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BIOLOGY [5 Mark Question Answer]

Life on Earth · ICSE STD 6 (ICSE - English Medium). 2 questions.

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[5 Mark Question Answer]

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2 questions · timed · auto-graded

Question 15 Marks
What is the difference between respiration and breathing ?
Answer
Respiration :
  • It is a process of oxidation of food using the oxygen taken in while breathing, to release energy, water and carbon-dioxide.
  • It takes place inside the cells of an organism.
  • It is also called internal or cellular respiration.
Breathing :
  • It is a process of taking in oxygen (inhaling) and giving out carbon-dioxide (exhaling) in living beings.
  • It takes place through nose and lungs.
  • It is also called external respiration.
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Question 25 Marks
Differentiate between plants and animals.
Answer
Plants :
  • Nutrition – Green plants preparetfyeir own food by photosynthesis.(Autotrophic in nature)
  • They show locomotion fixed to the soil and do not show free movement Their parts show move-ment .
  • Growth – Most of them grow throughout their life.
  • Response to stimuli – They show slow response to external stimuli as they have no sense organs.
Animals :
  • They cannot make their own food. They obtain their food from plants and other animals. (Heterotrophic in nature).
  • Movement – They are from one place to another.
  • They stop growing when they reach their adult size.
  • They show quick responses to external stimuli as they have sense organs.
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[5 Mark Question Answer] - BIOLOGY STD 6 Questions - Vidyadip