5001. Laughing gas has chemical composition of following two elements ?
✅ C. Nitrogen + Oxygen
Everyday Science MCQs – Page 251
5002. Who is the Father of Genetics?
✅ B. Gregor Mendel
5003. The main cause of floods in the river is_____?
✅ C. Deforestation
5004. Which of the following has the highest energy?
✅ B. gamma rays
5005. Vernal equinox of northern hemisphere in March marks season of _____ ?
✅ B. Spring
5006. The second most abundant metal found in the earth’s crust is________?
✅ B. Silicon
5007. What is a mixture of Potassium Nitrate Powdered Charcoal and Sulphur called?
✅ C. Gun Powder
5008. The alcohol used in the preparation of dynamite is___?
✅ A. glycerol
5009. Study of the Universe is known as______?
✅ A. Cosmology
5010. Which of the following is not a mosquito born disease?
✅ C. Sleeping sickness
5011. During a total solar eclipse there is most likely to be________?
✅ B. A decrease in the rate of photosynthesis
5012. Who first measured the velocity of light?
✅ C. Ole Roemer
5013. Edward Genner discovered ‘vaccine’ in______?
✅ B. 1796
5014. Dead red blood corpuscles are stored in_______?
✅ A. Spleen
5015. Eletromagneticism is the branch of______?
✅ A. Physics
5016. How many Calories are there in 100 grams Natural Honey?
✅ C. 304
5017. The deficiency of vitamin K causes ___ ?
✅ D. Blood clotting disorder
5018. Which of the following is not a mammal?
✅ B. Fish
5019. Which of the following is both endocrine and exocrine gland?
✅ A. pancreas
5020. Diameter of Sun is________?
✅ C. 14 Lakh kms