Test SeriesFree PYQsExamsPricing

JEE Main Chemistry question

ChemistryThe p-Block ElementsJEE Main

The oxygen present today in the atmosphere:

Answer: (A)

Solution

Atmospheric built up gradually over geological time through photosynthesis by early photosynthetic organisms and plants, consuming

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-142026