1. Known as Sylvine-
A. NaClB. KClC. KNO3D. NaNO3
2. In which plant, embryo develops from unfertilized sperm?
A. TobaccoB. ChrysanthemumC. White lilyD. Lotus
3. Who invented the stethoscope? The passive form of the sentence is-
A. Who was invented the stethoscope?B. The stethoscope was invented who?C. By whom was the stethoscope invented?D. By who the stethoscope was invented? 3
4. What is the number of hydrogen bonds in each turn of DNA double helix?
A. 25 pairsB. 10 pairsC. 25D. 10
5. What is used to determine electromotive force and resistance?
A. PotentiometerB. Meter bridgeC. Post office boxD. Ammeter
6. Which one confirms heart failure?
A. Blood BNP testB. Troponin I testC. Coronary angiogramD. ECG