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Keeping our Earth Green Worksheet-1

Keeping our Earth Green Worksheet-1

 

Multiple Choice Questions:

  1. There are ________ kinds of plants and animals present on our Earth.

(a) different                (b) same

 

  1. Plants are _______ to us.

(a) useful                     (b) not useful

 

  1. We, human beings are _______ down trees without planting more of them.

(a) cutting                   (b) planting

 

  1. Keep the Earth ________ by planting trees.

(a) dirty                       (b) beautiful

 

  1. The Earth is no longer as _______as it used to be.

(a) green                      (b) white

 

  1. Which of the following part of the tree holds the soil?

(a) Flowers                 (b) Leaves                   (c) Roots

 

  1. The roots of trees hold the soil and  ______ soil erosion.

(a) increase                 (b) decrease

 

  1. Trees help in causing _______.

(a) volcano                  (b) earthquake           (c) rain

 

  1. Which of the following gas is released by the trees?

(a) Oxygen                  (b) Carbondioxide    (c) Nitrogen

 

  1. Which of the following gas is needed by all living beings?

(a) Oxygen                  (b) Carbondioxide    (c) Nitrogen

 

Answer Key:

(1) (B); (2) (B); (3) (A); (4) (B); (5) (A); (6) (C); (7) (B); (8) (C); (9) (A); (10) (A)