(Q).
If rhizobial bacteria converts nitrogen into a fertilizer for plants, then what does rhizobial bacteria do for plants? Answer choices: - Converts oxygen - nutrients - Converts h2o - Converts nitrogen - Regrows it - hydrate their cells - Converts methane - competing for resources
(A).
Converts nitrogen

(Q).
If cars have a negative impact on the environment, then what has a negative impact on the environment? Answer choices: - Acids - bikes - cars - birds - mines - skates - wind - guns
(A).
cars

(Q).
If fog is formed when air cools, then fog is formed when? Answer choices: - summer end - evaporation - Winter - movement - air cools - Wet weather - rainy - dry and hot
(A).
air cools