HEL can someone draw a food web using these organisms bears, snakes, sharks, duck and crawfish and moutain lions. will mark brainlist

Secondary pollutants are more harmful than primary pollutants. select the best answer from the choices provided ot of

Cells destroy body cells infected by a virus or bacteria.

Aquaternary consumer species would be expected to have a smaller population than a secondary consumer species. select the best answer from the choices provided t f