Anything that prompts a response

NCERT Solutions Class 6 Science Chapter 10 – Living Creatures

Name: Living Creatures – Class 6 Science
Uploaded: 2026-05-31
Description: This chapter helps students explore the characteristics of living beings— such as movement, growth, respiration, reproduction, and response to stimuli—through real-life examples. It also explains the life cycles of plants, mosquitoes, and frogs, highlighting the unique changes living organisms undergo.

Class 6 Science

Last Updated: 31 May 2026

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Chapter Introduction

This chapter helps students explore the characteristics of living beings— such as movement, growth, respiration, reproduction, and response to stimuli—through real-life examples. It also explains the life cycles of plants, mosquitoes, and frogs, highlighting the unique changes living organisms undergo.

हिंदी में (Hindi)

यह अध्याय छात्रों को जीवों की विशेषताओं — जैसे कि गति, वृद्धि, श्वसन, प्रजनन और उद्दीपनों (stimuli) के प्रति प्रतिक्रिया — को वास्तविक जीवन के उदाहरणों के माध्यम से समझने में मदद करता है। यह पौधों, मच्छरों और मेंढ़कों के जीवन चक्र को भी समझाता है, जिससे यह स्पष्ट होता है कि जीवित प्राणी अपने जीवन में किन-किन विशेष परिवर्तनों से गुजरते हैं।

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Important Points

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Practice MCQ Questions (63 questions)

Q1. What happens when a seed turns into a sprout?

Q2. What is necessary for seed germination?

Q3. What role does water play in seed germination?

Q4. What is the outer covering of a seed called?

Q5. Why do seeds need air for germination?

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Tough Words (Glossary)

Shell

Meaning: A hard outer covering of some animals

अर्थ: खोल

"A snail lives inside its shell."

Snail

Meaning: A small animal with a spiral shell

अर्थ: घोंघा

"The snail crawled slowly on the leaf."

Characteristic

Meaning: A feature that helps identify something

अर्थ: लक्षण

"Growth is a characteristic of living beings."

Non-living

Meaning: Things without life

अर्थ: निर्जीव

"A stone is non-living."

Movement

Meaning: The act of changing place or position

अर्थ: गति/चलना

"Animals show movement from one place to another."

Compare

Meaning: To examine similarities and differences

अर्थ: तुलना करना

"We compare living and non-living things."

Climber

Meaning: A plant that grows by climbing

अर्थ: लता

"The climber wrapped itself around the stick."

Insectivorous

Meaning: Dependent on insects for food

अर्थ: कीटभक्षी

"Drosera is an insectivorous plant."

Drosera

Meaning: A plant that traps insects with sticky leaves

अर्थ: ड्रोसेरा

"Drosera traps insects with sticky hairs."

Nutrition

Meaning: Food required for growth and health

अर्थ: पोषण

"Living beings need nutrition to survive."

Respiration

Meaning: Process of breathing in oxygen and out carbon dioxide

अर्थ: श्वसन

"All living beings carry out respiration."

Stomata

Meaning: Tiny pores on leaves for exchange of gases

अर्थ: रंध्र

"Plants breathe through stomata."

Excretion

Meaning: Removal of waste from the body

अर्थ: उत्सर्जन

"Excretion removes wastes like urine."

Stimulus

Meaning: An event that causes a response

अर्थ: उत्तेजना

"Touching a hot cup is a stimulus."

Response

Meaning: Reaction to a stimulus

अर्थ: प्रतिक्रिया

"Folding leaves is a response to touch."

Mimosa

Meaning: A plant that folds leaves when touched

अर्थ: छुईमुई

"Mimosa folds its leaves on touch."

Reproduction

Meaning: Process of producing young ones

अर्थ: प्रजनन

"All living beings reproduce."

Continuity

Meaning: Uninterrupted existence over time

अर्थ: निरंतरता

"Reproduction ensures continuity of life."

Germination

Meaning: Process of seed developing into a plant

अर्थ: अंकुरण

"Seeds need water and air for germination."

Seed coat

Meaning: Outer covering of a seed

अर्थ: बीज आवरण

"Water softens the seed coat."

Embryo

Meaning: Young plant inside the seed

अर्थ: भ्रूण

"The embryo grows into a seedling."

Soil particles

Meaning: Tiny pieces of soil

अर्थ: मिट्टी के कण

"Roots grow through spaces between soil particles."

Sprouting

Meaning: Initial growth from a seed

अर्थ: अंकुर फूटना

"Moist seeds started sprouting."

Seedling

Meaning: A young plant growing from a seed

अर्थ: नवांकुर

"The seedling grew into a plant."

Favourable

Meaning: Suitable or helpful

अर्थ: अनुकूल

"Seeds need favourable conditions to grow."

Crescograph

Meaning: An instrument to measure plant growth

अर्थ: वृद्धि-मापक

"Bose used a crescograph to study plants."

Stimuli

Meaning: Plural of stimulus

अर्थ: उत्तेजनाएँ

"Plants respond to different stimuli."

Phototropism

Meaning: Growth of plant towards light

अर्थ: प्रकाशानुवर्तन

"Plants show phototropism towards sunlight."

Gravitropism

Meaning: Growth of roots/shoots in response to gravity

अर्थ: गुरुत्वानुवर्तन

"Roots grow downwards due to gravitropism."

Life cycle

Meaning: Series of stages in an organism’s life

अर्थ: जीवन चक्र

"The frog’s life cycle includes tadpole stage."

Larva

Meaning: Early immature stage of an insect or frog

अर्थ: लार्वा

"The mosquito larva lives in water."

Pupa

Meaning: Stage between larva and adult in insects

अर्थ: कोषस्थ अवस्था

"Butterflies form pupae before becoming adults."

Mosquito

Meaning: Insect that transmits diseases

अर्थ: मच्छर

"Mosquitoes spread malaria and dengue."

Stagnant

Meaning: Not moving, still

अर्थ: ठहरा हुआ

"Mosquitoes breed in stagnant water."

Spawn

Meaning: Cluster of frog eggs

अर्थ: अंडसमूह

"Frogs lay spawn in ponds."

Tadpole

Meaning: Young frog with tail, living in water

अर्थ: टैडपोल

"Tadpoles swim with their tails."

Froglet

Meaning: Small frog with legs and a tail

अर्थ: नन्हा मेंढक

"The froglet still has a small tail."

Adult frog

Meaning: Fully grown frog with legs and no tail

अर्थ: वयस्क मेंढक

"An adult frog lives on land and in water."

Metamorphosis

Meaning: Transformation during life cycle stages

अर्थ: रूपांतरण

"Butterflies undergo metamorphosis."

Silkworm

Meaning: Caterpillar of silk moth

अर्थ: रेशम कीट

"Silkworms spin silk threads."

Silk moth

Meaning: Insect that produces silk

अर्थ: रेशम की पतंगा

"Silk moth pupae give us silk."

Fibre

Meaning: Thread-like structure

अर्थ: रेशा

"Silk fibres are used to make clothes."

Khadi

Meaning: Handspun cloth from India

अर्थ: खादी

"Khadi is promoted by KVIC."

Preserve

Meaning: To keep safe for future

अर्थ: संरक्षित करना

"We must preserve animals’ homes."

Nurture

Meaning: To take care of and help grow

अर्थ: पालन-पोषण करना

"We must nurture plants and animals."

Embryo stage

Meaning: Stage when fertilised egg develops inside

अर्थ: भ्रूण अवस्था

"Seeds begin life in the embryo stage."

Reproduce

Meaning: To produce young ones

अर्थ: प्रजनन करना

"All living beings reproduce."

Continuity of life

Meaning: Unbroken existence of species

अर्थ: जीवन की निरंतरता

"Reproduction maintains continuity of life."

Fertilisation

Meaning: Fusion of male and female cells

अर्थ: निषेचन

"Seeds form after fertilisation in flowers."

Balanced diet

Meaning: Food with proper nutrients

अर्थ: संतुलित आहार

"A balanced diet is necessary for health."

Unique

Meaning: One of a kind

अर्थ: अद्वितीय

"Each animal’s life cycle is unique."

Preservation

Meaning: Keeping something safe from harm

अर्थ: संरक्षण

"Preservation of forests is important."

Stimuli-response

Meaning: Action of reacting to external events

अर्थ: उत्तेजना-प्रतिक्रिया

"Plants show stimuli-response to light."

Continuity of species

Meaning: Survival of a kind across generations

अर्थ: प्रजातियों की निरंतरता

"Reproduction ensures continuity of species."

Hatch

Meaning: To come out of an egg

अर्थ: अंडे से निकलना

"Chicks hatch from eggs."

Survival

Meaning: Continuing to live

अर्थ: जीवित रहना

"Food and water are essential for survival."

Distinct

Meaning: Clearly different

अर्थ: भिन्न

"Larva and pupa are distinct stages."

Inhibit

Meaning: To stop or slow down

अर्थ: रोकना

"Darkness inhibits germination of some seeds."

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Ch 9: Methods of Separation in Everyday Life

Ch 11: Nature Treasures

NCERT Solutions Class 6 Science Chapter 10 – Living Creatures

Chapter Introduction

Watch Video Lecture

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Important Points

Practice MCQ Questions (63 questions)

Q1. What happens when a seed turns into a sprout?

Q2. What is necessary for seed germination?

Q3. What role does water play in seed germination?

Q4. What is the outer covering of a seed called?

Q5. Why do seeds need air for germination?

Q6. Is light essential for the germination of bean seeds?

Q7. What happens when plants do not receive sufficient light after germination?

Q8. Which seeds require light to germinate?

Q9. Which seeds require darkness to germinate?

Q10. How do plants respond to sunlight?

Q11. What happens to the root of a plant when placed inverted?

Q12. What is the role of sunlight in the direction of shoot growth?

Q13. Who built the crescograph to study plant responses?

Q14. What does the crescograph measure?

Q15. What is the life cycle of a plant?

Q16. What is the first stage in the life cycle of a mosquito?

Q17. What comes after the larva stage in the mosquito life cycle?

Q18. Why should stagnant water be avoided?

Q19. What are the two distinct stages observed in mosquito larvae?

Q20. Why do mosquito larvae move to the surface of water?

Q21. What is the final stage in the life cycle of a mosquito?

Q22. What is the jelly-like substance on the surface of water in ponds?

Q23. What is the early stage of a frog with a tail but no legs called?

Q24. What do tadpoles grow into?

Q25. Why do tadpoles develop legs?

Q26. What is the final stage of a frog's life cycle?

Q27. What changes occur during the life cycle of a frog?

Q28. What does Avadhi's mother advise her not to pick up?

Q29. What could be living inside the shell Avadhi found?

Q30. What activity did Avadhi and Aayush do with their parents?

Q31. What is the shell a part of in a snail?

Q32. What is the main difference between a pencil and a pigeon?

Q33. What characteristic is often used to differentiate living beings from non-living things?

Q34. What example of movement in plants is given?

Q35. Which plant is mentioned as an insectivore?

Q36. What happens when an insect enters Drosera's saucer-shaped leaves?

Q37. What is growth considered as?

Q38. What is required for the growth of living beings?

Q39. Which process is essential for living beings to survive?

Q40. What happens to the number of breaths after a normal walk compared to after a run?

Q41. What do plants use to take in air?

Q42. What are stomata?

Q43. What process involves removing waste products from the body?

Q44. What are sweat patches formed by?

Q45. What do all living beings do to remove waste products?

Q46. What do plants excrete in the form of droplets on leaves?

Q47. What is a stimulus?

Q48. How do touch-me-not plants respond to stimuli?

Q49. What happens to the leaves of amla plants after sunset?

Q50. What is reproduction?

Q51. Why is reproduction necessary?

Q52. What indicates that something is non-living?

Q53. What do all living beings eventually do?

Q54. What is the process of germination?

Q55. What conditions are required for seed germination?

Q56. What is the main purpose of Activity 10.2?

Q57. What is necessary to observe essential characteristics in plants?

Q58. What category would you place a seed in, based on the characteristics of living beings?

Q59. What do grasses excrete?

Q60. What is NOT a stimulus for plants?

Q61. What variable is tested in seed germination experiments?

Q62. Which disease is NOT spread by mosquitoes?

Q63. Where do frogs lay eggs?