Social Science Questions & Answers

Social Science Questions & Answers

When does a chameleon change color?

A chameleon will change color when it senses danger. This remarkable member of the lizard family can change color to match its background or, at least, to become almost unrecognizable. The ranges of colors and patterns of the various species differ widely, but most chameleons can become yellow or cream, green or dark brown. They can also adapt spots either …

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When does a caterpillar become a butterfly?

A caterpillar starts to become a butterfly as soon as it enters the chrysalis stage, by wrapping itself in a cocoon. During this phase, known as pupation, the insect gradually develops all the butterfly characteristics, including wings. For some butterflies the transformation may be complete in one or two weeks. But others need many months before they are ready to …

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When do we say ‘gild the lily’?

William Shakespeare used a similar expression in his play King John: ‘To gild refined gold, to paint the lily… is wasteful and ridiculous excess’. Over the years, the phrase got shortened to just ‘gild the lily’. Gild means to cover with a thin layer of gold. Shakespeare referred to the lily because it’s a pretty flower, and covering it with …

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When do snakes shed their skins?

Snakes shed their skins when they outgrow them. This happens continually, because snakes keep growing throughout their lives, although more slowly as they get older. The skins are discarded at regular intervals of one to three months, according to the variety of snake. During this process, which is known as sloughing, the old skin is turned back on itself, beginning …

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When do people worship the Monkey God?

On Tuesdays and in some cases, Saturdays, many people keep fast in honour of Hanuman and give special offerings to him. In times of trouble, it is a common faith among Hindus to chant the name of Hanuman or sing his hymn (“Hanuman Chalisa“) and proclaim “Bajrangbali Ki Jai” – “victory to thy thunderbolt strength”. Once every year – on …

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When do birds migrate?

Millions of birds of many different varieties migrate at the end of summer. With unfailing regularity they leave the regions where they were born to fly to warmer climates for the winter. The following spring they return to their breeding grounds. Each year these migratory birds travel as much as 20,000 miles, finding their way back on time with extraordinary …

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When do animals become mutants?

Animals are said to be mutants when they show characteristics different from the rest of their species. Mutations are processes by which the hereditary properties of some of the reproductive cells in animals are altered. In nature these changes can take place spontaneously and unpredictably. But they are rare, and little is known about this cause, beyond the fact that …

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When did the pterodactyls live?

Pterodactyls lived between 1550 million and 70 million yeas ago. These extraordinary reptiles were able to fly. Some had a wing-span of over 25 feet, making them by far the largest flying animals known to man. Their skulls were often longer than four feet. Unlike the birds, their descendants, pterodactyls must have been unable to perch upright. They probably hung …

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