Practice
Knowledge Check: Living and Nonliving
Living and Nonliving things
Q1: Which of the following groups contains only living things?
A) Cow, neem tree, sparrow
B) Stone, cow, pen
C) River, crow, cloud
D) Cloud, rock, air
Q2: Which of the following is a natural nonliving thing?
A) Stone
B) Wooden chair
C) Plastic bottle
D) Cotton shirt
Q3: Which statement correctly explains why a car is nonliving?
A) It cannot move from one place to another
B) It does not need fuel
C) It does not have cells or life processes
D) It is made of metal only, not plastic
Q4: Which of the following shows growth from inside due to cell division?
A) Pile of sand increasing in size
B) Child growing taller
C) Icicle increasing in size in winter
D) Sugar crystals settling at the bottom of a glass
Q5: Which of these pairs contains one living and one nonliving thing?
A) Goat and dog
B) Tree and mushroom
C) Fish and bird
D) Flower and clay pot
Q6: Seeds stored in a dry bottle appear inactive. Which statement is correct?
A) Seeds are nonliving because they are not growing
B) Seeds are living but in a resting condition
C) Seeds are nonliving until planted
D) Seeds become living after they are cooked
Q7: Which of these shows movement but is still nonliving?
A) Dog running in the ground
B) Train moving on a track
C) Earthworm crawling in soil
D) Bird flying in the sky
Q8: Which feature is present in all living things but absent in all nonliving things?
A) Having weight
B) Occupying space
C) Being made of cells
D) Being visible to eyes
Q9: Fire appears to grow, spread and use oxygen. Why is it still considered nonliving?
A) It does not need air
B) It has no definite life span
C) It is not made of cells and cannot reproduce its own kind
D) It is very hot and bright
Q10: Which is the best description of nonliving things?
A) Things which are very small
B) Things which do not have life processes or cells
C) Things which cannot be seen by eyes
D) Things made only by humans
Basics of Life
Q11: Which of these shows the correct order of levels of organisation in a living body?
A) Cell → Tissue → Organ → Organ system → Organism
B) Tissue → Organ → Cell → Organ system → Organism
C) Organism → Organ system → Organ → Tissue → Cell
D) Cell → Organ → Tissue → Organ system → Organism
Q12: Which of the following is a basic life process common to all living organisms?
A) Studying
B) Playing
C) Respiration
D) Writing
Q13: Which pair is correctly matched?
A) Nutrition – removal of waste from body
B) Excretion – taking in food
C) Growth – permanent increase in size
D) Reproduction – breaking down food to release energy
Q14: In living beings, energy needed for all activities is mainly released during which process?
A) Respiration
B) Excretion
C) Circulation
D) Reproduction
Q15: Which of the following correctly shows the meaning of the term “organ system”?
A) Group of similar cells
B) Group of different tissues
C) Group of organs working together
D) Group of organisms in an area
Q16: Which set lists only basic life processes?
A) Nutrition, respiration, excretion, reproduction
B) Sleeping, walking, talking, reading
C) Eating, writing, playing, jumping
D) Laughing, crying, thinking, drawing
Q17: Which statement about an ecosystem is correct?
A) It has only living things
B) It has only nonliving things
C) It has living things interacting with nonliving things
D) It has living things without any environment around them
Q18: Which level of organisation is directly formed by a group of similar cells?
A) Organ
B) Organism
C) Tissue
D) Organ system
Q19: Population in biology means:
A) All living and nonliving things in an area
B) All organisms of different species in an area
C) All organisms of the same species in an area
D) All plants in all forests of the world
Q20: Which life process mainly helps in removal of metabolic waste from the body?
A) Nutrition
B) Excretion
C) Reproduction
D) Growth
Characteristics of living organisms
Q21: Which of the following is a universal characteristic of all living organisms?
A) Ability to fly
B) Ability to perform metabolism
C) Ability to walk
D) Ability to speak
Q22: Which feature shows that a plant is living even when it cannot move from place to place?
A) Fixed stem
B) Ability to photosynthesise
C) Wooden trunk
D) Colourful flowers used for decoration
Q23: Which of the following is an example of response to stimulus?
A) Child eating food
B) Pupil of eye becoming small in bright light
C) Growing taller every year
D) Drinking water when thirsty is not allowed by teacher
Q24: Which characteristic is directly linked to continuation of a species?
A) Movement
B) Growth
C) Reproduction
D) Excretion
Q25: Which pair is correctly matched with its function?
A) Respiration – removal of undigested food
B) Excretion – breaking down food to release energy
C) Nutrition – taking in and using food
D) Growth – sudden change in body shape only during night
Q26: A lizard’s tail breaks off when caught and later grows again. Which characteristic does this show?
A) Excretion
B) Growth and repair
C) Reproduction
D) Dormancy
Q27: Which of the following is NOT a characteristic of living organisms?
A) Definite life span
B) Ability to respond to stimuli
C) Ability to perform photosynthesis in all
D) Ability to reproduce
Q28: Homeostasis in living organisms mainly means:
A) Ability to move fast
B) Ability to keep internal environment nearly constant
C) Ability to grow very quickly
D) Ability to eat large amounts of food
Q29: Which example clearly shows excretion?
A) Sweating on a hot day
B) Eating a meal
C) Chewing food
D) Clapping hands in class
Q30: Which statement best describes growth in living organisms?
A) Increase in size only by adding material from outside
B) Temporary increase in size which can decrease later
C) Permanent increase in size and mass due to formation of new cells
D) Any change in shape without cell formation
Characteristics of living organisms
Q31: Which of the following is the best definition of habitat?
A) The food an animal eats
B) The specific place where an organism lives
C) The number of animals in a zoo
D) The type of climate on Earth as a whole
Q32: Which combination shows a habitat and a correctly matched organism?
A) Desert – whale
B) Pond – lotus
C) Sea – camel
D) Mountain – fish in aquarium
Q33: A camel has long legs, thick lips and a hump. These features are examples of:
A) Pollution
B) Adaptations for desert habitat
C) Random growth
D) Man-made changes only
Q34: Which feature helps aquatic plants like lotus to float on water?
A) Thick woody stem
B) Deep tap root
C) Air spaces in leaves and stems
D) Spines instead of leaves
Q35: Which of the following is an adaptation in mountain animals like yak?
A) Short fur and thin skin
B) Thick fur and layer of fat
C) No fur and dry skin
D) Hollow bones and wings for flight only
Q36: Which statement correctly compares desert and rainforest plants?
A) Both have very large leaves to lose more water
B) Desert plants have reduced leaves; rainforest plants often have broad leaves
C) Both have no leaves to save water
D) Both have spines instead of leaves always
Q37: Webbed feet in frogs mainly help them to:
A) Climb trees
B) Run fast on land
C) Swim efficiently in water
D) Dig deep holes in soil
Q38: The streamlined body shape of fish is an adaptation for which habitat?
A) Desert
B) Grassland
C) Aquatic
D) Mountain top
Q39: Which feature helps grassland animals like deer to escape from predators?
A) Very slow movement
B) Bright body colours
C) Long legs for fast running
D) Thick fur for warmth only
Q40: Which of the following correctly describes adaptation?
A) Any sudden change in weather
B) Special features of an organism that help it survive in its habitat
C) Movement of animals from one zoo to another
D) All changes that humans do to the environment only