Questions

The question below consists of a set of labelled sentences. These sentences, when properly sequenced form a coherent paragraph. Select the most logical order of sentences from among the options.

P: The depletion of organic nutrients in the soil has reached alarming proportions, thanks to indiscriminate use of chemical fertiliser in Green Revolution areas.
Q: As against an acceptable level of ‘soil organic carbon’ of well over 5 percent, soils in Punjab are said to have levels far below 1 percent.
R: Besides, 5.3 billion tonnes of soil is eroded annually, at a rate of 16.4 tonnes/hectare.
S: The nutrient imbalance has been skewed by the overuse of urea (N) vis-a-vis phosphatic (P in chemical parlance) and potassic (K) fertiliser.

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

Galileo was the first scientist to recognize clearly that the only way to further our understanding of the physical world was to______ to experiment.

Which of the following best defines disposable income?

Anaemic condition is due to

Which part of the human brain is the centre for intelligence, memory and emotions?

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

We often feel, in such an environment, that our social sphere _____________ around us. We can see, in quantitative values — the number of likes, re-posts, shares — the interest garnered by anything created by us. This makes social interaction slightly more ___________, when we start to think of it in number terms. It becomes easier to see it in visual terms, rather ________ emotive cues. And _____________ that happens we are motivated to reveal only those parts of ____________ that we know will trigger a considerable quantitative response.

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one, which best express the same sentence in Indirect/Direct speech.

Mother said, "Oh! It's a scorpion. Don't go near it, children."

The repeated reflection that results in persistence of sound is called