(question). Most plants have what that that go down into the soil to soak up water and minerals?
Options:
- (A) chemicals
- (B) alveoli
- (C) sodium
- (D) nails
- (E) feet
- (F) anchors
- (G) toes
- (H) an ion
(answer). Most plants grow roots down into the soil to absorb water and minerals. Anchors plants, absorbs water and minerals. Most plants have anchors that go down into the soil to soak up water and minerals.
The answer is (F)

(question). Which of the following do not grow using mitosis?
Options:
- (A) skin cells
- (B) genus
- (C) fungi
- (D) lung cells
- (E) blood cells
- (F) parasites
- (G) viruses
- (H) bacteria
(answer). Populations of viruses do not grow through cell division because they are not cells. Mitosis is cell division. Populations of viruses do not grow through mitosis because they are not cells.
The answer is (G)

(question). What do mammals use their body hair or fur to conserve?
Options:
- (A) food
- (B) energy
- (C) warm
- (D) warmth
- (E) strength
- (F) sunlight
- (G) water
- (H) health
(answer). Mammals conserve body heat with their hair or fur. Heat is emitted energy. Mammals conserve body energy with their hair or fur.
The answer is (B)

(question). What is the process of breaking down food into nutrients?
Options:
- (A) recycling
- (B) food processing
- (C) digestion
- (D) bacteria
- (E) eating
- (F) hydration
- (G) Dehydration
- (H) blender
(answer).
Digestion is the process of breaking down food into components the body can absorb. Nutrients are absorbed by the intestines and if the walls are coated, fewer nutrients are absorbed. Digestion is the process of breaking down food into nutrients.
The answer is (C)