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