Grade 6 Science QuizOnline version Engaging science questions for grade 6 by Advit Pandey 1 What is the basic unit of life? a Molecule b Cell c Organelle d Tissue 2 Which gas do plants release during photosynthesis? a Carbon dioxide (CO2) b Oxygen (O2) c Hydrogen (H2) d Nitrogen (N2) 3 Which is a non-living part of an ecosystem? a Wolf b Soil c Moss d Fish 4 What happens when ice melts? a Turns into water b Turns into vapor c Turns into steam d Turns into air 5 What pulls objects toward Earth? a Electricity b Friction c Gravity d Magnetism 6 Which instrument measures temperature? a Anemometer b Barometer c Thermometer d Hygrometer 7 Which planet is known as the Red Planet? a Venus b Mars c Jupiter d Earth 8 What type of energy is carried by moving electrons? a Potential energy b Electric energy c Kinetic energy d Sound energy 9 Which organism is a decomposer? a Bird b Tree c Lion d Fungi 10 What part of a plant conducts water from roots to leaves? a Xylem b Chloroplast c Phloem d Endodermis 11 What is the largest planet in our solar system? a Saturn b Neptune c Jupiter d Earth 12 In which year did the World Wide Web become publicly available? a 1995 b 1989 c 1990 d 1991 13 What is the chemical symbol for gold? a Go b Au c Ag d Gd 14 Who wrote 'Romeo and Juliet'? a Mark Twain b William Shakespeare c Jane Austen d Charles Dickens 15 Which ocean is the largest? a Pacific Ocean b Indian Ocean c Arctic Ocean d Atlantic Ocean 16 What is the capital of Japan? a Seoul b Kyoto c Tokyo d Osaka 17 Which planet is known as the Red Planet? a Mercury b Mars c Jupiter d Venus 18 Who painted the Mona Lisa? a Vincent van Gogh b Pablo Picasso c Claude Monet d Leonardo da Vinci 19 What is the hardest natural substance on Earth? a Iron b Gold c Diamond d Quartz 20 What is the process by which plants make food using sunlight called? a Fermentation b Transpiration c Photosynthesis d Respiration
New game