(Q).
If soil can be depleted of what fertilizers can add to soil, then soil can be depleted of a thing that fertilizers can what to soil? Answer choices: - grow - add - loss - pH - harm - corn - peat - kill
(A).
add

(Q).
If protection and humidity is important for plants, then what are two things that are important for plants? Answer choices: - organic material - Bubbles and soap - Humidity and protection - excretory structures - Sand and rocks - Darkness and cool winds - food and shelter - genetic diversity
(A).
Humidity and protection

(Q).
If light allows us to see fine details, then what does light allow us to see? Answer choices: - darkness - microscopic - peachleaf willow - Strange matter - quarks - focusing a lens - Fine details - an electron lens
(A).
Fine details