If roundworms make important contributions to soils, then where are roundworms useful in an ecosystem? Answer choices: - killing animals - soils - fields - bacteria - eating plants - wetland - food - alveoli
soils

(Question)
If aporcupine will extend it's quills when a fisher displays threatening behavior, then what will a porcupine do when it feels a fisher is displaying threatening behavior? Answer choices: - bite the fisher - decreases its bodily water - Change colors - extend it's quills - kill them - the body's largest organ - back away - fight the fisher
(Answer)
extend it's quills

Ques: If plants have specialized reproductive tissues, then plants have specialized tissues for what? Answer choices: - reproduction - muscles - bone - important habitats - health - food and shelter - skeleton - survival
Ans: reproduction

(Q).
If mammals have a layer of fat under the skin to help keep the body warm in a variety of climates, then mammals have a layer of fat under the skin to help keep the body warm in what? Answer choices: - cozy cabins - by keeping them warm - warm areas - a variety of climates - In the winter - heat or cold - the environment - sunny places
(A).
a variety of climates

Ques:If fish eat foods with varied life cycles, then fish eat foods with varied what? Answer choices: - life cycles - salt and water. - Chemical energy - energy usage - fats - kinetic energy - nutrition - protein

Ans:life cycles

Question: If lack of snow causes drought, then what does lack of snow cause? Answer choices: - erosion - cold - drought - flooding - cracking - freezing - friction - tundra
Answer:
drought