Line 1: *Arteries generally carry oxygen-rich blood. Blood is a liquid organ. Arteries carry oxygen rich liquid.*
*(G)*
Line 2: *What do arteries carry in the body?
Options:
- (A) solids
- (B) antimatter
- (C) glucose
- (D) gases
- (E) Air
- (F) expelled
- (G) liquid
- (H) oxygen*
Logic of a solution: *Animals adapt to cold temperatures. And in winter it s very cold. In winter animals can adapt.*
*(E)*
The original question: *What do animals try do in winter?
Options:
- (A) shed fur
- (B) expand
- (C) ligt
- (D) rest
- (E) adapt
- (F) use an adapter
- (G) survive
- (H) die*
Line 1: *Competition may lead to aggressive behaviors or displays of aggression. Aggressive behavior is often first recognized as bullying behavior. Competition can result in bullying.*
*(E)*
Line 2: *What can lead to bullying?
Options:
- (A) Cooperation
- (B) Isolation
- (C) Damaged hearing
- (D) Perfection
- (E) Competition
- (F) negative
- (G) smoking tobacco
- (H) heat or cold*
Logic of a solution: *Marine species live mainly in shallow coastal waters. All species are aquatic, most are marine. Aquatic species live mainly in shallow coastal waters.*
*(D)*
The original question: *What kind of species of animals mainly live in waters?
Options:
- (A) water plants
- (B) warm-blooded
- (C) colder and wetter
- (D) aquatic animals
- (E) aviary species of animals
- (F) objects that have mass
- (G) It helps them survive
- (H) kindom animalia*
Line 1: *Amphibians have a relatively complex circulatory system with a three-chambered heart. All frogs are amphibians. Frogs have a three-chambered heart.*
*(F)*
Line 2: *Frogs have a _-chambered heart.
Options:
- (A) alveoli
- (B) organ
- (C) ovaries
- (D) oxygen
- (E) edible
- (F) three
- (G) nektar
- (H) CO 2*
Line 1: *Mammals generate heat mainly by keeping their metabolic rate high. And resting metabolic rate is a big contributor to calories burning. Mammals generate heat mainly by burning calories.*
*(E)*
Line 2:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
*Mammals generate heat mainly by what?
Options:
- (A) hugging mammals
- (B) calorie counting
- (C) with their fur
- (D) energy of moving objects
- (E) burning calories
- (F) sweating
- (G) selling fur coats
- (H) flow of electrons*