1) Which stage of a butterfly's life cycle where it does not move or feed?  a) Pupa b) Larva c) Adult 2) Which stage of a butterfly's life cycle eats leaves? a) Egg b) Adult c) Larva d) Pupa 3) Why must a larva eat a lot before becoming a pupa? a) To lose weight b) To rest longer c) To grow wings immediately d) To store energy for metamorphosis 4) Which stage protects the butterfly as it changes form? a) Egg b) Pupa c) Larva d) Adult 5) The life cycle of a butterfly has how many stages? a) 4 b) 3 c) 5 d) 6 6) Which animal has a nymph stage? a) Frog b) Butterfly c) Grasshopper d) Chicken 7) The young of a grasshopper looks like the adult because it undergoes a) Incomplete metamorphosis b) Complete metamorphosis c) No change d) Reproduction 8) Which stage of the grasshopper can reproduce? a) Egg b) Nymph c) Larva d) Adult 9) Which animal's young lives in water and breathes through gills? a) Butterfly b) Frog c) Grasshopper d) Chicken 10) What happens when a tadpole changes into a frog? a) It grows legs and lungs b) It grows wings c) It develops fins d) It loses its legs 11) The tadpole breathes using a) Skin only b) Lungs c) Gills d) Mouth 12) Which of the following animals does not have a larva stage?  a) Grasshopper b) Mosquito c) Beetle d) Butterfly 13) Why is the pupa stage important? a) It lays eggs b) It changes into adult form c) It rests only d) It eats the shell 14) Which animal's young looks most different from its adult? a) Grasshopper b) Frog c) Chicken d) Butterfly 15) At which stage in its life cycle will a butterfly lay its eggs? a) Adult b) Pupa c) Egg d) Larva 16) What will happen if an adult butterfly cannot lay eggs? a) It will live longer b) It will still grow c) The life cycle will stop 17) Which of these life cycles shows incomplete metamorphosis?  a) Egg → Nymph → Adult b) Egg → Larva → Pupa → Adult c) Egg → Tadpole → Adult d) Seed → Plant → Fruit 18) What does complete metamorphosis mean? a) Adult lays eggs b) Young looks very different from adult c) No change in form d) Short Life Cycle 19) A frog lays eggs in water because a) Frogs cannot live on land b) Water is cold c) Fish protect them d) Eggs need moisture to survive 20) What happens if frog eggs are laid on land? a) They hatch faster b) They dry up and die c) Their legs grow quickly d) They become tadpoles sooner 21) Which part of a plant makes food? a) Leaf b) Root c) Stem 22) Which part of a plant initially absorbs water and minerals?  a) Stems b) Leaves c) Roots d) Flower 23) Which part of a plant transports food and water from the roots a) Leaves b) Flower c) Stem 24) What is the main function of the flower a) For reproduction b) For photosynthesis c) For respiration d) To absorb sunlight 25) What happens if a plant has no leaves? a) It absorbs more water b) It grows faster c) It produces more flowers d) It cannot make food 26) Why must seeds be dispersed far from the parent plant? a) To reduce competition for sunlight and water b) To grow faster c) To keep the parent plant company d) To get eaten by animals 27) Which seed is dispersed by wind? a) Coconut b) Mango c) Dandelion d) Water Lily 28) Which method of seed dispersal depends on animals eating the fruit? a) Splitting b) Water c) Wind d) Internal Dispersal 29) What happens when a seed germinates? a) The seed dries up b) A young plant starts to grow c) The leaves fall off d) It becomes a flower 30) Which condition is not needed for germination? a) Sunlight b) Warmth c) Water d) Air 31) What happens if a seed is planted without water? a) It grows taller b) It grows faster c) It turns yellow d) It will not germinate 32) Which part of a seed becomes the roots? a) Plumule b) Radicle c) Cotyledon d) Seed Coat 33) Which part of a seed stores food for the embryo? a) Radicle b) Cotyledon c) Seed Coat d) Leaf 34) What doe plants need to make food? a) Minerals only b) Air and Heat c) Oxygen and food d) Carbon dioxide, water sunlight 35) Which gas do plants release during photosynthesis? a) Carbon Dioxide b) Nitrogen c) Oxygen d) Hydrogen 36) Which part of the leaf allows gases to pass in and out?  a) Stomata b) Vein c) Midrib d) Tip 37) What will happen to a plant kept in darkness for one week? a) It produces more seeds b) It grows faster c) It flowers more d) It turns yellow and stops making food 38) Why do plants wilt? a) They lose too much water through their leaves b) They get too much sunlight c) They grow taller d) They make too much food 39) A cut flower placed in coloured water turns red because a) Air enters the stem b) The petals absorb colour directly c) Water travels up the stem (xylem) d) Colour spreads by smell 40) What happens to water taken in by roots? a) It evaporates in soil b) It is transported to the leaves c) It stays in root hairs d) It turns into food in roots 41) Which feature helps a cactus survive in the desert? a) Thick stem to store water b) Large leaves c) Thin roots d) Hairy Stem 42) Which adaptation helps a fish live in water a) Thick Fur b) Gills to breathe in water c) Wings d) Lungs 43) Which animal breathes through its skin? a) Frog b) Snake c) Bird d) Dog 44) Which adaptation helps birds fly? a) Strong Legs b) Sharp claws c) Hollow bones d) Thick Skin 45) Which adaptation helps camel walk on sand? a) Short Legs b) Long Tail c) Hump d) Broad Feet 46) Which part of a climbing plant helps it reach sunlight? a) Roots b) Thorns c) Buds d) Tendrils 47) Which feature helps a lotus leaf float? a) Air spaces inside the leaf b) Long stem c) Flat shape d) Waxy coating 48) Why do polar bears have thick fur? a) To keep warm in cold places b) To swim faster c) To store food d) To camouflage in snow 49) Which feature helps monkeys live in trees? a) Sharp claws only b) Webbed feet c) Long tails and strong limbs d) Hard shell 50) Which part of a desert plant prevents water loss? a) Thin roots b) Broad Leaves c) Soft Stem d) Waxy leaf coating 51) Heat always flows from  a) Hot objects to cold objects b) Cold to Hot c) Metal to plastic d) Air to water 52) Metals are ____ of heat. a) Poor conductors b) Good conductors c) Absorbers only d) Insulators 53) Plastic and wood are ____ of heat. a) Reflectors b) Good Conductors c) Poor conductors d) Absorbers 54) Air trapped between layers ____ heat loss. a) Stops completely b) Creates c) Reduces d) Increases 55) A metal spoon feels hot quickly because metal ____. a) Blocks heat b) Reflects light c) Stores heat d) Conducts heat well 56) Pot handles are made of plastic because plastic _____. a) Does not conduct heat well b) Is cheap c) Is heavy d) Is a metal 57) Kettles are made of metal so they a) Look shiny b) Stay cool c) Transfer heat quickly to water d) Trap air 58) Air used in double-walled cups helps because air is _____. a) Heavier than metal b) A good conductor c) A poor conductor d) Reflective 59) Which cup keeps drinks hot the longest? a) Double-walled cup b) Plastic cup c) Paper cup d) Single metal cup 60) When a metal rod is heated it _____. a) Contracts b) Expands c) Changes colour d) Cools immediately 61) When a metal rod cools down it _____. a) Changes Colour b) Expands c) Contracts d) Cools immediately 62) Air in a balloon when heated will a) Disappear b) Freeze c) Shrink d) Expand 63) Which part of a pot is safe to touch while a) Plastic handle b) Metal lid c) Iron body d) Aluminium base 64) Why is metal used for frying pans? a) It is light b) It spreads heat evenly c) It looks shiny d) It absorbs water 65) Which material is best for a raincoat? a) Cotton b) Wool c) Paper d) Plastic 66) Transparent materials allow a) Most light to pass through b) No light to pass through c) Some light only d) Light to bend 67) Translucent materials allow a) Only heat b) No light c) Some light through d) All light 68) Opaque materials a) Block light completely b) Reflect all light c) Absorb water d) Glow 69) A shadow forms when a) The object is transparent b) Light passes through glass c) A light is blocked by an object d) Light is off 70) The shadow forms on a) Under the object b) Same side as light c) Opposite side of light source d) Behind the observer 71) When the object moves closer to the torch, the shadow a) Becomes bigger b) Becomes smaller c) Disappears d) Turns brighter 72) When the object moves away from the torch, the shadow a) Turns darker b) Moves closer c) Becomes bigger d) Becomes smaller 73) Light travels in a) Circles b) Straight lines c) Zig-zags d) Waves only 74) We can see objects because a) They produce light b) Light reflects off them into our eyes c) They absorb air d) They move 75) Which object forms the darkest shadow a) Glass cup b) Book c) Plastic bag d) Paper sheet 76) Which material allows the most heat to escape from a container of hot soup? a) Stainless steel b) Wool cloth c) Aluminium foil d) Cotton fabric 77) Why does condensation form on the outside of a cold drink can? a) Water vapour in the air cools and turns into liquid b) The water in the can leaks out c) The can absorbs water d) The ice melts through the metal 78) A child shines the torch at three objects. Which object forms the darkest shadow? a) Coloured Cellophane b) Frosted Glass c) Cardboard d) Clear Plastic 79) Why does a rabbit population decrease when the fox population increase? a) More rabbits are eaten by foxes b) Rabbits become less fertile c) Rabbits migrate away d) Foxes compete with rabbits for plants 80) Which force pulls object toward the ground? a) Gravity b) Magnetism c) Friction d) Air resistance 81) A magnet can attract which material? a) Rubber b) Iron c) Wood d) Glass 82) Which material is not attracted to a magnet? a) Steel b) Paper clip c) Plastic d) Iron nail 83) Increasing the number of batteries in an electromagnet will a) Make it weaker b) Make no difference c) Make it stronger d) Stop it from working 84) Increasing the number of coils around the iron core will a) Reduce heat b) Reduce magnetism c) Stop electricity flow d) Increase magnetism 85) The variable you change in an experiment is called the a) Controlled Variable b) Measured variable c) Changed variable d) Fixed variable 86) The variable you measure is called the a) Changed variable b) Measured variable c) Fair variable d) Controlled variable 87) Why do we repeat an experiment? a) To finish faster b) To get more reliable results c) To use more materials d) To change variables 88) Why must we use the same size beaker in a fair test a) To look neat b) To keep it a fair test c) To keep water warm d) To save money 89) Why should we conduct a light experiment in a dark room? a) To ensure only one light source b) To avoid heat c) To save electricity d) To create shadows everywhere 90) Why does warm air push water up a straw when heated? a) Warm air expands b) Cold air contracts c) Water evaporates d) The straw melts 91) Why must seeds not be overcrowded in a pot? a) To avoid insects b) To prevent germination c) To reduce competition for nutrients d) To make soil heavier 92) Why is copper used in electrical wires? a) It is magnetic b) It is shiny c) It is flexible d) It is a good conductor 93) What happens when a magnet is cut into two pieces? a) It pushes objects faster b) It produces light c) Each piece forms a new poles d) Poles disappear 94) Why are plastic handles used on screwdrivers? a) Plastic is magnetic b) Plastic is heavy c) Plastic is waterproof d) Plastic is a poor conductor of electricity 95) What happens when magnets are heated strongly? a) They lose magnetism b) Their poles change c) They become stronger d) They conduct more heat 96) Which action will make a magnet lose its strength the fastest? a) Storing it with keepers b) Heating it strongly c) Stroking it with another magnet d) Keeping it away from metals 97) Which diagram shows the correct arrangement for storing two bar magnets safely? a) N - N together b) N touching S c) Both magnets side by side d) S - S together 98) Which material becomes a temporary magnet when placed in a magnetic field? a) Rubber band b) Glass rod c) Iron nail d) Plastic spoon 99) A magnet attracts a metal ruler at one end of the magnet but not the centre. Why? a) The magnetic field is stronger near the magnet's poles b) The ruler is too heavy c) The ruler is plastic d) Only one end of the ruler is magnetic 100) Which factor does not affect the strength of an electromagnet?  a) Type of iron core b) Colour of the wire c) Number of coils d) Number of batteries

Life Cycle Master

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