Logic of a solution: *Mammals conserve body heat with their hair or fur. Basically, heat is energy. Mammals conserve energy with their hair or fur.*
*(C)*
The original question: *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*

Line 1: *Echinoderms have a unique water vascular system with tube feet. Echinoderms in the diorama include the crinoids and blastoids. Blastoids have a unique water vascular system with tube feet.*
*(B)*
Line 2: *What has a water vascular system with tube feet?
Options:
- (A) humans
- (B) blastoids
- (C) bushes
- (D) orchids
- (E) Most plants
- (F) ferns
- (G) bacteria
- (H) the Sun*

Logic of a solution: *Touch is the ability to sense pressure. Therapeutic touch can activate the clients inherent healing ability. The ability to sense pressure on the body can help clients to heal.*
*(B)*
The original question: *What can help clients to heal?
Options:
- (A) high pitched tones
- (B) pressure on the body
- (C) Veins and arteries.
- (D) looseness of dirt or compost
- (E) reusing materials
- (F) recovery time from fatigue
- (G) smelling pungent smells
- (H) staring at bright objects*

Line 1: *Chordates have a complete digestive system and a closed circulatory system. All chordates are vertebrates. Vertebrates have a complete digestive system and a closed circulatory system.*
*(C)*
Line 2: *What do all vertebrates have?
Options:
- (A) sensory neurons
- (B) characteristics
- (C) a complete digestive system
- (D) Veins and arteries.
- (E) sub-units of species
- (F) wings and feathers
- (G) gills
- (H) gizzard*

Logic of a solution: *Amphibians have sense organs to smell and taste chemicals. Lizards use their tongues as sense organs. Lizards are able to use their tongues to taste.*
*(A)*
The original question: *What are lizards able to use their tongues to do?
Options:
- (A) taste
- (B) arrange their nest
- (C) noise
- (D) measure prey length
- (E) smell the color of organs
- (F) snort
- (G) breathe
- (H) vibrate*

Logic of a solution: *Marine biomes are found in the salt water of the ocean. Largest of the oceans on Earth is the Pacific Ocean . You can find marine biomes in the Pacific.*
*(B)*
The original question:
*Where can you find marine biomes?
Options:
- (A) Lake Michigan
- (B) The Pacific
- (C) Absorb light
- (D) complex
- (E) the environment
- (F) The Amazon
- (G) The Missisippi
- (H) salt and water.*