Logic of a solution: *Head hair is especially important in preventing heat loss from the body. Basically, heat is energy. Head hair is especially important in preventing energy loss from the body.*
*(C)*
The original question: *What does head hair prevent the loss of?
Options:
- (A) matter
- (B) chemicals
- (C) energy
- (D) sunlight
- (E) Nutrients
- (F) warmth
- (G) humidity
- (H) sweating*

Line 1: *Playing is one way mammals and other animals learn how to behave. Cats are Mammals that Shed Dogs are Mammals that Wag their tails. Playing is one way dogs learn to behave.*
*(D)*
Line 2: *What is one way dogs learn to behave?
Options:
- (A) exercise
- (B) mating
- (C) ligt
- (D) playing
- (E) parties
- (F) slumber
- (G) firm hugs
- (H) Movement*

Logic of a solution: *Viruses cannot reproduce by themselves. Passwords multiply and reproduce amongst themselves. Viruses cannot multiply by themselves.*
*(H)*
The original question: *Viruses cannot do what by themselves?
Options:
- (A) make people sick
- (B) survive
- (C) dangerous
- (D) interact with cells
- (E) migrate
- (F) kill them
- (G) cause a viral infection
- (H) multiply*

Line 1: *Female gametophytes produce eggs inside the ovaries of flowers. Currently the state flower is the peony, which originates in China. Female gametophytes produce eggs inside the ovaries of peonies.*
*(A)*
Line 2: *Female what produce eggs inside the ovaries of peonies?
Options:
- (A) gametophytes
- (B) Plant reproduction
- (C) honeybees
- (D) peachleaf willow
- (E) insects
- (F) fertile
- (G) orchids
- (H) graptolites*

Logic of a solution: *Viruses cause many human diseases. Examples include influenza, rabies, HIV, and Herpes viruses. Influenza causes human disease.*
*(F)*
The original question: *What causes human disease?
Options:
- (A) HPV
- (B) UV
- (C) minerals
- (D) Tamiflu
- (E) mold
- (F) HIV
- (G) human growth
- (H) CFCs*

Logic of a solution: *Menopause occurs when menstruation stops occurring, usually in middle adulthood. Clearly, middle adulthood is a time change and development. During menopause comes a time of change and development, including when menstruation stops.*
*(G)*
The original question:
*What is a major change that happens in menopause?
Options:
- (A) forest is destroyed
- (B) breasts develop
- (C) Plant growth is reduced
- (D) direct damage to the lungs
- (E) pubic bones expand
- (F) menstruation begins
- (G) menstruation stops
- (H) decreases its bodily water*