Vani said, 'The mango tree is like an open umbrella.' Which of the following process skills have been used by Vani in this statement? A. Observation B. Comparison C. Decision-making D. Imagination

Prolonged occupational exposure to excessive noise from heavy machinery without hearing protection causes noise-induced hearing loss. Excess noise is categorized as a:

Long-term exposure to indoor air pollutants, such as smoke from burning biomass fuels, significantly increases the risk of developing chronic respiratory conditions like: