The fibres can be plant, as in cotton and linen or animal, as in wool, insect, as in silk or man made, as in nylon. Fabrics are made up of... View Article
Generally non-metal do not react with acids. This statment is true because, when a substance reacts with acid it provides electrons to the H +... View Article
Step farming or terrace farming is common in hills to check soil erosion through water current on the slopes. It is nothing but a type of farming... View Article
Profuse branching is a term which refers to repeated branching of trees. This does not allow them to grow vertically instead they grow as bush.... View Article
We humans have four kinds of teeth: incisors canines premolars molars For a 5-year-old, the dental formula will be: 212/212, which by methods... View Article
The given series is 8,12,24,60........ From the series, we observe that the series is in increasing order. The first number is 8. Then the... View Article
Natural detergents Man made detergents Natural detergents are naturally available and used as detergents. Synthetic detergents or man made... View Article
Sulphur is centre atom in H2SO4. It holds 2 hydrogen and 4 oxygen atoms, so valency is 6. Sulphur forms 6 covalent bonds with neighbours. The H... View Article
Certain animals can emit and hear ultra-sonic frequencies more than 20 kilohertz. Bats, Insects like beetles, moths, praying mantis, dolphins,... View Article
Kanpur is a city, which is located centrally in the Ganga basin. This city is famous for cotton production. There are a good deal of cotton... View Article
Answer: A displacement reaction is one wherein the atom or a set of atoms is displaced by another atom in a molecule. For instance, when the... View Article
A voltmeter is used to measure potential difference across two points in an electrical circuit. A voltmeter has high resistance, if connected in... View Article
Given that Length = 1872 cm Width = 1320 cm The edge of the square tile must be the common divisor of the dimensions of the courtyard. So,... View Article
The spatial orientation of the orbital and the geometry of the molecule is depended by the molecule to determine which d orbital has been... View Article
The Civil Disobedience Movement aimed at the complete refusal of cooperation to the British and hinder the functioning of the government. It also... View Article
Mesopotamia and Indus Valley Civilization (Harappa civilization) can be called contemporary civilizations as there was evidence of the trade... View Article
<html> is the first tag which can be used in any HTML document which actually represents the usage of html and the version of html you are... View Article
Answer: A chemical reaction is in which the bonds are broken within reactant molecules, and new bonds are formed within product molecules in... View Article
