πΏ Class 6 Science β Chapter 10 Living creatures exploring their characteristics
Exercises: MCQs, Fill in the Blanks, True/False and Match-the-Following β classroom-ready with collapsible answers.
πΉ 1. Multiple Choice Questions (20)
Q1. Avadhi picked up a shell but her mother warned that a snail might be inside. A shell that is part of an animalβs body is an example of β Answer: (b) a part of the living body π β A shell is part of the snailβs body (living organism).
(a) a non-living object
(b) a part of the living body π
(c) a toy
(d) a plant structure
β
Answer
Q2. Which one of the following is NOT a sign of life? Answer: (b) Movement only when someone pushes it β Movement alone (caused externally) does not show life.
(a) Growth
(b) Movement only when someone pushes it π
(c) Respiration
(d) Reproduction
β
Answer
Q3. Which activity shows a plant is living? Answer: (a) Leaves folding in response to touch β Plants respond to stimuli, a sign of life.
(a) Leaves folding in response to touch πΏ
(b) A stone rolling downhill
(c) A toy car moving
(d) A rock sinking in water
β
Answer
Q4. Which of these is a correct characteristic of living beings? Answer: (b) They reproduce and make young ones β Reproduction is a key life process.
(a) They do not change with time
(b) They reproduce and make young ones πΆπΆ
(c) They are always inanimate
(d) They do not need food
β
Answer
Q5. Which of the following shows respiration in humans? Answer: (b) Breathing in and out β Respiration involves exchange of gases (oxygen and carbon dioxide).
(a) Growing taller
(b) Breathing in and out π¨
(c) Laying eggs
(d) Making seeds
β
Answer
Q6. A seed kept in moist soil with air germinates. Which condition is NOT essential for germination? Answer: (c) Sunlight (for initial sprouting) β Most seeds do not need sunlight to germinate; water and air are essential.
(a) Water π§
(b) Air π¬οΈ
(c) Sunlight (for initial sprouting) βοΈ
(d) Proper temperature
β
Answer
Q7. In Avadhiβs experiment with pots (AβD), which pot showed germination? Answer: (d) Pot D β All three conditions were present in Pot D, so germination occurred.
(a) Pot A (no water)
(b) Pot B (excess water, no air)
(c) Pot C (dark, moist, no sunlight)
(d) Pot D (air, water, sunlight) β
β
Answer
Q8. Which statement about seeds is true? Answer: (c) A seed contains an embryo and is living β A seed is alive but inactive until favourable conditions appear.
(a) A dry seed is non-living
(b) Seeds are always dead
(c) A seed contains an embryo and is living in a dormant state π±
(d) Seeds do not need water to germinate
β
Answer
Q9. Phototropism refers to β Answer: (b) Movement of shoots toward light β Shoots bend toward light (phototropism).
(a) Movement of roots toward gravity
(b) Movement of shoots toward light βοΈβ
(c) Movement of animals toward food
(d) Movement of leaves in wind
β
Answer
Q10. Geotropism causes roots to grow β Answer: (c) Downward (toward gravity) β Roots grow down due to gravity (geotropism).
(a) Upward
(b) Toward light
(c) Downward (toward gravity) β¬οΈβ
(d) In circles
β
Answer
Q11. Which of these is an example of excretion in humans? Answer: (b) Sweating β Sweat removes water and salts from the body.
(a) Photosynthesis
(b) Sweating π§β
(c) Seed germination
(d) Pollination
β
Answer
Q12. Which animal shows metamorphosis with stages egg β larva β pupa β adult? Answer: (b) Mosquito β Mosquito life cycle includes egg, larva, pupa, adult.
(a) Frog
(b) Mosquito π¦β
(c) Cow
(d) Human
β
Answer
Q13. Which of these animals is likely to show complete metamorphosis like the silk moth? Answer: (b) Silk moth β Silk moth has egg β larva β pupa β adult stages.
(a) Dog
(b) Silk moth π¦β
(c) Fish
(d) Cow
β
Answer
Q14. Tadpoles breathe with β Answer: (b) Gills β Tadpoles breathe in water using gills.
(a) Lungs
(b) Gills πβ
(c) Feathers
(d) Roots
β
Answer
Q15. Which action helps prevent mosquito breeding? Answer: (b) Emptying and cleaning β Removing stagnant water stops mosquito breeding.
(a) Leaving water standing in open containers β
(b) Emptying and cleaning water containers β
(c) Planting more trees
(d) Feeding mosquitoes
β
Answer
Q16. Which of the following is a sign that an organism is alive? Answer: (b) Performing life processes β Life processes include growth, respiration, nutrition, excretion.
(a) Never changing form
(b) Performing life processes like nutrition and respiration β
(c) Always being still
(d) Being made of plastic
β
Answer
Q17. In the life cycle of a frog, which stage comes after eggs? Answer: (b) Tadpole β Eggs hatch into tadpoles in water.
(a) Adult frog
(b) Tadpole πβ
(c) Pupa
(d) Cocoon
β
Answer
Q18. Which scientist showed that plants respond to stimuli using a crescograph? Answer: (b) Jagadish Chandra Bose β He studied plant responses and measured growth.
(a) Newton
(b) Jagadish Chandra Bose π¨βπ¬β
(c) Darwin
(d) Edison
β
Answer
Q19. Which is an example of a response to a stimulus? Answer: (a) A plant bending toward light β That is phototropism, a response to light.
(a) A plant bending toward light βοΈβ
(b) A stone lying still
(c) A pen on the table
(d) A parked car
β
Answer
Q20. Why do seeds sometimes remain inactive for a long time? Answer: (c) Dormant state β Seeds wait until air, water and temperature are right to germinate.
(a) Because they lack an embryo
(b) Because they are dead
(c) Because they are in a dormant state until suitable conditions occur β
(d) Because they are made of plastic
β
Answer
πΉ 2. Fill in the Blanks (10)
(a) A shell may be part of an animalβs body; a snail lives inside a _______. Answer
Shell π
(b) Living things show life processes such as growth, nutrition, respiration and _______. Answer
Excretion π§
(c) In the germination experiment, seeds did not sprout in pots with no _______. Answer
Water π§
(d) Seeds need air for respiration and _______ to germinate. Answer
Water and proper temperature π¬οΈπ§
(e) Movement of shoots toward light is called _______. Answer
Phototropism βοΈ
(f) Roots grow downward because of gravity; this is called _______. Answer
Geotropism (or Gravitropism) β¬οΈ
(g) Mosquito larvae live in _______ water and come to the surface to breathe. Answer
Stagnant water π§
(h) The life cycle of a silk moth includes stages: egg, larva, pupa and _______. Answer
Adult moth π¦
(i) A seed is living but remains in a _______ state until conditions are right. Answer
Dormant or inactive π±
(j) The experiment showed that for germination we need air, water and _______. Answer
Suitable temperature (and usually warmth) π€οΈ
πΉ 3. True or False (10)
(i) Plants can show movement (e.g., leaves folding) β Answer
β
True
(ii) A car showing motion is an example of a living thing β Answer
β False
(iii) All seeds need sunlight for germination β Answer
β False
(iv) Respiration is necessary for life in animals and plants β Answer
β
True
(v) Excretion removes waste from the body β Answer
β
True
(vi) Mosquito pupae are highly active and eat a lot β Answer
β False (pupa is a resting stage)
(vii) Geotropism makes roots grow downward β Answer
β
True
(viii) Reproduction ensures the continuation of a species β Answer
β
True
(ix) A dead organism shows growth and reproduction β Answer
β False
(x) Jagadish Chandra Bose studied plant responses β Answer
β
True
πΉ 4. Match the Following (Interactive)
| Column A | Column B (click to reveal) |
|---|---|
| (a) Growth | Increase in size β e.g., child growing taller π± |
| (b) Respiration | Breathing in and out β exchange of gases π¨ |
| (c) Excretion | Removal of waste β sweat and urine π§ |
| (d) Reproduction | Making young ones β e.g., dog β puppy πΆ |
| (e) Response | Reacting to a stimulus β move hand away from hot object βπ₯ |
| Column A | Column B (click to reveal) |
|---|---|
| (a) Egg (mosquito) | Laid on stagnant water β stage 1 π₯ |
| (b) Larva | Wriggles in water and breathes β stage 2 π |
| (c) Pupa | Resting stage before adult β stage 3 π |
| (d) Adult | Fully formed mosquito that flies and lays eggs π¦ |
| (e) Dormant seed | Living but inactive until conditions are right π± |
