Question Discussion & Solution

The correct answer is Mode of Nutrition.

• In 1969, R.H. Whittaker introduced the five-kingdom system of classification.
• In the five-kingdom system, the basis of classification is the complexity of cell structure, physical organization, nutrition method, and life cycle.
• Aristotle firstly divided the living world into two groups, namely, flora and fauna.
• After that, in his book 'Systema Naturae', Linnaeus classified all animals into plants and animals.
• Linnaeus is called the 'father of modern classification system'.

Additional Information

• Whittaker classified all creatures in the following five kingdoms -

1. Kingdom Monera-
   • ​​This world consists of prokaryotic organisms ie Bacteria, Cyanobacteria, and Archaebacteria.
2. Kingdom Protista-

• This world consists of unicellular eukaryotic organisms. Yuglina, which is situated between plants and animals, is included in this world.

3. Kingdom Fungi-

• This includes organisms dependent on parasites and dead food for food. Their cell wall is made of chitin.

4. Plant World (Kingdom Plantae)-

• This world consists of algae and multicellular green plants.

5. Kingdom Animal-

• This includes all multicellular animals. It is also called 'Metazoa'.

The correct answer is Subscript.

Key Points

• CTRL+EQUAL SIGN Apply subscript formatting.
• CTRL+SHFT+PLUS SIGN Apply superscript formatting.

Additional Information

• CTRL+SHFT+> Increase the font size.
• CTRL+SHFT+< Decrease the font size.
• CTRL+] Increase the font size by 1 point.
• CTRL+[ Decrease the font size by 1 point. 

The correct answer is Ctrl+U.

Key Points

• In Microsoft Outlook, pressing Ctrl+U marks a selected read e-mail as un-read.

Additional Information

• Microsoft Outlook Keyboard Shortcuts

The correct answer is Esterification.

Key Points

• Esterification -
  • Acid + Alcohol = Ester
  • It is a chemical reaction that forms at least one ester.
  • Esters are produced when acids are heated with alcohol.

Additional Information

• Crystallization -
  • The process of obtaining a pure solid in the form of crystals from a saturated solution is called crystallization.
  • In crystallization, the solution is first evaporated to separate a solid from the solution.
  • When the solution becomes very concentrated, the solution is cooled slowly by stopping evaporation, causing crystals to form.
• Saponification -
  • The saponification of a fat or oil is done by using NaOH solution for the hot process.
  • Saponification to the sodium salt of myristic acid takes place with NaOH in water.
  • Soap is formed by a chemical reaction by heating an aqueous solution of vegetable oil or fat and caustic soda or caustic potash, and glycerol is liberated.

The correct answer is 7 years.

Key Points

• Dowry death is considered death from the time of marriage for 7 years.

Important Points

• A dowry case ideally should be filed within 7 years of marriage for a dowry claim to be won in court.
  • Dowry deaths are deaths of married women who are murdered or driven to suicide by continuous harassment and torture by their husbands and in-laws over a dispute about their dowry, making the women's homes the most dangerous place for them to be.
  • The Indian criminal laws were comprehensively amended to include dowry as a punishable offense.
  • Section 304B was added to the Indian Penal Code, 1860 ("IPC"), which made dowry death a specific offense punishable with a minimum sentence of imprisonment for 7 years and maximum imprisonment for life.
  • It provided that if the death of a woman is caused by burns or bodily injury or occurs in suspicious circumstances within 7 years of her marriage, and there's evidence to show that before her death, she was subjected to cruelty or harassment by her husband or his relative regarding the demand for dowry, then the husband or the relative shall be deemed to have caused her death.