Tag: voyages and discoveries

Questions Related to voyages and discoveries

What do people wear in summer?

evs - i clothes - our necessity applications of insulation uses of good and poor conductors in daily life voyages and discoveries

  1. Warm clothes

  2. Cool clothes like sleeveless or t-shirts

  3. Raincoats

  4. Polyester

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Correct Option: B
Explanation:

People wear cool cotton clothes like sleeveless or t-shirts in summer because during summers people tend to sweat a lot. These cool clothes absorb the sweat and help the body to cool down by allowing better air circulation which helps in absorbing and removing body moisture caused by sweat.

What do people generally wear in monsoon season?

evs - i clothes - our necessity applications of insulation uses of good and poor conductors in daily life voyages and discoveries

  1. Light cotton

  2. Warm clothes

  3. Jackets and gloves

  4. None of these

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Correct Option: A
Explanation:

People generally wear light cotton clothes in monsoon season as light cotton clothes can easily be dried in the wet monsoon climate.

What do people generally wear in the winter?

evs - i clothes - our necessity applications of insulation uses of good and poor conductors in daily life voyages and discoveries

  1. Warm clothes

  2. Cool clothes

  3. Sleeveless

  4. Raincoats

Show answer
Correct Option: A
Explanation:

People wear warm or woolen clothes in the winter season. This is because the warm clothes absorb heat from our body and prevent it from escaping out.

The clothes worn in different regions of the country are different depending on the local climate.

evs - i clothes - our necessity applications of insulation uses of good and poor conductors in daily life voyages and discoveries

  1. True

  2. False

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Correct Option: A
Explanation:

In India, climatic variations are wide between different parts of the country and, thus, the patterns of clothing or garments are also different. For example, the eastern, southern and western zone climates are similar and can be recognized as hot-humid tropics. Garments with a loose covering of the body are the special features of these zones and this type of garment is essential for air movement across the clothing worn. Northern zone people usually wear a long type of dress, such as the pyjama or salwar and long kurta due to the less humid climatic conditions.

What is necessity of clothes?

evs - i clothes - our necessity applications of insulation uses of good and poor conductors in daily life voyages and discoveries

  1. Lack of clothes as a basic need

  2. Desire for clothes

  3. Both A and B

  4. None of these

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Correct Option: A
Explanation:

We like to wear many different types of clothes and we wish to own them as well. Wanting and really needing them are two different things. Wanting things when we do not need them is simply desire, not necessity.

James Watt invented the ______.

social studies north america voyages and discoveries scientific inventions and technological developments india's contemporary economic condition

  1. Steam locomotive engine

  2. Dynamo

  3. Steam engine

  4. Steam printing press

Show answer
Correct Option: C
Explanation:

The steam engine was invented by James Watt in 1718. A steam engine is a machine that converts the heat energy of steam into mechanical energy. A steam engine passes its steam into a cylinder, where it then pushes a piston back and forth.

What was the purpose of the 'Encomienda System' in the Spanish colonies of the New World?

social studies north america voyages and discoveries scientific inventions and technological developments india's contemporary economic condition

  1. To provide an incentive for Spanish settlers to immigrate to the New World.

  2. To allow for the creation of independent states allied with the Spanish Crown.

  3. To provide labor for the creation of Spanish plantations, ranches, and mining.

  4. To facilitate the conversion of the native population to Roman Catholicism.

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Correct Option: C
Explanation:

Encomienda was a Spanish labor system. It was applied on a much larger scale during the Spanish colonization of the Americas and the Philippines. Under this system, labors were traded for specific work in plantations, ranches, and mining.

Each of the following increased agricultural output in the early middle ages EXCEPT:

social studies north america voyages and discoveries scientific inventions and technological developments india's contemporary economic condition

  1. The three-field method.

  2. The moldboard plow.

  3. The horse collar and horseshoes.

  4. Chemical fertilizers.

  5. The climactic warm period.

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Correct Option: D

Which of the following is attributed to Portuguese explorer Vasco de Gama?

social studies north america voyages and discoveries scientific inventions and technological developments india's contemporary economic condition

  1. He discovered a new sea route to India in 1498.

  2. He discovered the Grand Canyon in 1540.

  3. He conquered the Aztecs in Mexico in 1519.

  4. He discovered South America in 1499.

  5. He conquered the Incas in Peru in 1530.

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Correct Option: A
Explanation:

Portuguese explorer and navigator Vasco de Gama discovered a new sea route to India in 1498. Vasco de Gama is regarded as the first European to reach India by sea. He crossed Cape of Good Hope (Africa) and reached Calicut (Kozhikode) in Malabar Coast (Kerala) where he met the King of Calicut, Zamorin who welcomed him graciously.

Who studied Newcomen's steam engine?

social studies north america voyages and discoveries scientific inventions and technological developments india's contemporary economic condition

  1. John Kay

  2. Faraday

  3. James Watt

  4. George Stephenson

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Correct Option: C
Explanation:

The first steam engine was invented by Thomas Newcomen in 1712 in England. However, Newcomen's engine was inefficient and could only be used near coalmines, where coal was abundant and cheap enough to run the engine. If steam engines were to have wider uses, they needed to be improved. James Watt studied the Newcomen's steam engine and introduced refined steam engine which was more efficient and more powerful in 1765.