Question

Question 1 Give three examples of the range of variations that you see in life-forms around you
Class 9 - Science - Diversity in Living Organisms Page 82

Answer 1

1) Variation in body colors: Some living being is colorless like worms, whereas flower, birds and trees are so colorful.

2) Variation in lifespan The insects like fruit flies live for few hours while some trees-like pine live for several years.

3) Variations in body colours Some living things are colourless, such as worms, whereas birds, insects, flowers are colourful

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Answer 2

Explanation:

Both facilitated transport and active transport are

(1) Highly selective

(2) Uphill transport

(3) Not dependent on special membrane proteins

4) Energy dependent