Class 6 Science Chapter 6 MCQ (Multiple Choice Questions) of the Living Organisms and their Surroundings. All the MCQ questions are important for class unit tests as well school terminal exams. Practice here with MCQ Online tests series free to score good marks in exams and clear your doubts in standard 6 science chapter 6. Answers and explanations of each question is given just below the question.

Class 6 Science Chapter 6 MCQ Tests for 2023-24

Class: 6Science
Chapter: 6The Living Organisms and their Surroundings
Contents:MCQ Online Tests with Answers

Class 6 Science Chapter 6 MCQ Online Tests with Answer

Q1

Which of the following is not an example of response to stimulus?

[A]. Watering in mouth when we see delicious food items
[B]. Closing of leaves of ‘Mimosa’ plant when touched
[C]. Shutting our eyes when an object is suddenly thrown in our direction
[D]. A chick hatching out of an egg
Q2

Which of the following statement is or are correct?

[A]. Those things which need food, water and air for their survival are called living things.
[B]. Those things which do not need food, water and air for their survival are called non-living things.
[C]. The study of living things or organisms is called biology.
[D]. All the above.
Q3

Which of the following is correct for respiration in plants?

[A]. Respiration take place only during daytime
[B]. Respiration takes place only during night
[C]. Respiration take place both during day and night
[D]. Respiration take place only when plants are not making food
Q4

Read the following sentences carefully, and choose the correct one:

[A]. All the living (plants and animals) need food to stay alive.
[B]. The young ones of all the living things grow and become bigger in size with the passing of time.
[C]. Animals can move from one place to another or they can move their body parts.
[D]. All the above.
Q5

Priya is writing some statements, choose the incorrect statement and help him:

[A]. The plants can move only parts of their body such as leaves, flowers, shoots and roots.
[B]. In living things, movement is caused by internal factors such as muscles pulling on bones, contraction and relaxation of only muscles or by action of chemicals called hormones.
[C]. The movement in non-living things is caused by an external force such as the push of our hand, blowing air or wind, flowing water or hot and compressed gases.
[D]. None of the above.
Q6

Vihhu is doing his homework which is given by his teacher. Would you help him to choose the incorrect sentences?

[A]. All the living things respond to changes around them.
[B]. The living things show response to external stimuli such as heat, light, touch, sound, smell, taste, water and chemicals.
[C]. If we see our favourite food, our mouth starts watering which is not associated with stimulus.
[D]. If a bare-footed man steps on a sharp object like a thorn or a nail, he quickly pulls away his foot from the sharp object.
Q7

If you happen to go to a desert, what changes do you expect to observe in the urine you excrete? Which of the above would hold true?

[A]. Excrete small amount of urine and Excrete concentrated urine
[B]. Excrete large amount of urine and Excrete very dilute urine
[C]. Excrete small amount of urine and Excrete very dilute urine
[D]. Excrete small amount of urine and Excrete large amount of urine
Q8

Which of the following cannot be called a habitat?

[A]. A Desert with camel
[B]. A Pond with fishes
[C]. A Jungle with wild animals
[D]. Cultivated land with grazing cattle
Q9

Which of the combination of given features are typical of desert plants?

[A]. They lose a lot of water through transpiration and their leaves are always Broad and Flat.
[B]. Their leaves are always Broad and Flat and their roots grow very deep into the soil.
[C]. Their leaves are always Broad and Flat and they lose very little water through transpiration.
[D]. They lose very little water through transpiration and their roots grow very deep into the soil.
Q10

Pooja is writing some statements but she confused to know whether the statements are correct or not? If you know the answer to this question, then tell her:

[A]. Photosynthesis in plants take place only during day time when sunlight is available but respiration in plants take place during day time as well as at night time.
[B]. The removal of waste substances from the body of a living organisms is called excretion.
[C]. Some plants store some of their waste products in the body parts (likes leaves, bark and fruits) in a way that they do not harm the plant as a whole.
[D]. None of the above.
Q11

Although organisms die, their kind continue to live on earth. Which characteristic of living organisms make this possible?

[A]. Respiration
[B]. Reproduction
[C]. Excretion
[D]. Movement
Q12

Consider the following statements and choose the incorrect one:

[A]. Every living thing has a limited lifespan on the earth after which it dies.
[B]. A small part of a plant which is removed by making a cut with a sharp knife is called a cutting.
[C]. The time period for which a living thing remain alive is called its lifespan.
[D]. None of the above.
Q13

Boojho comes across an animal having a stream-lined and slippery body. What is the habitat of the animal?

[A]. Water
[B]. Desert
[C]. Grassland
[D]. Mountain
Q14

Riya is writing some statements, choose the incorrect statement and help him:

[A]. A man has an average lifespan of 60 to 70 years.
[B]. The lifespan of some insects in during rainy season is of only a few hours.
[C]. Another characteristic of living things is that they ultimately die.
[D]. None of the above.
Q15

Which of the following are characteristics of living beings?

[A]. Respiration, reproduction and excretion
[B]. Respiration and reproduction
[C]. Reproduction and excretion
[D]. Respiration, reproduction, adaptation and excretion
Q16

Earthworms breathe through their:

[A]. Skin
[B]. Gills
[C]. Lungs
[D]. Stomata
Q17

Recently, in a science class test, you are asked a question where you have to say whether the statements are correct or not?

[A]. The presence of specific body features which enable a plant or an animal to live in a particular habitat is called adaptation.
[B]. The process of becoming accustomed to a different environment over short periods is called acclimatisation.
[C]. The non-living things in a habitat called biotic component.
[D]. None of the above.
Q18

Consider the following statements and choose the incorrect one:

[A]. The snow leopard has big feet to spread the weight on snow and prevent it sinking into soft snow.
[B]. The snow leopard has a thick layer of fat beneath its skin for insulation to protect it from cold.
[C]. The snow leopard has a rounded body and small ears to keep the body surface area to a maximum.
[D]. None of the above.
Q19

In the last year board examination, Rahul were asked a question where he had to choose the statement which was/were incorrect? Will you be able to answer this question?

[A]. The aquatic plants have very short and small roots whose main function is to hold the plant in place.
[B]. The stem of aquatic plants are soft, hollow and light, having large space is filled with air.
[C]. Frogs can live inside water as well as on land near the pond.
[D]. The process of becoming accustomed to a different environment over short periods is called altercation.
Q20

Which one of the following aquatic plants grow completely submerged under water?

[A]. Water hyacinth
[B]. Hydrilla
[C]. Water lily
[D]. Lotus
Q21

The word “habitat” means:

[A]. The community to which an organism belongs.
[B]. The conditions under which an organism lives.
[C]. The food that an organism feed on
[D]. The place where an organism lives
Q22

When Anushka tried to grow a new rose plant from a stem cutting, she was not successful. What could be the likely reason?

[A]. A cutting needs strong sunlight to grow.
[B]. Rose plants cannot be propagated by cuttings.
[C]. There were no buds on the cutting.
[D]. There were no leaves on the cutting
Q23

The leaves of one of the following plants fold up on touching. This one is:

[A]. Mango plant
[B]. Mustard plant
[C]. Mimosa plant
[D]. Money plant
Q24

Which of the following cannot be reproduced through cutting?

[A]. Sugarcane plants
[B]. Wheat plants
[C]. Rose plants
[D]. Cactus plants
Q25

Which one of the following is true about both plants and animals?

[A]. They can make their own food.
[B]. They need sunlight for energy.
[C]. They can move from one place to another.
[D]. They need water to live.

What do understand by photosynthesis in 6th Science Chapter 9?

Plants prepare their food with the help of sunlight carbon dioxide, water and chlorophyll. This process of food manufacture is called photosynthesis.

Why are plants called Autotrophs in Class 6 Chapter 9?

Plants are called autotrophs because they make their own food.

Who are heterotrophs in standard 6 Science Chapter 9?

Animals and human beings who depend on plants and other animals for food are called heterotrophs.

What is the need of food according to Class 6 Science Chapter 9?

All living beings need food. Food provides us energy to perform various activities. It also helps in body growth as well as its maintenance and repair.

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Last Edited: April 21, 2023