Name any three important characteristics of living beings. State the difference between autotrophs and heterotrophs. Give two examples each of annual, biennial and perennial plants. Give two examples each of animals which reproduce (i) by laying eggs and (ii) by giving birth to young ones. Give two examples each of vertebrates and invertebrates. Write the names of any four useful products obtained from plants. sex
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Answer:
Ans1)Living things are made of cells. Cells are the basic building blocks of living things.
Living things have movement. This movement can be quick or very slow.
All living things have a metabolism.
Living things grow.
Response to environment.
Reproduction.
Ans2)Autotrophs are organisms that prepare their own food through the process of photosynthesis, whereas heterotrophs are organisms that cannot prepare their own food and depend upon autotrophs for nutrition.Autotrophs are producers which prepare their own food. Heterotrophs are the consumers who depend on other sources for their food.
Ans3)Examples of annual plants are Carrots, broccoli.Examples of biennial plants are lavender, yucca.Examples of perennial plants are phlox and goldenrod.
Ans5)Flatworms, arthropods, sponges, insects are a few examples of Invertebrates. Mammals, fish, reptiles, amphibians, and birds are examples of Vertebrates.
Explanation:
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