Which sense organ helps a dog hear sounds that humans cannot hear? π
A Eyes π
B Ears π
C Tongue π
D Nose π
How do honeybees tell other bees where flowers with nectar are located? π
A By changing color π
B By roaring loudly π
C By performing a special dance π
D By writing on leaves π
A tortoise has a hard shell on its body. This body covering mainly helps it to... π
A Produce more eggs π
B Fly higher π
C Swim faster π
D Protect itself from enemies π
Camels can survive for many days in the desert without water mainly because they... π
A Store fat in their hump for energy and water π
B Drink sand instead of water π
C Sleep during the entire day π
D Never feel thirsty π
In a food chain of grass, grasshopper, and frog, the grasshopper is the... π
A Decomposer π
B Primary consumer π
C Secondary consumer π
D Producer π
While collecting nectar from flowers, bees also help plants by... π
A Removing the leaves π
B Eating all the petals π
C Carrying pollen from flower to flower π
D Cutting the stem π
Weaver birds are known for building nests that are shaped like a... π
A Square box π
B Straight tube π
C Flat plate π
D Hanging bottle or bag π
Which of these correctly shows the life cycle stages of a butterfly, in order? π
A Egg, larva, pupa, adult π
B Larva, egg, adult, pupa π
C Adult, pupa, larva, egg π
D Egg, pupa, larva, adult π
Which part of the plant transports water and nutrients from the roots to the leaves? π
A Flower π
B Stem π
C Fruit π
D Seed π
Roots that grow straight down deep into the soil, with smaller roots branching from it, are called... π
A Stilt roots π
B Fibrous roots π
C Tap roots π
D Aerial roots π
A seed needs which of these to germinate? π
A Only sunlight π
B Only cold weather π
C Only soil, no water π
D Air, water and warmth π
A coconut seed can float and travel long distances on the sea to reach new land. This is an example of seed dispersal by... π
A Water π
B Explosion of the pod π
C Wind π
D Animals π
Green plants make their own food using sunlight, water, and carbon dioxide. This process is called... π
A Germination π
B Photosynthesis π
C Digestion π
D Respiration π
The brightly coloured part of a flower that attracts insects for pollination is the... π
A Stem π
B Seed coat π
C Petal π
D Root π
Cutting down large numbers of trees is called deforestation. One serious effect of this is... π
A Cleaner air everywhere π
B More rainfall always π
C More animals get homes π
D Loss of habitat for wild animals π
Which layer of soil is dark, rich in humus, and best for growing plants? π
A Topsoil π
B Subsoil π
C Sand layer only π
D Bedrock π
A farmer ploughs the field before sowing seeds mainly to... π
A Attract more birds π
B Make the soil loose and let air in π
C Make the field look neat π
D Remove all water from soil π
Which teeth are best suited for tearing meat and food? π
A Incisors π
B Molars π
C Canines π
D Wisdom teeth π
Which of these spices gives food a hot, spicy taste? π
A Salt π
B Milk π
C Sugar π
D Chilli π
The place where two bones meet and allow the body to bend or move is called a... π
A Joint π
B Skin π
C Nerve π
D Muscle π
Which body part expands and contracts to help us breathe in and out? π
A Liver π
B Lungs π
C Stomach π
D Kidney π
A balanced diet for a growing child should include a mix of... π
A Only water, no food π
B Only sweets and chips π
C Grains, proteins, fruits, vegetables and milk π
D Only meat, every meal π
Keeping food in a refrigerator helps to preserve it mainly because the cold... π
A Makes food taste sweeter π
B Adds more vitamins to food π
C Cooks the food faster π
D Slows down the growth of germs π
Tiny living things too small to see with our eyes, which can cause diseases, are called... π
A Germs π
B Stones π
C Roots π
D Clouds π
A classmate who cannot walk uses a wheelchair to move around. The BEST way to treat this classmate is to... π
A Ignore and avoid them π
B Include them in games and help when needed π
C Laugh at them π
D Feel sorry but stay away π
Ravi places a potted plant near a window so one side always faces the sun, and never turns the pot. After two weeks, what will he most likely observe? π
A Nothing will happen at all π
B The plant will die immediately π
C The plant will bend and grow towards the sunlight π
D The plant will turn a different colour completely π
Somchai wants to move a heavy rock but cannot lift it alone. Which simple machine would help him move it with LESS effort? π
A A pair of scissors π
B A paintbrush π
C A drinking glass π
D A lever, like a long strong stick π
Priya notices that after it rains, puddles of water on the road disappear a few hours later on a sunny day. What most likely happened to the water? π
A The water evaporated into water vapour due to the sun's heat π
B The water changed into a solid π
C The water disappeared into nothing π
D The water turned into ice π
Anong is sorting animals into groups by how their bodies are covered. In which group should she place a sheep, a bird, and a snake? π
A All three have fur π
B Wool, feathers, and scales β three different groups π
C All three have scales π
D All three have feathers π
Divya eats a variety of foods every day but keeps forgetting to drink enough water. Which body function is she most likely to affect by not drinking enough water? π
A Nothing will change at all π
B Her eyesight will improve π
C Digestion and removal of waste from her body will be affected π
D Her hair will grow faster π