Ans: (H)
Question: Diverse hydrophobic molecules may consist of what type of acids?
Options:
- (A) Acids
- (B) solutes
- (C) watery
- (D) three
- (E) cell
- (F) rings
- (G) dry
- (H) fatty
CoT: Lipids may consist of fatty acids alone, or they may contain other molecules as well. Lipids Lipids are diverse hydrophobic molecules. Diverse hydrophobic molecules may consist of fatty acids alone.

Ans: (H)
Question: Most of what kind of animal have good eyesight and a good sense of smell?
Options:
- (A) have a positive impact on the environment
- (B) members of their own species
- (C) Something that makes plants green
- (D) passenger pigeons
- (E) Something with a head, thorax, and abdomen
- (F) Something that is self-aware
- (G) competing for resources
- (H) animals in the class reptilia
CoT: Most reptiles have good eyesight and a keen sense of smell. Reptilia contains over 7800 entries on numerous species of reptiles. Most animals in the class reptilia have good eyesight and a keen sense of smell.

Ans: (E)
Question: What can slowly dissolve carbon in sedimentary rock?
Options:
- (A) hydrocarbons
- (B) acetic acid
- (C) precipitation
- (D) evaporation
- (E) rivers and streams
- (F) puddles
- (G) ponds
- (H) nitrogen
CoT: Flowing water can slowly dissolve carbon in sedimentary rock. Rivers and streams are bodies of fresh, flowing water. Rivers and streams can slowly dissolve carbon in sedimentary rock.

Ans: (H)
Question: What does an animal like a mollusk lack that many other animals have?
Options:
- (A) sensory neurons
- (B) Energy.
- (C) Bodily water
- (D) kinetic energy
- (E) alveoli
- (F) the skin
- (G) an organism's body
- (H) spinal column
CoT: Mollusks are invertebrates such as the common snail. Invertebrates are animals who lack a backbone or spinal column. Mollusks are animals who lack a backbone or spinal column.