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