Latest NCERT Solutions for Class 6 Science Chapter 9 Questions and answers in English medium | The Living organisms and their surroundings Class 6 Science Chapter 9 Question answer Notes pdf | एनसीईआरटी समाधान कक्षा 6 विज्ञान अध्याय 9 हेतु |

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The Living organisms and their surroundings Class 6 Science Chapter 9 Question answer Notes pdf in English |

NCERT Solutions for Class 6 Science Chapter 9 Question 1

What is a habitat?

NCERT Solutions for Class 6 Science Chapter 9 Answer 1

The surroundings in which plants and animals live is called habitat. The organisms depend on their habitat for food, water, air, shelter, and other needs. example forest, river, lake, desert, etc.

NCERT Solutions for Class 6 Science Chapter 9 Question 2

How are cactus adapted to survive in deserts?

NCERT Solutions for Class 6 Science Chapter 9 Answer 2

• To survive in deserts hot and humid climate with lack of water, a cactus has the following adaptation: -
• Leaves either absent or modified into spine to reduce water loss from the leaves through transpiration.
• Stem is modified to perform photosynthesis.
• Stem is covered by a thick waxy layer that helps to retain water.
• Stem of the cactus is contains water and mineral content of the complete cactus
• Root system is well developed and goes very deep into the soil for absorbing water.

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NCERT Solutions for Class 6 Science Chapter 9 Question 3

Fill up the blanks:

a. The presence of specific features, which enable a plant or an animal to live in a particular habitat, is called ________.

b. The habitats of the plants and animals that live on land are called __________ habitat.

 
c. The habitats of plants and animals that live on water are called _________.

d. Soil, water and air are the ________ factors of a habitat.

e. Changes in our surroundings that make us respond to them, are called __________.

NCERT Solutions for Class 6 Science Chapter 9 Answer 3

a. The presence of specific features, which enable a plant or an animal to live in a particular habitat, is called adaptations

Sol: Adaptation is a genetic change that allows a plant or animal to survive in an environment.

b. The habitats of the plants and animals that live on land are called terrestrial habitat.

 
Sol: Those animals which live on the land are called terrestrial animals. Example, cat, dog, lion, etc.

c. The habitats of plants and animals that live on water are called aquatic.

 
Sol: Those animals which live in the waters are called terrestrial animals. Example, fish, turtle, etc.

 
d. Soil, water, and air are the abiotic factors of a habitat.

 
Sol: The abiotic factors are the non-living things in the
ecosystem.

 
e. Changes in our surroundings that make us respond to them are called stimuli.

Sol: Stimuli is something that activates some organism.

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NCERT Solutions for Class 6 Science Chapter 9 Questions and Answers

 

NCERT Solutions for Class 6 Science Chapter 9 Question 4

Which of the things in the following list are non-living?

 Plough, Sewing machine, Radio, Boat, Water hyacinth, Earthworm

NCERT Solutions for Class 6 Science Chapter 9 Answer 4

In the given list, plough, sewing machine, Radio and Boat are non-living things. While water hyacinth and earthworm are living things as they need air, water or food to grow.

NCERT Solutions for Class 6 Science Chapter 9 Question 5

Give an example of non-living thing, which shows any two characteristics of living things.
Butter, Leather, Soil, Wool, Electric bulb, Cooking oil, Salt, Apple, Rubber.

NCERT Solutions for Class 6 Science Chapter 9 Answer 5

Car is an example of non-living thing which shows following two characteristics of living things:

• it can move from one place to other places.
• It requires energy (petrol).

 

NCERT Solutions for Class 6 Science Chapter 9 Question 6

Which of the non-living things listed below, were once part of a living thing? 

Butter, Leather, Soil, Wool, Electric bulb, Cooking oil, Salt, Apple, Rubber.

NCERT Solutions for Class 6 Science Chapter 9 Answer 6

In the given list, butter, leather, wool, cooking oil, apple, rubber are non-living things which were once part of a living things i.e., plants or animals.

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NCERT Solutions for Class 6 Science Chapter 9 Questions and Answers

NCERT Solutions for Class 6 Science Chapter 9 Question 7

List the common characteristics of the living things.

NCERT Solutions for Class 6 Science Chapter 9 Answer 7

Some common characteristics of the living things are:

1. Growth 
2. Respiration 
3. Movement
4. Excretion 
5. Reproduction 
6. Response to stimuli.

NCERT Solutions for Class 6 Science Chapter 9 Question 8

Explain, why speed is important for survival in the grasslands for animals that live there. 

(Hint: There are few trees or places for animals to hide in grasslands habitats.)

NCERT Solutions for Class 6 Science Chapter 9 Answer 8

In grassland habitat, there are few trees or places for animals to hide. When the enemy attacks an animal, it has to run faster than the predator to reach a safe place. In the
same way, predator has to run faster to catch its prey. So, speed is important for survival in the grasslands for animals that live there.

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