Which part reaches earth, longer wavelength infrared or shorter wavelength infrared

What came first egg or chicken? and is tomato a vegetable or a fruit?

In which case would a scientist choose to use a dissecting microscope rather than a compound microscope

Legumes, a type of plant, require rhizobia, a type of soil bacteria, to survive since these organisms fix nitrogen during photosynthesis. rhizobia use the legumes for food. what would most likely happen to the legume population if rhizobia suddenly became extinct?