Practice Question and Answer

Q:

Read the following passage and answer the questions given after it.

The giraffe is the tallest land mammal alive, its long legs and neck contributing to its impressive stature. Males can be up to 18ft (5.5m tall), females a little less.

In the wild, these beautiful creatures stretch their necks beyond those of antelope, kudu and even elephants to strip leaves from the untouched upper reaches of trees. The French zoologist Jean-Baptiste Lamarck is usually credited as the first person to suggest that long necks have evolved in giraffes because they allow them to get to the parts other herbivores cannot reach.

As the giraffe lives "in places where the soil is nearly always arid and barren, it is obliged to browse on the leaves of trees and to make constant efforts to reach them," he wrote in his 1809 book ‘Philosophie Zoologique’. "From this habit long maintained in all its race, it has resulted that the animal's fore-legs have become longer than its hind legs, and that its neck is lengthened."

The English naturalist Charles Darwin also thought the giraffe's extraordinary legs and neck must have something to do with foraging. "The giraffe, by its lofty stature, much elongated neck, fore-legs, head and tongue, has its whole frame beautifully adapted for browsing on the higher branches of trees," he wrote in ‘On the Origin of Species’ in 1859. In short, giraffes' long necks are the result of generation upon generation of repeated stretching and inheritance.

During the dry season when feeding competition should be most intense giraffe generally feed from low shrubs, not tall trees. What's more, giraffes feed most often and faster with their necks bent

Male giraffes often fight for access to females, a ritual referred to as "necking". The rivals stand flank to flank, then start to whack each other with their heads. The top or back of the well-armoured skull is used as a club to strike the neck, chest, ribs, or legs of the opponent with a force capable of knocking a competitor off balance or unconscious. The largest males usually win these battles and do most of the breeding, says zoologist Anne Innis Dagg of the University of Waterloo in Ontario, Canada, who has been studying giraffes since the 1950s. "The other giraffes don't get much breeding opportunity." There is also evidence that females are more receptive to advances from larger males.

Match the words with their meanings.

a. forage 1. hit

b. stretch 2. search

c. whack 3. draw out

383 0

  • 1
    a-3, b-2, c-1
    Correct
    Wrong
  • 2
    a-2, b-3, c-1
    Correct
    Wrong
  • 3
    a-2, b-1, c-3
    Correct
    Wrong
  • 4
    a-1, b-3, c-2
    Correct
    Wrong
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Answer : 2. "a-2, b-3, c-1"

Q:

Read the following passage and answer the questions given after it.

The stark observation made in the Economic Survey of 2015-16 that “Indian agriculture, is in a way, a victim of its own past success – especially the green revolution”, shows the dark reality of the agriculture sector at present and the havoc that has been wreaked by the green revolution.

The green revolution, which is often characterised by the introduction of high-yielding variety of seeds and fertilisers, undoubtedly increased the productivity of land considerably. But the growth in the productivity has been stagnant in recent years, resulting in a significant decline in the income of farmers. There have also been negative environmental effects in the form of depleting water table, emission of greenhouse gases, and the contamination of surface and ground water. Needless to say, the agriculture sector is in a state of distress, which is severely affecting peasants and marginal farmers, and urgent policy interventions are required to protect their interests.

The government has responded to the problem by constituting a panel, which will recommend ways to double the income of farmers by 2022. While this may be an overtly ambitious target, if we want to boost stagnated agricultural growth a shift has to be made from food security of the nation to income security of the farmers. However, there are many hurdles that have to be crossed if we want to achieve this objective.

The first major barrier to overcome is declining productivity. Data from 2013 reveals that India’s average yield of cereal per hectare is far less than that of many countries (including several low income countries), but the difference is huge when compared to China. For instance, our average yield per hectare is 39% below than that of China and for rice this figure is 46%. Even Bangladesh, Vietnam and Indonesia fare better than India in case of rice yield. Further, there is a huge inter-regional variation; the wheat and rice yield from Haryana and Punjab is much higher than from the other states.

In order to cross the declining productivity barrier there is a need to herald a rainbow revolution by making a shift from wheat-rice cycle to other cereals and pulses. Since wheat and rice coupled with other crops are backed by minimum support prices (MSP) and input subsidy (whether water, fertiliser or power) regime, there is a huge incentive for the farmers in the irrigated region of Northwest India to grow these crops.

As per the passage, which country has the highest yield of rice per hectare?

383 0

  • 1
    Vietnam
    Correct
    Wrong
  • 2
    Bangladesh
    Correct
    Wrong
  • 3
    China
    Correct
    Wrong
  • 4
    Indonesia
    Correct
    Wrong
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Answer : 3. "China"

Q:

Which state government recently issued orders for the implementation of 'Adopt a School' scheme?

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  • 1
    Odisha
    Correct
    Wrong
  • 2
    Maharashtra
    Correct
    Wrong
  • 3
    Karnataka
    Correct
    Wrong
  • 4
    Telangana
    Correct
    Wrong
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Answer : 2. "Maharashtra"
Explanation :

1. Recently, the Government of Maharashtra issued the order for the implementation of 'Adopt a School, Scheme.

2. Under this scheme, private institutions, industries, and other organizations will be encouraged to adopt government schools and contribute to their development.

Q:

What were the sacred texts of the later Vedic period called?

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  • 1
    Vedas
    Correct
    Wrong
  • 2
    Upanishads
    Correct
    Wrong
  • 3
    Puranas
    Correct
    Wrong
  • 4
    Samhitas
    Correct
    Wrong
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Answer : 2. "Upanishads"
Explanation :

Explanation: The Upanishads are philosophical texts that explore the concepts found in the Vedas and are associated with the later Vedic period.

Q:

Which of the following is the first missile which has been developed in India? 

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  • 1
    Akash
    Correct
    Wrong
  • 2
    Prithvi
    Correct
    Wrong
  • 3
    Agni
    Correct
    Wrong
  • 4
    Trishul
    Correct
    Wrong
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Answer : 2. "Prithvi "
Explanation :

The Prithvi missile is a family of tactical surface to surface Short-Range Ballistic Missiles (SRBM) and is India’s first indigenously developed ballistic missile. Development of the Prithvi began in 1983 and it was first test-fired on 25th February, 1988 from Sriharikota, SHAR Centre, Potti Sreeramulu Nellore district, Andhra Pradesh.

It has a range of upto 150 to 300 km. The land variant is called Prithvi while the naval operational variant of Prithvi I and Prithvi II class missiles are code-named Dhanush (meaning Bow). All missiles programme under DRDO.

Q:

Who has recently unveiled the state-of-the-art battle tank, 'Merkava Mark 5'?

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  • 1
    North Korea
    Correct
    Wrong
  • 2
    Iran
    Correct
    Wrong
  • 3
    Turkey
    Correct
    Wrong
  • 4
    Israel
    Correct
    Wrong
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Answer : 4. " Israel"
Explanation :

1. Israel unveiled its state-of-the-art main battle tank, the Merkava Mark 5, popularly known as “Barak”.

2. The Barak tank represents a remarkable achievement in the field of armoured warfare, demonstrating Israel's commitment to advancing its defence capabilities.

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