Question Discussion & Solution

The correct answer is Rape.

• Section 376 of the Indian Penal Code deals with crimes related to Rape.

Key Points

• Section 376 of the Indian Penal Code:
  • It deals with the punishment related to sexual assault and harassment.

Additional Information

• Section 316 of The Indian Penal Code deals with Foeticide.
• Section 498 of The Indian Penal Code deals with Domestic Violence.

Exterior is antonym of interior.

Similarly,

The correct answer is Red.

Key Points

• Sulphuric acid is also known as oil of vitriol.
• It is composed of sulfur, hydrogen, and oxygen element.
• The acid has a very strong acidic nature.
• It has several uses such as fertilizer manufacture, mineral processing, oil refining, and wastewater processing.
• It is also known by the name hydrogen sulfate.

Important Points 

• The litmus solution is a purple dye solution.
• It is extracted from the plant called " Lichen".
• It is used as an acid-base indicator.

The correct answer is Monaco.

• As of June 2020, Monaco has the highest population density.

Key Points

• Monaco is the world’s second-smallest country.
• It has a population density of 26,150.3 residents per square kilometre.
• Monaco is famous for the Monte Carlo casino and for hosting the Monaco Grand Prix Formula One race.

Additional Information

• Population density is the total number of individuals present in per unit area.

The correct answer is Hydrocarbons.

Key Points

• The compounds which are formed by the covalent bond between carbon & hydrogen, are known as hydrocarbons.
• These are also known as 'parent compound'.
• Carbon is placed in the Second period.
• The atomic number of carbon is 6 while the weight is 12.
• Carbon needs 4 electrons to complete the octet state and it is full filled by covalent bonds.

Additional Information

•  Examples of Hydrocarbon.
• Natural Gas:
  • Natural gas contains 97% of Methane.
  • It is a colourless highly flammable gaseous hydrocarbon.
  • It is used as fuel for generating electricity and heat.
  • Natural gas is a compressed form that is used as fuel for vehicles which is known as CNG.
  • This is used for making fertilizers also, mainly ammonia.
• Methane:
  • Methane was discovered by the Italian scientist Alessandro Volta between 1776-1778 while he was studying the gases found in marshy land.
  • Melting Point- -182.5 degree
  • Boiling point- -161.5 degree
  • Methane gas is colourless and is less dense than water.
  • This gas is highly inflammable. While burning with oxygen it has a bluish flame.