Biology ICSE Class 7 Important Questions Chapter 2 Organization in Living Beings

Extra Questions

Question 1.
Name the three main levels of organization in the living world.
Answer:

  • Lower levels of organization – cell to organ system.
  • Organisms level of organization-(organism)
  • Higher levels of organization- (population to biosphere).

Question 2.
Name few vital organs of our body and why they are called so ?
Answer:
The heart, lung, brain, liver and kidneys are regarded as vital organs of our body because their proper functioning is essential to sustain life. Malfunctioning of any of these organs results in the death of an organism.

Question 3.
Define ecology. Who coined this term.
Answer:
The scientific study of relationship of organisms with their environment is called ecology. Ernst Haeckel coined the term ecology.

ICSE Class 7 Biology Important Questions

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