Find the value of the trigonometric function sin 765°
We know that values of sin x repeat after an interval of 2π or 360° So we get sin 7650... View Article
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Water lost in guttation is : (a) pure water (b) impure water (c) in vapour form (d) either ‘a’ and ‘b’
Water lost in guttation is impure water. Guttation is the process of secretion of water droplets from the pores of... View Article
What goes up and down, but never moves?
The answer to this riddle is staircase. They go up and down but you are the one moving.
Name three main sources of water
Sources of Water There are various sources of water. About 97% of the water on the Earth’s surface is covered... View Article
Write five sentences about bear
Bears are mammals that belong to the family Ursidae. These animals are widespread, with members living on both the hemispheres.... View Article
Name the non metal used in water purifier?
The non metal used in water purification process is chlorine.
Solve the below puzzle? A rich man needs_______. A poor man has_______. If you eat_______ you die and when you die you can take_______ with you! ? One word fits all 4 blank? Spaces! its a seven letter word. What’s the answer?
A rich man needs nothing. A poor man has nothing. If you eat nothing you will die. And when you... View Article
In multiplication the number being multiplied is called
The numbers to be multiplied are generally called the ‘factors’. It is necessary to know, what are the numbers called... View Article
The organelle that acts as a supporting skeletal framework of the cell is: (a) mitochondria (b) golgi complex (c) endoplasmic reticulum (d) nucleus
The organelle that acts as a supporting skeletal framework of the cell is endoplasmic reticulum. The Endoplasmic Reticulum is a... View Article
The junction between two neurons is called as: (a) Synapse (b) Axon (c) Dendrites (d) None of the above
The junction between two neurons is called as Synapse. Synapse is defined as the point of contact between the terminal... View Article
Why did Einstein write a letter to Franklin Roosevelt?
Einstein wrote a letter to Franklin Roosevelt because he wanted to warn America that Germany had the ability to build... View Article
Every unit of classification regardless of its rank is (a) Taxon (b) Variety (c) Species (d) Strain
Every unit of classification regardless of its rank is ‘Taxon’. The term taxon refers to the particular level of hierarchy... View Article
What is the gender of groom?
Groom is used for the ‘male’ gender. Hence, the gender of the groom is male. Meaning Here the word groom... View Article
Define one calorie of heat
One calorie of heat is defined as the amount of heat needed to raise the temperature of one gram of... View Article
What is the national fish of India?
The Ganges River Dolphin or also called ‘Susu,’ is the National Aquatic Animal of India. It is one of the... View Article
Define root pressure
Root pressure is a force or the hydrostatic pressure generated in the roots that help in driving the fluids and... View Article
Give the symbol of an electric fuse used in circuit diagrams
An electrical fuse is a protective device that protects circuits against the flow of excess electrical current. Electrical symbols are... View Article
Electrical resistivity of a given metallic wire depends upon:(a) its length(b) its thickness(c) its shape(d) nature of the material
Answer: (d) nature of the material Electrical resistivity of a given metallic wire depends upon the nature of the material. The property... View Article
Fill in the blank: Arteries and veins are joined by a network of _____________.
Arteries and veins are joined by a network of capillaries.
Classify the following salts into acidic, basic and neutral: potassium sulphate, ammonium chloride, sodium carbonate, sodium chloride.
Potassium sulphate and sodium chloride are neutral salts, sodium carbonate is basic salt and ammonium chloride is acidic salt.
