and Germanium C. Iridium and Tungston D. None of these
Which of the following was first to be discovered in the chromospheres of the sun?
A. Krypton B. Xenon C. Neon D. Helium
Which of the following is used as a lubricant?
A. Graphite B. Silica C. Iron oxide D. Diamond
Which is the largest organ in the human body?
A. Liver B. Heart C. Skin D. Kidney The skin is considered the largest organ of the human body by both weight and surface area. Here’s why: Surface Area: The skin covers the entire external surface of the body, serving as a protective barrier against physical, chemical, and biological threats. It envelops the body from … Read more
__________ is the atmospheric layer wherein the weather occurs.
A. Troposphere B. Stratosphere C. Mesosphere D. Thermosphere
__________ contains the ozone layer.
A. Troposphere B. Stratosphere C. Mesosphere D. Ionosphere
_________ contains ozone layer.
A. Thermosphere B. Exosphere C. Lithosphere D. Stratosphere