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Resources of India and World Test 77

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Resources of India and World Test 77
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Weekly Quiz Competition
  • Question 1
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    Which of the following statements is true about the rainforests?
    Solution
    • A rainforest is a forest that receives heavy rainfall. The most notable rainforests are in the tropics or subtropics. They have extraordinary biodiversity.
    • The biggest rainforest is the Amazon rainforest and is considered to be the lungs of Earth due to the amount of oxygen it supplies.
  • Question 2
    1 / -0
    Cerbera odollam, commonly known as the suicide tree, is a species of tree native to India and other parts of Southern Asia. In which state of India, this tree is found?
    Solution
    • Cerbera odollam is an evergreen shrub or tree usually found in Kerala.
    • The plant is sometimes gathered from the wild for local use as a medicine and source of fibres and oil.
    • The whole plant, but especially the seeds, is very poisonous.
  • Question 3
    1 / -0
    Many animals such as bats and primates indulge in geophagia, or the ingestion of soil. Which type of soil do these animals prefer?
    Solution
    • Geophagia is the practice of eating earth or clay.
    • Many animals across genera are known to eat mineral rich soil. These include animals like parrots, deer, elephants, bats, rabbits, baboons, gorillas and chimpanzees.
  • Question 4
    1 / -0
    It is a major cereal grain grown in the temperate climate. It was one of the first cultivated grains in Eurasia. Celebration, Lacey and Legacy are few of its six-row malting varieties. Identify the crop.
    Solution
    • Barley is a major cereal grain, commonly found in bread, beverages, and various cuisines of every culture. Barley grown for brewers malt is called malting barley, as opposed to feed barley, and is divided into two general types; 2 Row Barley and 6 Row Barley.
    • The most obvious difference between a head of 2-row barley and a head of 6-row barley is the arrangement of the kernels when the head is viewed down its axis.
  • Question 5
    1 / -0
    Which of the following is the least expensive means of transport? 
    Solution
    • A bicycle is a small, human-powered land vehicle with a seat, two wheels, two pedals, and a metal chain connected to cogs on the pedals and rear wheel.
    • It is cheap to maintain a bicycle and requires only human energy to ride it, unlike other motor based vehicles. Thus, it is the least expensive means of transport.
  • Question 6
    1 / -0
    These trees are massive and can grow to a height of 50-84 m with a circumference of 20-30 ft. The wood was used mainly for shingles and fence posts or even for making matchsticks. The largest of them is called the 'General Sherman' which is located in California. Which trees are we talking about?
    Solution
    • Giant Sequoia is the world's largest tree in terms of total volume. They grow to an average height of 50-85 m (150-280 ft) and 5-7 m (16-23 ft) in diameter. Sequoia are found at elevations of 1,400–2,150 meters and can live to be 3,000 years old. 
    • Believed to be around 2,500 years old, General Sherman is the mightiest giant sequoia still standing. The volume of its trunk alone makes it the largest non-clonal tree by volume. Sherman can be found in Sequoia National Park in California, where five of the 10 largest trees in the world exist.

  • Question 7
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    Every year thousands of rainforests and peatlands are being destroyed to make way for new palm oil plantation in this region which is destroying homes of tigers. To check forest destruction, Greenpeace had started a movement known as "Protect Paradise. In which region this movement has been started?
    Solution
    • The 'Protect Paradise' campaign is about creating a worldwide movement, bringing together everyone who want forest friendly products and was started in Indonesia. 
    • Indonesia has some of the world's most intact and diverse tropical rainforests, many of global significance. These forests provide a sustainable livelihood and cultural identity to the indigenous peoples of the region. 
    • Indonesia's forests and peatlands also store enormous quantities of carbon, making them critical to the world's efforts to combat climate change.
  • Question 8
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    It is the smallest species of armadillo known. It is the only species of armadillo that has its dorsal shell almost completely separate from its body. This unique animal resides in the dry grasslands and sandy plains of central Argentina. Identify it.
    Solution
    There are 21 species of armadillo. Some are very small, while others are giant. They are not social creatures and spend most of their time sleeping. Armadillos are omnivores. Pink fairy armadillo or 'pichiciego' is the tiniest species of armadillo in the world.
  • Question 9
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    Deciduous trees, unlike evergreens, shed their leaves periodically, which then regrow. Which of the following is not a deciduous tree?
    Solution
    • Spruces are evergreen coniferous trees that belongs to the family Pinaceae. There are about 35 species of spruce in the world. They are found in the northern temperate and taiga regions of the earth. 
    • These needled evergreens typically perform best in a site offering full sun, acidic soil and good drainage but don’t grow well in clay soil.
  • Question 10
    1 / -0
    This shark is rarely seen by humans and was discovered in 1976. It is found in deep tropical water and is believed that it swims with its mouth open. Name the shark.
    Solution
    • The Megamouth Shark is an extremely rare and unusual species of shark, discovered in 1976, with 36 specimens known to be caught or sighted as of 2006. It lives in the deep scattering layer of the ocean.
    • As its name suggests, it has a large mouth that can be as wide as 1.3 meters, although it has small teeth compared to the huge size of its mouth. 
    • These sharks are ovoviviparous, i.e. the mother gives birth to live young that have hatched from eggs within her body.
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