The enzyme that hydrolyzes urea into ammonia and CO₂ is: MCQ with Answer and Explanation

Explanation:
Greenhouse gases absorb outgoing infrared radiation from Earth, trapping heat and warming the atmosphere. Ozone absorbs UV; global warming is primarily IR.

Explanation:
Ammonium chloride sublimes on heating; it converts directly from solid to vapor, leaving behind common salt. The vapors can be condensed on a cold surface to obtain solid NH₄Cl. This method works for any mixture where one component sublimes and the other does not.

Explanation:
Antoine Lavoisier, an 18th-century French chemist, is widely considered the father of modern chemistry. He transformed chemistry from a qualitative to a quantitative science, established the law of conservation of mass, debunked the phlogiston theory, and helped reform chemical nomenclature.