Class 5 Science Chapter 1 Test 5 Welcome to your Class 5 Science Chapter 1 Test 5 Name Email 1. What is the number of cotyledons in a gram seed? One Two Three Four 2. Many organisms that are very likely to become extinct in near future are called __________organisms. Old Endangered Biodiversity Living 3. Mangroves acts as nurseries for ________animals. Wild Domestic All Marine 4. Indus Dolphin is ______ Blind Sharp eyes See upto 10 km See up to 10 m 5. Dinosaurs are a/an _________ animal. Dead organisms Micro organisms Extinct None of these 6. Out of these which group is found only in ocean? Fish Insects Echinoderms Amphibians 7. The cat belongs to which group? Amphibians Reptiles Birds Mammals 8. Starfish, sea anemone and brittle star are example of_______. Molluscs Worms Echinoderms Insects 9. Snow leopard, green turtle, hawk, Indus dolphin, markhor are ________ animals in Pakistan. Dead organisms Micro organisms Extinct Endangered 10. The body of ______ has a spiny covering. Molluscs Worms Echinoderms Insects 11. A fish respires through which organ? Gills Lungs Air sacs Skin 12. Bengal tiger and panda are ________animals. Dead organisms Micro organisms Extinct Endangered 13. The number of kinds of living thing present at a particular place is called_____. Biology Bio creativity Biodiversity Bio degraded 14. The type of plants and animals no longer found in this world are called____ Dead organisms Micro organisms Extinct None of these 15. Mangroves are small trees that grow in_______. Land Desert High mountain Coastal areas 16. Echinoderms are found only in the__________. Land Desert High mountains Ocean 17. ________do not have any head. Molluscs Worms Echinoderms Insects Time is Up! Time's up