Here we are providing Class 6 science Objective Chapter – 9 The Living Organisms and Their Surroundings because its very important for Class 6 students as we all know that every board exam question has MCQs so that students should practice these questions so that students can get good marks in board. Class 6 science Objective Chapter – 9 The Living Organisms and Their Surroundings is an extremely important and its also a year in which students learn the fundamentals of concepts that help them lay a solid foundation for their higher education. Here we are providing in Class Class 6 science Objective Chapter – 6 Changes around us 100+ questions so that students practice more and more. If you want class wise Notes Then Click Here
Class 6 Science Objective Chapter – 9 The Living Organisms and Their Surroundings
1.An irreversible change in the size, weight and volume of living organisms accompanied by increase in number of cells are known as:
( A ) Cells
( B ) Movement
( C ) Growth
( D ) Life span
Ans – ( C )
2.Living things need energy to
( A ) grow
( B ) play
( C ) exercise
( D ) all of these
Ans – ( D )
3.Living things have specific:
( A ) Cells
( B ) Movement
( C ) Growth
( D ) Life span
Ans – ( D )
4.The removal of waste substances from the body is called
( A ) reproduction
( B ) respiration
( C ) breathing
( D ) excretion
Ans – ( D )
5.The body structure of a camel which helps it to survive in:
( A ) Desert conditions
( B ) Forest conditions
( C ) Sea conditions
( D ) Mountain conditions
Ans – ( A )
6.Which of the following is not the characteristic of a living thing?
( A ) Growth
( B ) Movement
( C ) Do not need food
( D ) Respiration
Ans – ( C )
7.The feature of a fish that helps it to live inside:
( A ) Mountain
( B ) Forest
( C ) Water
( D ) None of these
Ans – ( C )
8.Which one of these animals can live on land as well as in water?
( A ) Deer
( B ) Giraffe
( C ) Frog
( D ) Fox
Ans – ( C )
9…………….. are plants growing in hot and dry places.
( A ) Heterotrophs
( B ) Xerophytes
( C ) Autotrophs
( D ) None of these
Ans – ( B )
10.Which animals have thick skin, which prevent evaporation. They do not sweat and hence can survive without water for longer period ?
( A ) Desert animals
( B ) Sea animals
( C ) Forest animals
( D ) None of these
Ans – ( A )
11.Which of the following aquatic plants grows completely submerged in water?
( A ) Water hyacinth
( B ) Hydrilla
( C ) Water lily
( D ) Lotus
Ans – ( B )
12.The slippery scales help the fish in:
( A ) Breathing
( B ) Swimming
( C ) Eating
( D ) None of these
Ans – ( B )
13.Which one of the following is not terrestrial habitat?
( A ) Soil
( B ) Tree
( C ) Ocean
( D ) Desert
Ans – ( C )
14.What is name given to the plants growing in water ?
( A ) Hydrilla
( B ) Lotus
( C ) Hydrophytes
( D ) None of these
Ans – ( C )
15.What happens if we don’t take food for a longer period ?
( A ) We feel tired
( B ) We feel strong
( C ) We feel creative
( D ) Both ( A ) and (c)
Ans – ( A )
16.The leaves of cactus plants are in the shape of spines which helps in reducing loss of water from leaves through:
( A ) Respiration
( B ) Reproduction
( C ) Transpiration
( D ) None of these
Ans – ( C )
17.Primary function of scales on fishes is to
( A ) help them to swim
( B ) keep them warm
( C ) attract other fishes
( D ) protect themselves
Ans – ( D )
18.The bodily movement involving change of place in animals is called:
( A ) Respiration
( B ) Transpiration
( C ) Reproduction
( D ) Locomotion
Ans – ( D )
19.Which of the following animals does not have gills?
( A ) Squids
( B ) Octopus
( C ) Dolphin
( D ) Fish
Ans – ( C )
20.Name the method of reproduction in higher plants.
( A ) Vegetative propagation
( B ) None vegetative propagation
( C ) Both ( A ) and (b)
( D ) None of these
Ans – ( A )
21.An animal lives on land and in water. It has a tail and its body is covered with scales. This animal is
( A ) shark
( B ) crocodile
( C ) frog
( D ) fish
Ans – ( B )
22.Which substance is removed from Acacia as waste product ?
( A ) Fruits
( B ) Leaves
( C ) Flowers
( D ) Gum
Ans – ( D )
23.Yaks have one of the following on their bodies to keep them warm. This one is
( A ) feathers
( B ) hair
( C ) scales
( D ) shells
Ans – ( B )
24.Name the organ of respiration for fishes.
( A ) Fins
( B ) Gills
( C ) Head
( D ) None of these
Ans – ( B )
25.Sunlight, water and air are
( A ) habitats
( B ) biotic components
( C ) abiotic components
( D ) adaptations
Ans – ( C )
26.Plants which move towards the light are called:
( A ) Forest plant
( B ) Sea plant
( C ) Phototrophic plants
( D ) None of these
Ans – ( C )
27.The non-living thing among the following is
( A ) tree
( B ) grasshopper
( C ) log piece
( D ) dog
Ans – ( C )
28.How do earthworm breathe ?
( A ) Gills
( B ) Lungs
( C ) Nose
( D ) Skin
Ans – ( D )
29.From where does the fishes get oxygen ?
( A ) Which is dissolved in water
( B ) Which is dissolved in air
( C ) Both ( A ) and (b)
( D ) None of these
Ans – ( A )
30.The fishes come to the surface to take:
( A ) Air
( B ) Water
( C ) Food
( D ) All of these
Ans – ( A )
31.Which one of the following animals reproduce by giving birth to young ones?
( A ) Frog
( B ) Crocodile
( C ) Turtle
( D ) Giraffe
Ans – ( D )
32.The place where living organisms live is called:
( A ) Aquatic habitat
( B ) Terrestrial habitat
( C ) Biotic component
( D ) Habitat
Ans – ( D )
33.Air, water and rocks are
( A ) biotic components
( B ) abiotic components
( C ) both of these
( D ) none of these
Ans – ( B )
34.Every thing around an organism which affects it is known as its:
( A ) Environment
( B ) Natural environment
( C ) Man-made environment
( D ) None of these
Ans – ( A )
35.Cactus plant lives in the terrestrial region of
( A ) deserts
( B ) grasslands
( C ) forests
( D ) mountains
Ans – ( A )
36.Biotic and abiotic components together form the:
( A ) Environment
( B ) Natural environment
( C ) Man-made environment
( D ) None of these
Ans – ( B )
37.The cold blooded animals which are active at night are
( A ) frogs
( B ) crocodiles
( C ) camels
( D ) lizards
Ans – ( D )
38.Modified natural environment according to our requirements is known as:
( A ) Environment
( B ) Natural environment
( C ) Man-made environment
( D ) None of these
Ans – ( C )
39.Plants that live in ponds are
( A ) Hydrilla, lotus
( B ) cactus, Acacia
( C ) pine, deodar
( D ) none of these
Ans – ( A )
40.When organisms live on land it is known as:
( A ) Habitat
( B ) Biotic components
( C ) Terrestrial habitat
( D ) Aquatic habitat
Ans – ( C )
41.The part of cactus which is responsible for photosynthesis is
( A ) spines
( B ) stem
( C ) roots
( D ) flower
Ans – ( B )
42.When organisms live in water then it is known as:
( A ) Habitat
( B ) Biotic components
( C ) Terrestrial habitat
( D ) Aquatic habitat
Ans – ( D )
43.The process by which living things obtain energy from food is called
( A ) breathing
( B ) reproduction
( C ) excretion
( D ) respiration
Ans – ( D )
44.The sequential process in which one organism consumes the other in the form of food forms a:
( A ) Respiration
( B ) Food chain
( C ) Excretion
( D ) None of these
Ans – ( B )
45.Apple and Neem trees are
( A ) xerophytes
( B ) hydrophytes
( C ) mesophytes
( D ) none of these
Ans – ( C )
46.Dogs and cats reproduce by
( A ) laying eggs
( B ) giving birth to babies
( C ) producing seeds
( D ) none of these
Ans – ( B )
47.The presence of specific features or certain habits which enable a plant or an animal to live in its surrounding is called:
( A ) Adaptation
( B ) Nutrition
( C ) Respiration
( D ) None of these
Ans – ( A )
48.The animals of aquatic habitat which have gills are
( A ) dolphins
( B ) fish
( C ) octopus
( D ) sharks
Ans – ( B )
49. ……………. is the process of taking food by organisms.
( A ) Adaptation
( B ) Nutrition
( C ) Respiration
( D ) None of these
Ans – ( B )
50. Respiration in aquatic animals occurs by
( A ) lungs
( B ) gills
( C ) nostrils
( D ) legs
Ans – ( B )
51.Animals of grassland are
( A ) yaks and snow leopard
( B ) goats and cows
( C ) lions and wolves
( D ) dolphins and whales
Ans – ( C )
52. Sunken stomata are present in
( A ) hydrophytes
( B ) epiphytes
( C ) xerophytes
( D ) mesophytes
Ans – ( C )
53.Living things which can prepare their own food are called:
( A ) Autotrophs
( B ) Adaptation
( C ) Heterotrophs
( D ) None of these
Ans – ( A )
54. Which one of the following statements is correct?
( A ) Several kinds of plants and animals may share the same habitat.
( B ) All the animals and plants in a habitat are adopted to it.
( C ) Both the statements are correct.
( D ) None of these is correct.
Ans – ( C )
55.The living things that are not capable of preparing their own food and depend on others are:
( A ) Autotrophs
( B ) Heterotrophs
( C ) Adaptation
( D ) None of these
Ans – ( B )
56. Animals and plants have certain features which make them to survive in a particular habitat. This is called
( A ) Adaptation
( B ) speciation
( C ) specialisation
( D ) evolution
Ans – ( A )
57.The process of exchange of carbon dioxide and oxygen is called:
( A ) Excretion
( B ) Reproduction
( C ) Secretion
( D ) Respiration
Ans – ( D )
58. Which is a biotic component of environment?
( A ) Plants
( B ) Animals
( C ) Microorganisms
( D ) All of these
Ans – ( D )
59.The process of getting rid of waste is called:
( A ) Excretion
( B ) Reproduction
( C ) Secretion
( D ) Respiration
Ans – ( A )
60. What are the characteristics of a desert plant?
( A ) No leaves or very small leaves
( B ) Spines
( C ) Deep roots
( D ) All of these
Ans – ( D )
61. Which is not an abiotic component of environment?
( A ) Soil
( B ) Bacteria
( C ) Water
( D ) Air
Ans – ( B )
62.The process of removal of wastes in plants is called:
( A ) Excretion
( B ) Reproduction
( C ) Secretion
( D ) Respiration
Ans – ( C )
63. Which is an example of an animal found in mountain region?
( A ) Leopard
( B ) Yak
( C ) Mountain goat
( D ) All of these
Ans – ( D )
64.The production of off-spring and seeds is termed as:
( A ) Respiration
( B ) Secretion
( C ) Excretion
( D ) Reproduction
Ans – ( D )
65.All living things are made up of basic functional units called:
( A ) Cells
( B ) Movement
( C ) Growth
( D ) Life span
Ans – ( A )
