Ques:[What do many plants do to respond to the shorter days in fall?
Options:
- (A) go through a resting period
- (B) changing the phase
- (C) Release energy
- (D) Generating heat
- (E) produce more pollen
- (F) colder and wetter
- (G) grow taller
- (H) make more chlorophyll]
Ans:[Many plants respond to the days growing shorter in the fall by going dormant. Plants can be divided at any time, although the dormant or rest period is best. Many plants respond to the days growing shorter in the fall by going through a rest period.
(A)]

Ques:[Mutations are what to evolution?
Options:
- (A) Plants growth
- (B) essential
- (C) optional
- (D) competition
- (E) dangerous
- (F) non essential
- (G) voluntary
- (H) allow growth]
Ans:[Mutations are essential for evolution to occur. When that occurs, several things happen. Mutations are essential for evolution happen.
(B)]

Ques:[What do male dogs use in urine to mark their territory?
Options:
- (A) Natural aphrodisiacs
- (B) competing for resources
- (C) Tails
- (D) Urine cleaner
- (E) Something coming from a gland
- (F) Chemical energy
- (G) an area swollen with pus
- (H) Chew toys]
Ans:[Male dogs use pheromones in urine to mark their territory. Pheromones are natural aphrodisiacs. Male dogs use natural aphrodisiacs in urine to mark their territory.
(A)]

Ques:[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]
Ans:

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
[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.
(E)]