The SI standard of time is based on_____________...? Mcqs

✅ Correct Answer: E. none of these

✅ Correct Answer: Terrestrial Planets

✅ Correct Answer: Solid Carbon dioxide

✅ Correct Answer: Pulsar

✅ Correct Answer: Hardness

✅ Correct Answer: A class of nucleic acids

✅ Correct Answer: Fermentation

✅ Correct Answer: Evaporation (mixing) fog

✅ Correct Answer: smallest particle of an element which can undergo a chemical reaction

✅ Correct Answer: acid rain

✅ Correct Answer: Difference in crystalline Structure

✅ Correct Answer: Stratocumulus

✅ Correct Answer: Fibrous joint

✅ Correct Answer: metallic substances

✅ Correct Answer: Clostridium

✅ Correct Answer: Both A and B

✅ Correct Answer: Gamma rays

✅ Correct Answer: Seasonal reversal of winds

✅ Correct Answer: aerosol

✅ Correct Answer: Brain

✅ Correct Answer: Ice and dust

✅ Correct Answer: luminous intensity

✅ Correct Answer: Cadmium

✅ Correct Answer: 85 km, Exosphere, 690 km

✅ Correct Answer: Changes in the Earth’s Magnetic Field

✅ Correct Answer: ice sheet

✅ Correct Answer: Dobson