4841. Which of the statements to about the Troposphere is not true?
✅ D. It is about 350 km thick
Everyday Science MCQs – Page 243
4842. Color of the glow produced in the discharge tube:
✅ C. depends on the gas used in the discharge tube
4843. What is the temperature at the center of the Sun?
✅ C. 15 million °C
4844. The autonomic nervous system innervates all of these except?
✅ A. Skeletal muscles
4845. Heating element of an electric heater is made up of______?
✅ D. Nichrome
4846. A pulsar is a rapidly spinning neutron star which emits:
✅ A. Radio waves detectable from Earth
4847. The biggest planet in our solar system is______?
✅ C. Jupiter
4848. One of these scientists formulated basic laws of Geometry?
✅ B. Pythagorus
4849. In 2013, Planck measured the age of the universe at ______?
✅ B. 13.82 billion years
4850. The three elements needed for healthy growth of plants are _____?
✅ B. N, P, K
4851. Cobalt is a material which is ?
✅ B. Strongly attracted by a magnet
4852. Which gas is used to extinguish fire?
✅ C. Carbon Dioxide
4853. Which of the following science is considered “mother of all sciences”?
✅ A. Mathematics
4854. In humans , most nutrient molecules are absorbed by the ?
✅ B. Small intestine
4855. Medulla oblongata is a part of human ______?
✅ A. Brain
4856. The atmospheric greenhouse effect is produced mainly by the ________?
✅ C. Absorption and re-emission of infrared radiation by the atmosphere
4857. Pig iron is also called___?
✅ B. Cast iron
4858. Chronometer is invented by___?
✅ D. John Harrison
4859. Red blood cells are produced in____?
✅ D. Bone-marrow
4860. Chemical formula for Water is __ ?
✅ A. H2O