3841. Which of the following is a substance?
✅ D. Graphite
Everyday Science MCQs – Page 193
3842. In whole Periodic Table which element Is Most Reducing Agent ?
✅ A. lithium
3843. When we sleeps blood pressure________?
✅ A. Decreases
3844. The discovery of neutron became very late because __ ?
✅ B. It does not carry any charge
3845. Ozone layer prevents ____ radiation from entering the atmosphere?
✅ A. Ultraviolet
3846. “Elephant” large unit of paper measurement equal to 28 by_____
✅ B. 23 inches
3847. Name the Scientist who stated that matter can be converted into energy?
✅ A. Einstein
3848. In a fission nuclear reaction , a heavy nucleus breaks up into smaller nuclei whereas in another nuclear reaction two or more than two possibly nuclei are fused to form a heavy nucleus This nuclear reaction is called ?
✅ D. Fusion nuclear reaction
3849. Enology is the study of_______?
✅ B. Wine
3850. If you have “caries” then which doctor you have consult?
✅ C. Dentist
3851. One of the following countries produces maximum energy from atomic reactors?
✅ A. USA
3852. UPS is now widely use in households. What does UPS stands for ?
✅ D. Uninterruptible Power Supply
3853. The term ‘Blue Shift’ is used to indicate?
✅ B. Doppler effect in which an object appears bluer when it is moving towards the observer or observer is moving towards the object.
3854. Which law states that the rate of the effusion of a gas is inversely proportional to the square root of its density?
✅ B. Graham's Law
3855. “Gastric juice” is a secretion of the glands present in___?
✅ C. Stomach
3856. Reptiles hibernate during__?
✅ A. Winter
3857. Which blood cells are called ‘Soldiers’ of the body?
✅ B. White Blood Cells
3858. What sub-class of neutron star is known for its extremely high magnetic field?
✅ B. Magnetar
3859. Spring tides occur on new moon and full moon days because on these days________?
✅
3860. Insulin drug was discovered by_______?
✅ C. Sir Frederick Grant Banting