[[Ques]]: What kind of animals conserve energy with their hair or fur?
Options:
- (A) fur
- (B) bears
- (C) mammals
- (D) sweating
- (E) frogs
- (F) cactus
- (G) goats
- (H) humans
[[Ans]]: [Mammals conserve body heat with their hair or fur. Basically, heat is energy. Mammals conserve energy with their hair or fur.]
[(C)]

[[Ques]]: What generally carries something bright red?
Options:
- (A) bears
- (B) veins
- (C) arteries
- (D) mammals
- (E) nerves
- (F) fur seals
- (G) Cars
- (H) bones
[[Ans]]: [Arteries generally carry oxygen-rich blood. Oxygen-rich blood is bright red. Arteries generally carry something bright red.]
[(C)]

[[Ques]]: What grows into the soil to absorb water and minerals?
Options:
- (A) NaCl
- (B) vegetation
- (C) burrs
- (D) Trees
- (E) grass
- (F) Carrots
- (G) Conifers
- (H) potatoes
[[Ans]]:
[Most plants grow roots down into the soil to absorb water and minerals. Beets and carrots are the roots of plants. Most carrots grow down into the soil to absorb water and minerals.]
[(F)]