*Question*
Landfills have a negative impact on the environment, and recycling cuts down on landfill. Given these facts, how does recycling impact the environment among the following options: - has absolutely no impact - makes the environment wetter - Is a negative impact - lowered energy cost - reduces negative impacts - animals with backbones - reducing acid rain - Riding a bike
**Answer**
reduces negative impacts

*Question*
Aairplane is used for moving people across bodies of water, and airplanes are responsible for air, noise, and water pollution. Given these facts, what pollutes the environment among the following options: - bacteria - airplanes - deforestation - moon - sun - cells - Smoking - flooding
**Answer**
airplanes

*Question*
Chloroplasts contain the green pigment chlorophyll, and chloroplasts Chloroplasts serve as the site of photosynthesis. Given these facts, the site of what contains the green pigment chlorophyll among the following options: - orchids - fertile - peachleaf willow - In their leaves - photosynthesis - Most plants - an organism's body - swamp vegetation
**Answer**
photosynthesis

*Question*
Aflower 's purpose is to produce seeds, and animals eat the seeds and their stomach acids weaken the seed coat. Given these facts, what would an animal use flowers for among the following options: - decorations - painting - nectar - smelling - Food - taste - mating - pollen
**Answer**
Food