Chapter 9 The Living Organisms And Their Surroundings

Chapter 9 The Living Organisms And Their Surroundings

Class 6th Science Chapter 9 The Living Organisms And Their Surroundings,class 6 science chapter 9 extra questions

Q. What is a habitat?

ANS – A habitat is the environment in which organisms live. The organisms rely on their habitat for food, water, air, shelter, and other necessities.


Q. How are cactus adapted to survive in a desert?

ANS – Plants in the desert, such as cactus, lose very little water by transpiration. Desert plants have leaves that are either absent, very small, or in the form of spines. A stem is the leaf-like structure that you see on a cactus. The stem of a cactus plant is usually responsible for photosynthesis. A thick waxy layer covers the stem as well, which helps in water retention.


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 in water are called ………..habitat.

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

(e) Changes in our surroundings that make us respond to them, are called ……



  1. Adaptation
  2. Terrestrial
  3. Aquatic
  4. Abiotic
  5. Stimuli


Q. Give an example of a non-living thing, which shows any two characteristics of living things.

ANS – Even though a car or a bus can move,make sound we consider them to be non-living.


Q. Which of the things in the following list is nonliving?Plough, Mushroom, Sewing machine, Radio, Boat, Water hyacinth, Earthworm

ANS – Non Living things are Plough, Sewing machine, Radio, Boat.


Q. 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

ANS – Butter, leather, wool, cooking oil, apple, rubber are part of living thing, butter ,leather and wool we can get from animals whi;e cooking oil,apple and rubber we get from plants.


Q. List the common characteristics of living things.

ANS – All living things share some common characteristics. They all require food, breathe, respond to stimuli, reproduce, move, grow, and die.


Q. 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.)

ANS – There are so many trees , plants or places for animals to hide in grassland habitats. When predators attack they can run fast and hide from them that is the reason speed is more important in such habitat.


Class 6 Science Chapter 9 Extra Questions


Fill in the blanks:-

  1. Plants and animals in the sea are surrounded by …………. Water.
  2. The desert is extremely ………. During the day and extremely ……… at night.
  3. The seed is said to have germinated when it has grown into a ………..
  4. Earthworms breathe through their ……….
  5. Living things produce more of their own kind through ……………

 Answers :- 

  1. Saline [salty]
  2. Hot , cold
  3. Sprout
  4. Skin
  5. Reproduction

Extra Questions 


Q. What kinds of trees can we find in the mountains?

ANS -On mountains, we see a variety of trees, including oaks, pines, and deodars.


Q. How camel can survive in the desert?

ANS -A camel’s body structure allows it to survive in desert conditions. Camels have long legs that help to keep their bodies cool in the sand. They excrete a small amount of urine, have dry dung, and do not sweat. Camel’s bodies lose very little water, they can live for many days without water.


Q. What is adaptation?

ANS -The presence of specific features or habits that allow a plant or animal to live in its surroundings is referred to as adaptation. The surroundings where organisms live is called a habitat.


Q. What is a terrestrial habitat? Give examples.

ANS -Terrestrial habitats are those of plants and animals that live on land. Forests, grasslands, deserts, coastal and mountain regions are examples of terrestrial habitats.


Q. – What is an aquatic habitat? give examples.

ANS -The habitats of plants and animals that live in water are called aquatic habitats. Ponds, swamps, lakes, rivers and oceans are some examples of aquatic habitats.


Q. – Define biotic and abiotic components?

ANS -The biotic components of habitat are living things such as plants and animals. The habitat’s abiotic components include various non-living things such as rocks, soil, air, and water. Abiotic components of the habitat include sunlight and heat.


Q. – How dolphins and whales can breathe?

ANS -Dolphins and Whales, do not have gills. They take in air through nostrils or blowholes located on the tops of their heads. This allows them to breathe air when swimming near the surface of the water.


Q. – Define Respiration?

ANS -Breathing is a part of the respiration process. Some of the oxygen in the air we breathe in is used by the living body during respiration. We expel the carbon dioxide produced by this process through our lungs.


Q. Define Stimuli?

ANS -Stimuli are changes in our environment that cause us to respond to them.


Q. What is excretion?

ANS – Excretion is the method by which living organisms discharge their wastes.


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class 6 science chapter 9 PDF


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