Diversity in the Living World
Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.
Characteristics of Living Organisms
SubtopicCharacteristics of Living Organisms under Diversity in the Living World for Grade 6 CBSE.
Preview questions (no answers)
- 1.
Which characteristic of living organisms allows them to sense a change in the environment?
A.Growth
B.Respiration
C.Reproduction
D.Sensitivity or response to stimuli
- 2.
The tiny pores on leaves that help in gas exchange are called:
A.Roots
B.Veins
C.Stomata
D.Petals
- 3.
Why is food essential for living organisms?
A.It provides energy for growth and repair
B.It helps them sleep better
C.It makes them turn into non-living things
D.It is only needed for movement
- 4.
Which of the following is a living thing found in water?
A.Sand
B.Whale
C.Pebble
D.Boat
- 5.
In the context of living organisms, 'Sensitivity' refers to:
A.The ability to grow very large
B.The ability to sense and respond to changes in the environment
C.The ability to produce many offspring
D.The process of removing waste from the body
- 6.
If an organism stops performing respiration, what will likely happen?
A.It will grow faster
B.It will stop producing energy and eventually die
C.It will start performing photosynthesis
D.It will change its habitat
- 7.
What is the primary purpose of the stomata in plant leaves?
A.To absorb sunlight only
B.To allow gas exchange and transpiration
C.To protect the plant from insects
D.To store food for the winter
- 8.
Why is a virus often described as being on the 'borderline' between living and non-living?
A.It is very small and cannot be seen.
B.It shows characteristics of life only when it is inside the cell of a living host.
C.It can move but cannot breathe oxygen.
D.It is made of minerals and water.
- 9.
What happens to the rate of respiration in most animals when they are physically active compared to when they are sleeping?
A.It decreases because they need to save energy.
B.It increases because the body needs more energy for movement.
C.It stays the same because respiration is constant.
D.It stops completely during high activity.
- 10.
Which of the following is a characteristic of all living organisms without exception?
A.The ability to walk using legs.
B.The presence of a nervous system.
C.The use of energy to maintain internal order.
D.The ability to produce seeds.
Download the worksheet for Diversity in the Living World - Characteristics of Living Organisms to practice offline. It includes additional chapter-level practice questions.
Habitats and Adaptations
SubtopicHabitats and Adaptations under Diversity in the Living World for Grade 6 CBSE.
Preview questions (no answers)
- 1.
The process of breathing in humans involves taking in oxygen and giving out:
A.Nitrogen
B.Hydrogen
C.Carbon dioxide
D.Argon
- 2.
Movement in plants can be seen when:
A.A tree walks from one place to another
B.A flower opens or closes
C.The roots grow upwards into the air
D.A stone moves from its place
- 3.
A bird laying eggs in a nest is an example of:
A.Excretion
B.Reproduction
C.Adaptation
D.Digestion
- 4.
Which of these is an abiotic factor that plants need for photosynthesis?
A.Insects
B.Birds
C.Sunlight
D.Bacteria
- 5.
Which feature helps a fish reduce resistance while moving through water?
A.Gills
B.Streamlined body shape
C.Scales on the skin
D.Long tail
- 6.
The process of a seed turning into a new plant is called:
A.Pollination
B.Germination
C.Transpiration
D.Respiration
- 7.
Why do desert plants often have roots that grow very deep into the soil?
A.To provide better support against strong winds
B.To reach water levels deep underground
C.To store extra food made during the day
D.To avoid being eaten by surface animals
- 8.
Why do many desert plants have a very thick waxy layer on their stems?
A.To attract insects for pollination
B.To reflect sunlight and keep the plant cool
C.To reduce the loss of water through transpiration
D.To store extra food produced during the rainy season
- 9.
The presence of specific features which enable a plant or an animal to live in a particular habitat is called:
A.Speciation
B.Evolution
C.Adaptation
D.Acclimatization
- 10.
What is the role of 'gills' in fish, and how do they function?
A.They absorb oxygen directly from the air above the water surface
B.They use the oxygen dissolved in water for respiration
C.They filter out salt from the seawater to make it drinkable
D.They release excess water from the fish's body to maintain balance
Download the worksheet for Diversity in the Living World - Habitats and Adaptations to practice offline. It includes additional chapter-level practice questions.
Human Body Movements and Joints
SubtopicHuman Body Movements and Joints under Diversity in the Living World for Grade 6 CBSE.
Preview questions (no answers)
- 1.
What provides the streamlined shape to a bird’s body?
A.Feathers
B.Muscles
C.Skeleton
D.Skin
- 2.
The skull is made up of many bones joined together. Most of these joints are:
A.Fixed
B.Movable
C.Pivotal
D.Ball and socket
- 3.
Why can we not move our elbow backwards?
A.Because of the skin
B.Because it has a hinge joint
C.Because it has no joint
D.Because it has a fixed joint
- 4.
A snake's body consists of a very long:
A.Hand
B.Backbone
C.Foot
D.Shell
- 5.
The fluid-like substance secreted by a snail to help it move smoothly over surfaces is called:
A.Sweat
B.Oil
C.Mucus
D.Blood
- 6.
A streamlined body in a fish helps it to:
A.Stay at the bottom of the ocean
B.Reduce resistance offered by water
C.Breathe underwater
D.Identify its prey
- 7.
Which part of the bird's skeleton is modified for walking and perching?
A.Bones of the hind limbs
B.Bones of the forelimbs
C.The breastbone
D.The skull
- 8.
If you touch your ear, you find that the lower part is soft while the upper part is somewhat stiff but can still be bent. What is this stiff but flexible material?
A.Hard bone
B.Cartilage
C.Muscle tissue
D.A bundle of nerves
- 9.
Considering the skeletal system, which of the following is found in the joints of the body and makes them move smoothly by reducing friction?
A.Strong ligaments
B.Cartilage
C.Thick skin
D.Hard bone marrow
- 10.
Why does a snake move in a S-shaped loops rather than a straight line?
A.Each loop of the snake gives it a forward push by pressing against the ground
B.The snake has a broken backbone that forces it to curve
C.The snake moves sideways to avoid predators
D.The muscles of the snake can only contract on one side at a time
Download the worksheet for Diversity in the Living World - Human Body Movements and Joints to practice offline. It includes additional chapter-level practice questions.
Gait of Animals
SubtopicGait of Animals under Diversity in the Living World for Grade 6 CBSE.
Preview questions (no answers)
- 1.
Which of these animals uses its muscular foot to produce a slow, gliding motion?
A.Bird
B.Fish
C.Snail
D.Snake
- 2.
Snakes do not have legs. How do they move?
A.By flying
B.By using their whole body to slide
C.By rolling like a ball
D.By staying still and letting the wind blow them
- 3.
Which animal moves the slowest among the following?
A.Cockroach
B.Snail
C.Snake
D.Bird
- 4.
What helps a bird stay stable in the air while flying?
A.Its heavy weight
B.Its tail and wings
C.Its large teeth
D.Its thick fur
- 5.
How does the movement of a snake on a rough surface compare to its movement on a very smooth surface?
A.It moves faster on a smooth surface.
B.It moves faster on a rough surface because of better grip.
C.It cannot move at all on a rough surface.
D.The surface texture does not affect a snake's movement.
- 6.
In the gait of animals, what is the role of cartilage at the joints?
A.It makes the bones harder.
B.It acts as a cushion to reduce friction between bones.
C.It helps in the production of blood.
D.It connects muscles to bones.
- 7.
The movement of an earthworm involves the use of 'liquid' inside its body. What is the role of this liquid?
A.It helps in cooling the body.
B.It maintains the body shape and acts as a hydrostatic skeleton.
C.It is used to spray at enemies.
D.It helps the worm to swim in water.
- 8.
How does the earthworm utilize the soil it 'eats' in relation to its movement and habitat?
A.It eats soil to become heavier so it doesn't blow away
B.It eats its way through the soil, clearing a path for its gait
C.The soil is used to sharpen its bristles
D.The soil provides the mucus needed for the trail
- 9.
A snail moves using a muscular foot. Where are the muscles of the foot located relative to the snail's shell?
A.They are inside the shell and never come out
B.They form the base of the snail's body outside the shell
C.They are attached to the tentacles
D.They are located on the top of the shell
- 10.
Which of the following describes the role of the skeleton in a snake's movement?
A.The skeleton is rigid and does not bend
B.The many vertebrae and ribs provide multiple points of flexibility for loop formation
C.The skeleton is made of a single flexible cartilage tube
D.The skeleton is located outside the body like a cockroach
Download the worksheet for Diversity in the Living World - Gait of Animals to practice offline. It includes additional chapter-level practice questions.
Diversity in Plants and Animals Around Us
SubtopicDiversity in Plants and Animals Around Us under Diversity in the Living World for Grade 6 CBSE.
Preview questions (no answers)
- 1.
Living things produce more of their own kind through the process of:
A.Respiration
B.Reproduction
C.Excretion
D.Growth
- 2.
Which of these is a characteristic of desert plants?
A.Large leaves
B.Deep roots
C.Thin stems
D.No spines
- 3.
In a cactus, which part performs photosynthesis?
A.Leaf
B.Stem
C.Root
D.Spine
- 4.
The leaf-like green structures that protect a flower in the bud stage are:
A.Petals
B.Sepals
C.Stamens
D.Pistils
- 5.
What is the main difference between a shrub and a tree?
A.Shrubs are taller than trees
B.Trees have branches near the base, shrubs have them at the top
C.Shrubs have hard but thin stems, while trees have thick, hard trunks
D.Shrubs have green and tender stems, trees have brown stems
- 6.
Which of the following is a function of the stem?
A.Absorption of water from soil
B.Bearing leaves, flowers, and fruits
C.Fixing the plant to the soil
D.Protecting the flower in bud stage
- 7.
Which of these plants has a reticulate venation?
A.Wheat
B.Maize
C.Hibiscus
D.Bamboo
- 8.
The small bead-like structures found inside the ovary of a flower are called:
A.Pollen
B.Ovules
C.Anthers
D.Filaments
- 9.
Which of the following statements about 'Fibrous Roots' is true?
A.There is one main root from which smaller roots grow.
B.All roots seem similar and grow in a cluster from the base of the stem.
C.They go very deep into the soil compared to taproots.
D.They are found in plants with reticulate venation.
- 10.
What is the function of 'Tendrils' found in plants like peas and bitter gourd?
A.To perform photosynthesis
B.To help the plant climb by coiling around supports
C.To store food for the plant
D.To protect the plant from being eaten by animals
Download the worksheet for Diversity in the Living World - Diversity in Plants and Animals Around Us to practice offline. It includes additional chapter-level practice questions.
How to Group Plants and Animals
SubtopicHow to Group Plants and Animals under Diversity in the Living World for Grade 6 CBSE.
Preview questions (no answers)
- 1.
Which of these animals lives in a mountain habitat and has thick fur?
A.Camel
B.Snow leopard
C.Elephant
D.Monkey
- 2.
In which process do plants consume carbon dioxide and release oxygen?
A.Respiration
B.Transpiration
C.Photosynthesis
D.Evaporation
- 3.
The long, thin, green thread-like structures that help climbers to hold onto support are called:
A.Roots
B.Tendrils
C.Veins
D.Stems
- 4.
Small plants used in cooking like mint and coriander are generally classified as:
A.Trees
B.Herbs
C.Shrubs
D.Creepers
- 5.
Which of the following is a common feature between a fish and a snake that allows them to be grouped under vertebrates?
A.Both have scales on their bodies
B.Both have a backbone
C.Both live in water
D.Both breathe through lungs
- 6.
A money plant belongs to the category of climbers because it:
A.Has a very strong trunk
B.Has a weak stem and needs support to climb
C.Spreads on the ground
D.Has a short lifespan of one month
- 7.
The green leaf-like structures that protect the flower in its bud stage are called:
A.Petals
B.Sepals
C.Stamens
D.Pistils
- 8.
Which of the following is a correct match for plant classification?
A.Money Plant - Shrub
B.Coriander - Herb
C.Lemon - Tree
D.Watermelon - Climber
- 9.
An organism is multicellular, cannot make its own food, and has a cell wall. (Wait, think carefully). If an organism is multicellular, lacks chlorophyll, and decomposes organic matter, it is grouped as a:
A.Parasitic Plant
B.Fungus
C.Herbivorous Animal
D.Algae
- 10.
Which of the following is NOT a characteristic used to group 'Shrubs'?
A.Stem is hard but not very thick
B.Branching starts near the base of the stem
C.They are generally taller than herbs but shorter than trees
D.They have a single, very thick main trunk
Download the worksheet for Diversity in the Living World - How to Group Plants and Animals to practice offline. It includes additional chapter-level practice questions.
Plants and Animals in Different Surroundings
SubtopicPlants and Animals in Different Surroundings under Diversity in the Living World for Grade 6 CBSE.
Preview questions (no answers)
- 1.
Plants depend on animals for which of the following?
A.Food
B.Carbon dioxide
C.Oxygen
D.Water
- 2.
Which of these is a terrestrial animal?
A.Fish
B.Whale
C.Tiger
D.Octopus
- 3.
All living things respond to changes in their surroundings. These changes are called:
A.Habitats
B.Stimuli
C.Adaptations
D.Reflexes
- 4.
In camels, very little urine is excreted to:
A.Save water
B.Mark territory
C.Attract other camels
D.Cool down
- 5.
Although the organisms in the diagram live in the same aquatic environment, they use different methods for the exchange of gases. What is a direct consequence of this difference for the whale?
A.It can stay underwater indefinitely without coming to the surface
B.It must periodically come to the water surface to breathe air
C.It absorbs oxygen directly from the water through its skin
D.It uses gills to filter oxygen from the water like a fish
- 6.
Frogs are adapted to live both on land and in water. Observe the features shown in the flowchart. Which statement correctly identifies the functions of these adaptations?
A.Strong back legs help in leaping on land; webbed feet help in swimming in water
B.Strong back legs help in swimming; webbed feet help in leaping on land
C.Strong back legs are used for breathing; webbed feet are used for catching prey
D.Both features are used only for survival in desert conditions
- 7.
Which feature helps a fish maintain its balance and change direction in water?
A.Gills
B.Scales
C.Fins and tail
D.Blowholes
- 8.
Which of these is the most accurate definition of 'Habitat'?
A.The process of changing to suit the environment
B.The physical and biological surroundings where an organism lives
C.The way an organism behaves in a group
D.The study of different types of plants and animals
- 9.
Mountain goats have strong hooves. How does this feature help them in their specific environment?
A.To kick predators away
B.To walk on the rocky and uneven slopes of mountains
C.To break ice to find water to drink
D.To dig burrows in the frozen ground
- 10.
Which of the following organisms does NOT show locomotion but shows movement of its body parts?
A.A swimming duck
B.A crawling snail
C.A sunflower turning towards the sun
D.A bird flying south for winter
Download the worksheet for Diversity in the Living World - Plants and Animals in Different Surroundings to practice offline. It includes additional chapter-level practice questions.
Biodiversity and Sacred Groves
SubtopicBiodiversity and Sacred Groves under Diversity in the Living World for Grade 6 CBSE.
Preview questions (no answers)
- 1.
How can students help in preserving biodiversity?
A.By wasting paper
B.By learning about local plants and animals
C.By littering in parks
D.By hurting small insects for fun
- 2.
Traditional sacred groves help in 'In-situ' conservation. What does 'In-situ' mean?
A.In a laboratory
B.In a zoo
C.In the original/natural place
D.In a museum
- 3.
What is the primary goal of conservation?
A.To destroy natural resources
B.To protect and manage nature wisely
C.To pollute the environment
D.To hunt all wild animals
- 4.
Which of these is a domesticated animal contributing to animal diversity?
A.Lion
B.Cow
C.Shark
D.Snake
- 5.
The loss of even one species from a food web can affect:
A.Only that specific species
B.The entire ecosystem and its stability
C.Only the humans living nearby
D.Nothing at all
- 6.
Which of these animals would you expect to find in a biodiverse mountain habitat like the Himalayas?
A.Camel
B.Snow Leopard
C.Shark
D.Ostrich
- 7.
What is the main goal of 'Conservation'?
A.To use up all natural resources as quickly as possible
B.To protect and manage natural resources for the future
C.To turn all forests into concrete parks
D.To stop all plants from growing
- 8.
Which of the following is a threat to the biodiversity of sacred groves caused by 'Urbanization'?
A.Increase in the number of traditional festivals.
B.Encroachment of land for buildings and roads, leading to the shrinking of the grove.
C.Too many trees being planted by city dwellers.
D.Ancient deities being replaced by modern statues.
- 9.
What happens to the 'Humidity' level inside a dense sacred grove compared to an open field?
A.It is lower because trees drink all the water from the air.
B.It is higher due to transpiration and the sheltering effect of the canopy, which supports moisture-loving species.
C.It is exactly the same because the air moves freely between them.
D.It is zero because the grove is a 'dry' sacred place.
- 10.
Why is the preservation of 'Dead Wood' in a sacred grove important for biodiversity?
A.Dead wood is used to build temples inside the grove.
B.It provides a habitat for specialized wood-boring insects, fungi, and cavity-nesting birds.
C.Dead wood is a sign that the grove is healthy and needs no more water.
D.Leaving dead wood prevents new trees from growing, which keeps the grove ancient.
Download the worksheet for Diversity in the Living World - Biodiversity and Sacred Groves to practice offline. It includes additional chapter-level practice questions.