Family pedigrees are based on scientific evidence that is described by

In a simple food chain, small fish eat algae; bigger fish eat the smaller fish; bears eat the bigger fish. Using the above scenario, which of these would have the largest amount of available energy? Grass Grasshopper Snake Hawk

Explain why a pot plant will soon start to visit when it is kept in a sunny window sill.

True or false : an ecological hotspot is a place where there is very little danger to the habitat and species extinction

What does it mean to say that pigweed is resistant to herbicide?

As mrs. f stands up%liver damage causes a wide variety of signs and symptoms, but they can usually be clearly predicted from decreased liver functions. just to make sure you remember, sort mrs.

Which of the following are autotrophs? Choose all that apply. a) grasshopper b) cow c) fungi d) grass e) wheat f) algae

What do heating systems, cooling systems, and heat engines have in common? They deactivate thermal energy. They create thermal energy. They destroy thermal energy. They transfer thermal energy.

John tyndall discovered that intermittent boiling (cycles of heating and cooling) can kill bacterial endospores. this is a result of

Which of the following is a nonrenewable resources? oil gas coal all of the above

Produced when vaporized particles collide with the walls of a sealed container.