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Worksheet for Class 6 Science Chapter 9 The Living Organisms and Their Surroundings
Class 6 Science students should refer to the following printable worksheet in Pdf for Chapter 9 The Living Organisms and Their Surroundings in Class 6. This test paper with questions and answers for Class 6 will be very useful for exams and help you to score good marks
Class 6 Science Worksheet for Chapter 9 The Living Organisms and Their Surroundings
Match the Column
DIRECTION : Match Column-I with Column-II and select the correct answer using the code given below the columns.
Question.
Column-I Column-II
(A) Habitat (p) Plants
(B) Biotic component (q) Terrestrial habitat
(C) Abiotic component (r) Dwelling place of an organism
(D) Desert (s) Air
(a) A → (p); B → (q); C → (r); D → (s)
(b) A → (r); B → (p); C → (s); D → (q)
(c) A → (r); B → (s); C → (p); D → (q)
(d) A → (q); B → (r); C → (s); D → (p)
Answer : B
Question.
Column-I Column-II
(A) Predator (p) Frogs
(B) Prey (q) Lion
(C) Ponds (r) Deer
(D) Fish (s) Streamlined body
(a) A → (p); B → (q); C → (r); D → (s)
(b) A → (q); B → (r); C → (p); D → (s)
(c) A → (r); B → (q); C → (s); D → (p)
(d) A → (s); B → (p); C → (q); D → (r)
Answer : B
Question.
Column-I Column-II
(A) Temporary adaptation (p) Sage brush
(B) Permanent adaptation (q) Terrestrial habitat
(C) Desert plant (r) Presence of feathers in birds
(D) Forests (s) Tanning by sun
(a) A → (s); B → (r); C → (p); D → (q)
(b) A → (r); B → (s); C → (p); D → (q)
(c) A → (q); B → (p); C → (r); D → (s)
(d) A → (p); B → (q); C → (s); D → (r)
Answer : A
Passage Based Questions
DIRECTIONS : Read the passage(s) given below and answer the questions that follow.
Passage -1
The animals and plants of deserts live on the desert soil and breathe air from surroundings.
In deserts only little water is available.
In deserts days are quite hot and nights are quite cold.
Question. Desert rats dig holes to live with in because
(a) this offer a moist and cool home
(b) the rats like to live in holes
(c) rats have sharp teeth to dig holes
(d) All of the above
Answer : A
Question. Camel
(a) is a desert animal
(b) lives in burrows
(c) Both (a) and (b)
(d) None of the above
Answer : A
Question. The desert animals that dig holes and burrows in the sand and live with in _______.
(a) never come out of them
(b) come out of their burrows at night but remain inactive
(c) come out of their burrows during day and become active
(d) come out of their burrows during night and become active
Answer : D
Passage -2
A lion lives in forest. It is a strong animal.
It has a light brown colour, long claws in their front leg that can be withdrawn inside the toes.
It has eyes in front of its face.
Question. The habitat of a lion is
(a) terrestrial habitat
(b) forest
(c) grassland
(d) All of the above
Answer : D
Question. The light brown colour of lion helps it
(a) to hide in green grassland when it hunts for prey
(b) to hide in dry grassland when it hunts for prey
(c) Both (a) and (b)
(d) None of the above
Answer : B
Question. The eyes in front of the face of a lion allow it
(a) to see its prey even at night
(b) to have correct idea about the location of its prey
(c) to keep it alert and keep on eye on its prey
(d) All of the above
Answer : B
Passage -3
The fish and many other sea animals are adapted to live in sea.
They have streamlined bodies which help them to move easily in water.
These animals have gills which help them to use oxygen dissolved in water.
Question. Select the sea animal that have gills.
(a) Whales
(b) Dolphin
(c) Fish
(d) All of these
Answer : C
Question. Fish
(a) have slippery scales on their bodies
(b) have flat fins and tales
(c) Both (a) and (b)
(d) None of the above
Answer : C
Question. Dolphins and whales
(a) breathe in air through nostrils or blow holes.
(b) breathe in air when they swim near the surface of water.
(c) nostrils or blow holes are located in the upper parts of the body of dolphins and whales.
(d) All of the above
Answer : D
Assertion/ Reason Based Questions
DIRECTIONS : The questions in this segment consists of two statements, one labelled as “assertion A” and the other labelled as “reason R”. You are to examine these two statements carefully and decide if the assertion A and reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true but R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Question. Assertion (A) : The plants and animals that live on land are said to live in terrestrial habitat.
Reason (R) : Ponds, rivers, lakes, etc., are examples of terrestrial habitats.
Answer : C
Question. Assertion (A) : Some abiotic factors like air, water, light and heat are very important for growth of plants.
Reason (R) : Some of the above abiotic factors are important for all living organisms.
Answer : B
Question. Assertion (A) : Any animal which adapts itself against heat and water scarcity is well suited for desert conditions.
Reason (R) : In deserts only little water is available.
Answer : A
Question. Assertion (A) : The leaves of desert plants are either absent, very small or they are present in shapes of spines.
Reason (R) : In deserts only little water is available.
Answer : B
Question. Assertion (A) : Deer has strong teeth and long ears.
Reason (R) : The speed of deer helps them to run away from prey.
Answer : C
Figure Based Questions
Question. What adaptations do the organism shown in figure have?
(a) Strong back legs
(b) Webbed feet
(c) Both (a) and (b)
(d) None of these
Answer : C
Question. The plant shown in picture is a desert plant.
Which of the following characteristics does it adapt to survive in deserts?
(a) its leaves are modified into spines
(b) its stem is covered with thick waxy layer
(c) its root penetrate deep into the ground
(d) All of the above
Answer : D
Question. Look at the pictures below and tell which of the following is correct?
(a) (i) and (ii) have deserts as their habitat
(b) (i) lives in forest
(c) (iii) has grassland as its habitat
(d) (i), (ii) and (iii) have mountain range as their habitat.
Answer : D
Question. Which of the following animals have no gills ?
(a) Both (i) and (ii)
(b) Both (ii) and (iii)
(c) Both (i) and (iii)
(d) All of these
Answer : B
Question. Select the one having streamlined bodies.
(a) Only A
(b) Only B
(c) Both A and B
(d) None of these
Answer : D
<1M>
1.The lion is able to hide itself in the dry grassland while hunting due to:
(A) Its body size.
(B) The presence of grasses.
(C) Its light brown colour.
(D) It does not need to hide from a prey
2.The plant whose leaves close or fold on touching is -
(A) Sunflower.
(B) Jasmine.
(C) Mimosa.
(D) Rose
3.Which of the following statement is correct?
(A) During photosynthesis, green plants release carbon dioxide.
(B) Sandy soil has good water holding capacity.
(C) Animals and plants are abiotic components.
(D) Bacteria and fungi are called micro-organisms.
4.Find the odd one out-
(A) Acacia.
(B) Cactus.
(C) Hydrilla.
(D) Ber
5.The process of getting rid of waste materials by living organisms is called-
(A) Respiration.
(B) Digestion.
(C) Reproduction.
(D) Excretion
6.Respiratory organ for earthworm is-
(A) Gills.
(B) Skin.
(C) Lungs.
(D) None of these
7.The part of the plant through which exchange of gases takes place is-
(A) Stem.
(B) Flower.
(C) Leaf.
(D) Root
8.The specific features which enable a plant or animal to live in a particular habitat are called -
(A) Hydrations.
(B) Adaptations.
(C) Habitats.
(D) Transpiration
9.The main function of the roots in aquatic plants is:
(A) To hold the plant in place.
(B) To absorb nutrition.
(C) To prepare food.
(D) To store food
10.What is the habitat of snakes?
(A) Land.
(B) Water.
(C) Both (1) and (2).
(D) None of these
11.Which gas is used by plants for photosynthesis?
(A) Oxygen.
(B) Carbon dioxide.
(C) Nitrogen.
(D) None of these
12.Pond is an example of ______ habitat.
(A) Aquatic.
(B) Terrestrial.
(C) Desert.
(D) None of these
13.Which of the following is a terrestrial habitat?
(A) Air.
(B) Forest.
(C) River.
(D) Pond
14.Write one characteristic feature of fish which helps it to live comfortably in water
15.The adaptations present in frog are
1. It has strong back legs. 2. It has webbed feet.
3. It cannot move on land. 4. All of the above.
(A) 1 and 4
(B) 2 and 3
(C) 1 and 2
(D) 4 only
16.The process by which new individuals of the same organism are produced by existing organism is known as-
(A) Respiration.
(B) Digestion.
(C) Reproduction.
(D) Excretion
17.Can several kinds of plants and animals share the same habitat?
18.What is the name of land habitat on which plants and animals live?
19.What is the name of water habitat on which plants and animal live?
20.Name the components of a habitat.
21.Give an example of a nonliving thing, which shows any two characteristics of living things.
22.The habitat consists of living component, i.e.___________ and the non living component, i.e.___________.
(A) Abiotic, biotic
(B) Life, Abiotic
(C) Biotic, Dead
(D) Biotic, abiotic
23.The water surrounding the plants and animals living in the sea is:
(A) Saline
(B) Sweet
(C) Acidic
(D) Both (a) & (c)
24.The surroundings of an organism where it livesare called _______.
(A) Forest
(B) Habit
(C) Habitat
(D) Home
25.Grasslands, forests, coastal and mountain regions are examples of _______ habitat.
(A) Terrestrial
(B) Aquatic
(C) Aerial
(D) None of these
26.When the seeds such as moong and chana start giving out sprouts, they are ____________.
(A) Dying
(B) Germinating
(C) Sprouting
(D) Both (a) & (c)
27.When a person living in plains goes on high mountains, his body gets used to the changed surroundings after few days of difficulty in breathing. This is called__________
(A) Adjustment
(B) Adaptation
(C) Acclimatization
(D) both (b) & (c)
28.The adjustment taking place in living organisms due to changes in the abiotic factors of a region occurring over thousands of years is called___________.
(A) Adjustment
(B) Adaptation
(C) Assimilation
(D) Both (b) & (c)
29.In desert plants like cactus, photosynthesis is carried out by:
(A) Stem
(B) Root
(C) Leaf
(D) Flower
30.Match the following:
1. Fish A. Loss of water in the form of vapours from leaves.
2. Stem ofcactus B. Streamlined shape.
3. Camel C. Has a waxy layer.
4. Transpiration D. Does not sweat.
(A) 1-C, 2-D, 3-B, 4-A
(B) 1-B, 2-C, 3-D, 4-A
(C) 1-C, 2-A, 3-B, 4-D
(D) 1-A, 2-B, 3-D, 4-C
31.The trees in the mountain region have sloping branches and needle like leaves-
(A) So that snow and rain water can slide off easily.
(B) They will look beautiful.
(C) They become sloping by the weight of the snow.
(D) None of these
32.Whales and dolphins breathe in air through_________.
(A) Blowholes
(B) Lungs
(C) Gills
(D) Skin
33.All organisms die, still the organism types survive over 1000s of years only because they __________ their own kind.
(A) Respire
(B) Reproduce
(C) Excrete
(D) All of the above
34.Which of the following is an abiotic component?
(A) Animals.
(B) Plants.
(C) Bacteria.
(D) Sunlight
35.Which one of the following is not a cold habitat animal?
(A) Polar-bear.
(B) Yak.
(C) Penguin.
(D) Camel
36.Match the items of Column A with those of Column B:
Column A Column B
I.Cactus A. Aquatic plant
II.Hydrilla B. Plants and animals which live on land.
III. Stimuli C. Desert plant
IV.Terrestrial D. The changes in the surroundings which make an animal to respond to them.
(A) I-B, II-C, III-A, IV-D
(B) I-A, II-B, III-D, IV-C
(C) I-C, II-B, III-D, IV-A
(D) I-C, II-A, III-D, IV-B
37.When a lion hunts a deer, the lion is a _________ and a deer is a ________
(A) Prey, Predator
(B) Predator, Prey
(C) Eater, Eatable
(D) None of these
38.Which of the following is a cold habitat animal?
(A) Whale.
(B) Polar-bear.
(C) Camel.
(D) Cactus
39.Which of the following is not a habitat?
(A) Forest having trees and birds.
(B) Lake having fish and water plants.
(C) Restaurant having tables and chairs.
(D) Desert having camels and cactus
40.The shape of this aquatic animal is not streamlined.
(A) Octopus
(B) Fish
(C) Dolphin
(D)Whale
41.The streamlined shape of fish is a/an ____________ to live in water.
(A) Adaptation
(B) Habit
(C) Feature
(D) None of these
42.The process of getting rid of the harmful wastes in plants is:
(A) Respiration
(B) Reproduction
(C) Excretion
(D) Secretion
43.The gas used by plants for photosynthesis is _________ and for respiration is___________.
(A) Oxygen, Oxygen
(B) Carbon dioxide, Carbon dioxide
(C) Oxygen, Carbon dioxide
(D) Carbon dioxide, Oxygen
44.Changes in the surroundings of an organism to which it responds are called__________.
(A) Stimuli
(B) Response
(C) Activity
(D) None of these
45.The gas given out by the living organisms during breathing is:
(A) Oxygen
(B) Carbon dioxide
(C) Nitrogen
(D) Hydrogen
46.___________ is the process in which the oxygen of air is taken in by the organism and is used by the body.
(A) Breathing
(B) Inhaling
(C) Exhaling
(D) Respiration
47.Select the correct alternative:--
The following are the adaptations in a camel to live in a desert:
1. It has long legs.
2. It excretes small amount of urine.
3. Its dung is very dry.
4. It sweats a lot.
(A) 1, 2, 4
(B) 1, 2, 3
(C) All of these.
(D) 1, 4
48.What is a habitat?
<2M>
49.What is an adaptation? How much time does an adaptation take place to occur?
50.Which of the non living things listedare derived fromliving things? Butter, Leather, Soil, Wool, Electric bulb, Cooking oil, Salt, Apple.
51.What do the biotic and abiotic components include?
52.How much time does an adaptation take place to occur?
53.How do rats and snake escape the intense heat of the desert?
54.How do the trees on the mountains adapt themselves to cope up with the conditions prevailing in their habitat?
55.How do Yaks and snow leopard protect themselves from extreme cold?
56.Which of the things in the following list are nonliving?
Plough, Mushroom, Sewing machine, Radio, Boat, Water hyacinth, Earthworm.
57.Explain, why is speed important for survival in the grasslands for animals that live there?
<3M>
58.Write any three features which a deer has, to protect it from its predators.
59.Explain the two types of habitat with an example each
60.What adaptations of a lion help to live in a grassland?
61.What are the various adaptation found in aquatic palnts?
62.How is cactus adapted to survive in a desert? (any 3 points )
<5M>
63.List the common characteristics of the living things.
64.What are the adaptations found in a camel?
I. Fill in the blanks:
1. Fish have ____________shaped body that help them to move inside water.
2. Small changes that take place in the body of a living organism over a short period to overcome to some problems due to changes in the surrounding are called ________________.
3. In the mountain regions, the trees are normally ______________ shaped.
4. The process of producing more of their own kind by the living organisms is called ________________.
5. Frogs have ____________feet that help them to swim in water.
6. Dolphins and whales breathe through _______________.
7. The process of getting rid of wastes by the living organisms is called ________________.
8. The stems of aquatic plants are long, ______________ and _____________.
9. During respiration, organisms take in _____________ and give out ___________.
10. Exchange of gases in plants take place through the tiny pores on the leaves called ___________________.
II. Write true or false:
1. Several kinds of plants and animals share the same habitat:
2. The light brown skin of the lion helps it to become a predator in the grassland:
3. Desert animals like snakes and rats come during the day:
4. The animals which cannot adapt to changing abiotic factors of a region die out and only adapted ones survive:
5. Animals living in mountain regions have thick skin or fur:
6. Plants donot show respond to stimuli:
7. Some plants remove some of their waste products as secretions :
8. Camels excrete large amount of urine and their dung is wet:
9. Plants carry out photosynthesis only during the daytime and respiration only at night:
III. Name the following:
1.Two terrrestial habitats.
2. Two aquatic habitats.
3. Two plants and two animals of mountain regions
4. Four important abiotic factors needed for growth of plants
5. Breathing organs of fish and earthworms.
6.Any three modes of reproduction by plants.
IV. Define the following:
i. Adaptation
ii. Stimuli
V. Distinguish between:
i. Biotic and abiotic factors.
ii.Terrestrial organisms and aquatic organisms.
VI. Draw, colour and label:
1) a desert plant.
2) an aquatic plant
VII. PROJECT:
Stick pictures of any two plants and two animals belonging to each of the following habitats:
1.Deserts
2. Mountain regions
3. Grasslands
4. Ponds/lakes.
VIII. Fill in the blanks :
1. Organisms in oceans are surrounded by _______________ water.
2. Gills help fishes to use ______________ dissolved in water.
3. Plants and animals living on land belong to ______________ habitat.
4. Photosynthesis in desert plants is carried out by the _______________.
5. Exchange of gases in plants takes place through ________________.
6. In mountain regions trees are normally ______________ shaped and have ______________ branches.
7. Changes in our surroundings that make us respond are called _______________.
8. Animals like rats and snake live in ______________ during day to stay away from heat.
9. Breathing is a part of the process of ______________.
10. ________________ protect the fishes and help in easy movement through water.
IX. Write True or False :
1. Animals and plants are abiotic factors.
2. Dolphins and whales do not have gills.
3. Skin of fishes is covered with scales.
4. Leaf like structure in cactus is its stem.
5. Yak is adapted to mountain habitat.
X. Give answer in one or two words :
1. Give 2 examples of aquatic habitat.
2. Give 2 examples of terrestrial habitat.
3. Give 2 examples of aquatic plants.
4. Name two animals found on mountains
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Worksheet for CBSE Science Class 6 Chapter 9 The Living Organisms and Their Surroundings
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