Science Practice Quiz 222

Q1.What is the primary reason for the dark and damp ground in the Amazon rainforests?

A. Frequent fog and mist B. Lack of tall trees C. Dense canopy preventing sunlight from reaching the ground D. High soil absorption rate

Q2.Which of the following birds are characteristic of the Amazon rainforests, known for their brilliantly coloured plumage and oversized bills?

A. Peacocks and Sparrows B. Eagles and Vultures C. Toucans, Hummingbirds, and Macaws D. Pigeons and Crows

Q3.Besides birds and reptiles, which of these animals are commonly found in the Amazon rainforests?

A. Lions, Tigers, and Elephants B. Kangaroos, Koalas, and Emus C. Monkeys, Sloth, and Tapirs D. Polar bears, Penguins, and Seals

Q4.Which of the following species of reptiles and snakes are mentioned as thriving in the Amazon jungles?

A. Cobras and Kraits B. Alligators and Gila monsters C. Crocodiles, Pythons, Anacondas, and Boa constrictors D. Chameleons and Geckos

Q5.Which flesh-eating fish is specifically mentioned as being found in the rivers of the Amazon Basin?

A. Catfish B. Salmon C. Piranha D. Trout

Q6.What is a unique characteristic of Bromeliads?

A. They are carnivorous plants. B. They store water in their leaves, which frogs use for laying eggs. C. They have exceptionally large flowers. D. They only grow in desert environments.

Q7.Which of the following best describes the 'Slash and Burn' method of agriculture?

A. Farmers clear land by cutting trees, burn them to release nutrients, grow crops for a few years, then abandon the land for fertility restoration. B. Farmers use advanced machinery to clear large tracts of land, apply chemical fertilizers, and practice continuous cultivation. C. Farmers cultivate land by rotating crops annually to maintain soil fertility without clearing new plots. D. Farmers grow crops in dense forest areas without disturbing the natural vegetation, relying solely on natural rainfall.

Q8.What is identified as the primary cause leading to the gradual destruction of the biologically diverse rainforests in the Amazon basin?

A. Natural climate change patterns. B. Increased volcanic activity. C. Developmental activities. D. Excessive rainfall and flooding.

Q9.What is a direct consequence of the destruction of forests in the Amazon basin?

A. Increased soil fertility and better crop yields. B. The topsoil being washed away, turning lush forest into a barren landscape. C. Expansion of wildlife habitats and biodiversity. D. A significant decrease in annual rainfall.

Q10.Which type of trees grow in the Ganga and Brahmaputra plain, and what is common in the Brahmaputra plain specifically?

A. Coniferous trees; Alpine meadows B. Mangrove forests; Sunderi trees C. Tropical deciduous trees (teak, sal, peepal); Thick bamboo groves D. Thorn forests; Acacia trees

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Science Practice Quiz 222