It has been found that the lengthlight or dark periods influence certain activities of plants.

Câu hỏi liên quan

• The bold way in which Margaret Mead defined the terms “family” – based as much on choice as on biological relationship – is possibly most enduring of her legacies.

• Vaslov Nijinsky achieved world recognition as both a dancer as well as choreographer.

• The Secret Garden, it is a book written years ago for children, has become popular among adults in film version.

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• As a child grows on, its physical health is affected by  many elements in, water and food

• Since it lives in the desert, collared lizard depends from insects for water as well as for food.

• Nuclear energy, despite its early promise as a source of electrical power, is still insignifican compared with older and safer energy sources.

• The Maelstrom i swift and danger current in the Arctic Ocean.

• The orangutan’s hands and feet arc designed for holding and grasping branches, dud powerful immensely arms enable it to climb and swing in trees without difficulty.

• Every scientist knows that gravity is the force that maintains the earth and the planets in its orbits around the Sun.

• A flammable liquid it was used to ignite fire that burned part of the blighted Nairobi Shopping Centre.

• Men and women in the Peace Coips work with people in developing countries to help them improving living conditions.

• Since light spreads out all directions, a light viewed from a great distance appearing dimmer than it actually is.

• Cosmic distance is measured on light -years.

• Once scientist had figured out the precise path of the comet, he is finding that he was able to predict its next appearance

• Hardly he had got downstairs when phone stopped ringing yesterday afternoon

• Nomadic hunter and gatherer societies have access to only a limited amount of food in an area and moved on when they exhausted each locality.

• Hawaii’s eight major islands and numerous islets form the only state in the United States that is not lie on mainland of North America.

• When he took the ticket out of from his pocket, a hundred dollar bill fell to floor without noticing.

• Choose the word which has a different stress pattern from the others.

• I passed all my exams - I’m …………!