Chemistry Pyrethrin used in mosquito coil is obtained from A seed plant A fungus An insect A bacterium A seed plant A fungus An insect A bacterium ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is a common name for the substance which irritates lachrymal glands ? Tear Gas Anaesthetic Gas Laughing Gas Noble Gas Tear Gas Anaesthetic Gas Laughing Gas Noble Gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry The material used in solar cells contains Tin Silicon Thallium Caesium Tin Silicon Thallium Caesium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to iodise common salt ? Potassium iodate Iodine Sodium iodide Potassium iodide Potassium iodate Iodine Sodium iodide Potassium iodide ANSWER DOWNLOAD EXAMIANS APP
Chemistry A thick paste of cement, sand and water is called R.C.C. Mortar Concrete Kiln R.C.C. Mortar Concrete Kiln ANSWER DOWNLOAD EXAMIANS APP