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