Which topic would an astronomer most likely research?

formation of hurricanes
formation of coral reef ecosystems
formation of mountains on Earth
formation of canyons on Mars

As , plants meet their needs for making food from air, soil, water, and the sun's energy in a process called there are plants called grow high in trees without here are words to put in the blanks. 1.) producers 2.) consumers 3.) chloroplasts 4.) epiphytes

Recommend a strategy for incorporating sustainable human activity into a tropical rain forest biome.

The basic types of tissue in the human body are