Practice questions without fighting the page.

Affable means friendly, pleasant, and easy to talk to.
The adjective “affable” is always followed by the preposition “to” when referring to people.

On 11th January, 2012

The verb quarrel is used with different prepositions depending on context:

quarrel with (someone) = to argue/fight with a person.

She quarrelled with her brother.

quarrel over / about (something) = to argue because of a subject/reason.

They quarrelled over money.

The neighbours quarrelled about property.

In this sentence, the cause of quarrel is given (a trifle = a small matter), so the correct preposition is over (most common in modern English).

Zone 5 covers the areas with the highest risks zone

<b>Explanation in exam terms</b> <ul> <li><b>Correct option A</b>: El Niño refers to an abnormally warm ocean surface (sea–surface temperature anomaly) in the central/eastern Pacific, which disrupts the Walker Circulation and weakens the South West Monsoon in India.</li> <li><b>Why not B, C, D</b>: <ul> <li>B: Not a warm air mass; it’s a sea-surface temperature anomaly.</li> <li>C: Not a wind; it’s about ocean warming, not a periodic wind pattern.</li> <li>D: Not a low-pressure centre; it’s a Pacific SST anomaly driving altered atmospheric circulation.</li> </ul> </li> </ul> <b>Exam fact</b>: El Niño events commonly lead to deficient and delayed SW monsoon rainfall in India.

<b>Correct option: C</b> <ul> <li><b>Why correct:</b> In India, most power comes from coal-fired thermal plants that run continuously to meet base and peak demand. This makes “Thermal” the largest share of generation.</li> <li><b>Key concept:</b> Electricity generation mix; base-load plants vs intermittent sources.</li> <li><b>Brief formula:</b> Share (%) = (Generation from a source / Total generation) × 100. Thermal often highest in this ratio.</li> <li>

<div class="ai-exp-block"> <b>Explanation:</b> <p>The correct answer is M. N. Roy. In October 1920 at Tashkent, Indian delegates gathered to organize the formation of a Communist Party for India, and M. N. Roy headed this group. The other names listed were prominent Indian leaders in different movements, but they did not lead the Tashkent group for setting up the Communist Party of India.</p> </div> <div class="ai-did-block"> <b>? Did You Know?</b><br> <p>M..N. Roy later became one of the founders of the Communist Party of India in 1925.</p> </div> <div class="ai-remember-block"> <b>? Remember:</b> <p>M. N. Roy headed the Tashkent group that established the Communist Party of India in 1920.</p> </div>

The word "Yesterday" clearly indicates that the events in the sentence occurred in the past, so "enjoyed" is past form of enjoy.

"make out": understand, comprehend (to find the meaning of)

<b>Correct answer: A. Cadmium</b> <ul> <li><b>Key concept:</b> Itai-Itai disease is caused by chronic cadmium poisoning, leading to severe kidney damage and softening of bones.</li> <li><b>Why correct:</b> Cadmium accumulates in the body from contaminated water/food and affects kidneys and bones, producing the characteristic pain and weakness.</li> <li><b>Other options:</b> <ul> <li>Nickel, chromium, mercury do not cause Itai-Itai disease.</li> </ul> </li> <li><b>Tip:</b> Remember cadmium toxicity is linked to renal + skeletal damage.</li> </ul>

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<div class="ai-chip">? Grammar Learning</div>
<div class="ai-answer-card"><b>✅ Correct Answer</b><p>The correct answer is has.</p></div>
<div class="ai-why-card"><b>? Why?</b><p>Because the subject refers to one person (the principal who is also the chairman), so a singular verb is used.</p></div>
<div class="ai-rule-card"><b>? Remember</b><p>A singular subject takes a singular verb.</p></div>
<div class="ai-example-card"><b>? Example</b><p>The captain and coach is here.</p></div>
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<b>Correct answer: B</b> – over <ul> <li><b>Why this is correct:</b> The idiom is <i>all over the world</i>, meaning everywhere around the world. So “all <b>over</b> the world” fits the sentence.</li> <li>

"passed away" is a polite and gentle term used to say that someone has died.

<b>Correct option: C</b> (Biome) <ul> <li><b>Why:</b> A biome is a major, large-scale ecological unit characterized by climate and vegetation patterns that occur across large geographic areas, making it the largest among the options.</li> <li><b>Key concept:</b> Scale in ecology: organism <em>→</em> population <em>→</em> ecosystem <em>→</em> biome.</li> <li><b>Other options:</b> <ul> <li>Organism: a single living thing.</li> <li>Population: individuals of one species in an area.</li> <li>Ecosystem: living organisms plus their physical environment in a region.</li> </ul> </li> <li><b>Exam tip:</b> Remember the hierarchy: organism < population < ecosystem < biome (largest).</li> </ul>

The Peninsular Plateau is the largest physiographic unit of India. The entire plateau measures about 1,600 km in the north-south and 1400 km in east-west direction.