Ques: If biomes that have suffered mainly from pollution have water that contains little or no salt, then biomes that have suffered mainly from pollution have water that contains little or no what? Answer choices: - Toxins - CO 2 - liquid - salt - Lead - Carbon - Acids - sulfur
Ans: salt

Ques: If vertebrate chordates have a vertebrae, then what kind of animal is classified as having a vertebrae? Answer choices: - it keeps an organism warm - invertebrate - vertebrate chordate - gastropod shells - the body's largest organ - remains of prehistoric life - hard boned animals - roundworm
Ans: vertebrate chordate

Ques: If movement of tectonic plates causes the ground to shake, then the ground shakes as a result of the movement of what? Answer choices: - Earth's core - Electrical energy - tectonic plates - kinetic energy - vehicles - electromagnetic energy - earth - magnetics
Ans: tectonic plates

Ques: If creatures will move to another habitat if there is little food, then what needs to be lacking for a creature to change habitat? Answer choices: - warmth - inedible plants - wind - oxygen - nektar - food - O2 - dirt
Ans:
food