Which statement accurately describes the relationship between air pressure, air density, or altitude?
As altitude increases, pressure increases.
As altitude increases, air density increases.
Air pressure and density are lowest at sea level.
Denser air exerts more pressure than less dense air

desert perennials often survive by remaining dormant during dry periods of the year, then springing to life when water becomes available. most annual desert plants germinate only after heavy seasonal rain, then complete their reproductive cycle very quickly.

common management practices in dairy and poultry farming are: (i) proper shelter facilities and their regular cleaning. (ii) some basic hygienic conditions such as clean water, nutritious food, etc. (iii) animals are kept in spacious, airy, and ventilated place.

if you add everything up correctly you should get 69 i got this because 50 plus 19 is it