CIE Biology Paper-3: Specimen Questions 222 - 225 of 230

Question number: 222

Short Answer Question▾

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Which of the following properties are different in a shark and a whale?

Explanation

Whales are mammals and sharks are fish. When whales produce young ones, sharks lay eggs. Whales have bones and sharks do not have bones but only cartilage. Whales are bigger than sharks. When a whale weighs more than 100 tons, the shark weighs about 2, 000 kg. Sharks hunt for their food. Whales do not have this hunting tendency. Whales produce sound by which they communicate with each other and search for food. Whales produce many types of noise and even sing. Sharks do not have these types of communication skills.

Question number: 223

Short Answer Question▾

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Give examples of all types of asexual reproduction process.

Explanation

Binary Fission- archaea, bacteria

  • Budding-hydra
  • Vegetative reproduction- rhizomes
  • Spore-Fungi
  • Fragmentation-Most lichens

Passage

The greenhouse effect is the process by which radiation from a planet’s atmosphere warms the planet’s surface to a temperature above what it would be in the absence of its atmosphere.

Question number: 224 (1 of 3 Based on Passage) Show Passage

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What are greenhouse gases? Write the name of three GHG.

Explanation

Gases that keep the Earth’s surface warm are known as greenhouse gases. The most significant greenhouse gas is carbon dioxide. Methane, nitrous oxide, ozone in the lower atmosphere, and CFCs are also greenhouse gases.

Question number: 225 (2 of 3 Based on Passage) Show Passage

Short Answer Question▾

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Explain the greenhouse effect by diagram.

Explanation

Figure shows the process of green house effect

Figure shows the process of green house effect

Figure shows process of green house effect by which temperature is increase on earth surface

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