The Living Organisms and Their Surroundings

NCERT solutions for Science 

NCERT Class 6 Science Chapter wise Solutions

• Chapter 1 – Food Where Does It Come From
• Chapter 2 – Components of Food
• Chapter 3 – Fibre to Fabric
• Chapter 4 – Sorting Materials Into Group
• Chapter 5 – Separation of Substances
• Chapter 6 – Changes Around Us
• Chapter 7 – Getting to Know Plants
• Chapter 8 – Body Movements
• Chapter 9 – The Living Organisms and Their Surroundings
• Chapter 10 – Motion and Measurement of Distances
• Chapter 11 – Light Shadows and Reflection
• Chapter 12 – Electricity and Circuits
• Chapter 13 – Fun with Magnets
• Chapter 14 – Water
• Chapter 15 – Air around Us
• Chapter 16 – Garbage In Garbage Out

NCERT Solutions for Class 6 Science The Living Organisms and Their Surroundings

Question 1.What is a habitat?

Answer: The surrounding where plants and animals live, survive and reproduce is called their habitat.

NCERT Solutions for Class 6 Science The Living Organisms and Their Surroundings

Question 2.How are cactus adopted to survive in desets?

Answer:

Adaptation of cactus in desert:

(i) The Leaf is modified to spine to reduce transpiration.

(ii) Photosynthesis is carried by the stems.

(iii) The stem is covered by thick waxy layer that helps to retain water.

(iv) Cactus have roots that go very deep into the soil for absorbing water.

Question 3.Fill in the blanks:

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

(b)The habitats of the plants or animals that live on land are called ————– habitat.

(c)The habitats of plants and animals that live in water are called ——- habitat.

(d)Soil, water and air are the ————- factors of a habitat.

(e)Changes in our surrounding that make us responds to them, are called ——.

Answer:

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

(b)The habitats of the plants or animals that live on land are calledterrestrialhabitat.

(c) The habitats of plants and animals that live in water are called aquatic habitat

(d) Soil, water and air are theabiotic factors of a habitat.

(e) Changes in our surrounding that make us responds to them are called stimuli.

NCERT Solutions for Class 6 Science The Living Organisms and Their Surroundings

Question 4.Which of the things in the following list are non-living?

Plough, Mushroom, Sewing machine, Radio, Boat, Water, Hyacinth, Earthworm.

Answer: Plough, Sewing machine, Radio, Boat

Question 5.Give an example of non-living thing, which shows any two characteristics ofliving things.

Answer:

Example- Car

Two characteristic features-

(i)Moves

(ii)Need oxygen

NCERT Solutions for Class 6 Science The Living Organisms and Their Surroundings

Question 6.Which of the non-living things listed below were once parts of living thing?

Butter, Leather, Soil, Wool, Cooking gas, Apple, Rubber.

Answer: Butter, Leather, Wool, Cocking oil, Apple Rubber.

Question 7.List the common characteristic of living things.

Answer:

Common characteristic of living things.

(i) Growth

(ii) Need food

(iii)Respiration

(iv)Response to stimuli

(v)Excretion

(vi)Reproduction

(vii)Movement

NCERT Solutions for Class 6 Science The Living Organisms and Their Surroundings

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)

Answer: There are few trees for animals to hide. Tiger eats deer. To survive, the deer has to run faster than tiger. Thus speed is important for survival in grassland for animals.