(Question)
Landfills have a negative impact on the environment, and less garbage goes into landfills. Given these facts, what effect would less garbage have on the environment among the following options: - It decreases - lowered energy cost - an unknown effect - no effect - protect them - a better effect - reduced heat - a worse effect
(Answer)
a better effect

(Question)
Aplant requires photosynthesis to grow, and leaves are the main sites of photosynthesis. Given these facts, what does a plant need to grow among the following options: - Glucose - Echinoids - Energy. - leaves - seeds - nutrients - energy - sunlight
(Answer)
leaves

(Question)
Macroevolution is evolution over geologic time above the level of the species, and geologists break time down into geologic time units called eras . Given these facts, when does macroevolution over eras occur among the following options: - relocation - colder and wetter - in a few years - permineralization - over eras of time - within a lifetime - Continents drifting - in minutes
(Answer)
over eras of time