Chemistry Pyrethrin used in mosquito coil is obtained from An insect A seed plant A bacterium A fungus An insect A seed plant A bacterium A fungus 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 Silicon Caesium Tin Thallium Silicon Caesium Tin Thallium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to iodise common salt ? Iodine Potassium iodate Sodium iodide Potassium iodide Iodine Potassium iodate Sodium iodide Potassium iodide ANSWER DOWNLOAD EXAMIANS APP
Chemistry A thick paste of cement, sand and water is called Kiln R.C.C. Mortar Concrete Kiln R.C.C. Mortar Concrete ANSWER DOWNLOAD EXAMIANS APP