11. Anmol passes carbon dioxide through lime water and the lime waterturns milky. Which substance formed in1)(a) Fo(c) Sto7.2)(a) Sm"C) Live1. Mohan came to know that greenplant produce their food with the help ofsunlight. This process is known to bephotosynthesis. The process comes outto be in -a) Physical changeb) chemical changec) No changed) none of thesec) No changed) none of theseCarpenter cut a piece of wood tomake furniture out of it What kind ofchange it is?a) Physical changeb) chemical changec) No changed) none of these8. If we don't want a pipe to get rustwhat should we do?a) Paint the pipe b) cut itc) bent itd) none of these3) ExoConWatReleve2. Jyoty dissolves sugar in water.What kind of change it is?a) Physical changeb) chemical changec) no changed) none of these3. Jagdeep burns coal for cooking.What kind of change it is?a) Physical changeb) chemical changec) No changed) none of these9. If we form manure from leaves whatkind of change it is?a) Physical changeb) chemical changec) No changed) none of theseno10. Harjot had seen a brown layer on apiece of iron. Querying about which shecame to know it formed due to thereaction with humid air outside. What isthat substance?b) iron powderd) none of thesea) Ironc) Rust4. While burning a candle you haveseen melting wax. What kind of change itis?a) Physical changeb) chemical changec) No changed) none of these5.Akash saw that Black smithconverting a metal piece into a sheet byhitting with hammer. What kind of changeit is?a) Physical changeb) chemical changec) No changed) none of theseit?a) Carbon monooxisdeb) Calcium carbonatec) Calcium hydroxided) Calcium oxide6.After eating food Montu burp. Hismother told that his food is digested nowwhat kind of change it is?a) Physical changeb) chemical change12. While cooking food, Simran Sawsteam getting out of cooker. What kind ofchange it is?a) Physical changeb) chemical changec) no changed) none of these​