Ques and Ans: What is important for the chemical equilibrium of the body?
Options:
- (A) sleep
- (B) exercise
- (C) hydration
- (D) dish soap
- (E) eyesight
- (F) hormones
- (G) detergent
- (H) glucose
(F)
Logic for the answer: Hormones control many cell activities, so they are very important for homeostasis. Homeostasis is the chemical equilibrium of the body. Hormones are very important for the chemical equilibrium of the body.

Ques and Ans: What do plants respond to?
Options:
- (A) Energy.
- (B) heat produced
- (C) Chemical energy
- (D) sun's heat
- (E) the environment
- (F) heat energy
- (G) Sulfur dioxide
- (H) temperature
(H)
Logic for the answer: Plants respond to daily and seasonal cycles and to disease. Temperature follows a seasonal cycle. Plants respond to temperature.

Ques and Ans: What type of water do sea tigers live in?
Options:
- (A) warm-blooded
- (B) survival
- (C) Frozen
- (D) liquid
- (E) Salt water
- (F) Fresh
- (G) Absorb light
- (H) Evaporated
(E)
Logic for the answer: Marine biomes are found in the salt water of the ocean. Another animal that lives within the Marine Biome is a sea tiger. Sea tigers live in salt water.

Ques and Ans: What are mollusks used for?
Options:
- (A) a herbivore diet
- (B) survival
- (C) a vegetarian diet
- (D) Converting waste.
- (E) Catch prey
- (F) an omnivore diet
- (G) an egg diet
- (H) animal transport
(F)
Logic for the answer:
Mollusks are a major food source for other organisms, including humans. Many organisms are omnivores with variable diets. Humans have variable diets and some consume mollusks as a major food source.