MCQ | NCERT Class 9 Science | Chapter 10: Living Creatures: Exploring their Characteristics
Q1. Which of the following is a characteristic of living organisms?
(a) They grow
(b) They never change
(c) They cannot reproduce
(d) They do not need energy
Answer: (a) They grow
Q2. Which process helps living organisms produce new individuals of their kind?
(a) Respiration
(b) Reproduction
(c) Movement
(d) Nutrition
Answer: (b) Reproduction
Q3. Which of the following is a sign that an organism is alive?
(a) It carries out life processes
(b) It never changes
(c) It remains completely inactive
(d) It does not interact with its surroundings
Answer: (a) It carries out life processes
Q4. Why do living organisms need food?
(a) To obtain energy and materials needed for growth and other life processes
(b) Only to change their colour
(c) Only to increase their weight
(d) To stop all movement
Answer: (a) To obtain energy and materials needed for growth and other life processes
Q5. Which process releases energy from food in living organisms?
(a) Respiration
(b) Reproduction
(c) Growth
(d) Germination
Answer: (a) Respiration
Q6. Which of the following organisms makes its own food?
(a) Green plant
(b) Cow
(c) Dog
(d) Human
Answer: (a) Green plant
Q7. Plants generally make their food using
(a) sunlight, water and carbon dioxide
(b) soil, stones and oxygen
(c) only water
(d) only sunlight
Answer: (a) sunlight, water and carbon dioxide
Q8. What is photosynthesis?
(a) The process by which green plants prepare food using sunlight
(b) The process of breathing in animals
(c) The process of producing seeds only
(d) The process of absorbing water from soil
Answer: (a) The process by which green plants prepare food using sunlight
Q9. Which part of a green plant mainly carries out photosynthesis?
(a) Leaves
(b) Roots
(c) Flowers
(d) Fruits
Answer: (a) Leaves
Q10. Why are green plants called producers?
(a) They produce their own food
(b) They produce only oxygen
(c) They produce soil
(d) They produce water
Answer: (a) They produce their own food
Q11. Which of the following is an example of movement in plants?
(a) Growth of a plant towards light
(b) A rock changing its position
(c) Water flowing in a river
(d) A chair being pushed
Answer: (a) Growth of a plant towards light
Q12. Which characteristic distinguishes living organisms from non-living things?
(a) Living organisms carry out life processes
(b) Living things never change
(c) Non-living things always reproduce
(d) Non-living things need food
Answer: (a) Living organisms carry out life processes
Q13. What is growth?
(a) A permanent increase in size or development of an organism
(b) Temporary movement of an object
(c) Change in colour only
(d) Movement caused by another object
Answer: (a) A permanent increase in size or development of an organism
Q14. Which of the following shows growth?
(a) A seed developing into a plant
(b) A stone rolling downhill
(c) A ball moving across the floor
(d) Water flowing through a pipe
Answer: (a) A seed developing into a plant
Q15. Which of the following is a living organism?
(a) Mushroom
(b) Chair
(c) Pencil
(d) Stone
Answer: (a) Mushroom
Q16. Which of the following is non-living?
(a) Rock
(b) Tree
(c) Butterfly
(d) Bacteria
Answer: (a) Rock
Q17. Why do animals breathe?
(a) To obtain oxygen needed for respiration
(b) To make food by photosynthesis
(c) To produce sunlight
(d) To stop growth
Answer: (a) To obtain oxygen needed for respiration
Q18. Which gas is generally needed by humans for respiration?
(a) Oxygen
(b) Carbon dioxide
(c) Nitrogen only
(d) Hydrogen
Answer: (a) Oxygen
Q19. Which of the following is an example of reproduction?
(a) A hen laying eggs that develop into chicks
(b) A stone rolling down a hill
(c) Water evaporating
(d) A pencil becoming shorter
Answer: (a) A hen laying eggs that develop into chicks
Q20. Why is reproduction important for living organisms?
(a) It helps continue the species
(b) It provides sunlight
(c) It stops organisms from growing
(d) It changes non-living things into living things
Answer: (a) It helps continue the species
Q21. What is a habitat?
(a) The place where an organism lives and obtains the conditions it needs
(b) A type of food
(c) A body organ
(d) A method of reproduction
Answer: (a) The place where an organism lives and obtains the conditions it needs
Q22. Which of the following is an aquatic organism?
(a) Fish
(b) Camel
(c) Lion
(d) Sparrow
Answer: (a) Fish
Q23. Which characteristic helps an organism survive in its habitat?
(a) Adaptation
(b) Evaporation
(c) Filtration
(d) Separation
Answer: (a) Adaptation
Q24. Which of the following is an example of adaptation?
(a) A fish having a streamlined body that helps it move through water
(b) A stone becoming warm in sunlight
(c) Water changing into vapour
(d) A glass breaking when dropped
Answer: (a) A fish having a streamlined body that helps it move through water
Q25. Which statement correctly describes living organisms?
(a) Living organisms carry out processes such as nutrition, respiration, growth and reproduction
(b) Living organisms never interact with their surroundings
(c) Living organisms do not require energy
(d) Living organisms cannot respond to changes around them
Answer: (a) Living organisms carry out processes such as nutrition, respiration, growth and reproduction
