Which of these is an example of a hypothesis? a. observe a plant kept in the dark. b. wonder why plants grow well in sunlight. c. leaves may change color due to tempature. d. add different quantities of water to three potted plants.

Match each description to the appropriate biome. tropical savanna desert tropical rain forest taiga tundra has sparse vegetation and very cold temperatures located near the equator and contains trees that form dense canopy layers is very hot and dry, and has plants that need little water has cold winters, heavy snowfall and is dominated by conifers has warm temperatures and is dominated by grasses

The carbon cycle is best defined as a process in which a. carbon changes from inorganic forms to organic forms and back b. carbon is changed into other elements such as oxygen or nitrogen c. carbon is continually created from the sun’s energy by plants d. carbon is consumed and regenerated from other elements such as oxygen and nitrogen

Which zone within the open-ocean zone is home to the most organisms? deep zone surface zone intertidal zone transition zone