question: What can have motility?
Options:
- (A) Small things with a microscope
- (B) gastropod shells
- (C) members of their own species
- (D) one celled organisms
- (E) Something to move
- (F) mitochondria
- (G) rocks
- (H) intestines
answer: Most protists have motility. Protists are one celled organisms. One celled organisms can have motility.
The answer is (D)

question: Soil can be depleted of a thing that fertilizers can what to soil?
Options:
- (A) grow
- (B) add
- (C) loss
- (D) pH
- (E) harm
- (F) corn
- (G) peat
- (H) kill
answer: Soil can be depleted of nutrients. Fertilizers add nutrients to the soil. Soil can be depleted of what fertilizers can add to soil.
The answer is (B)

question: What can regrow sections that they have lost?
Options:
- (A) leeches
- (B) alveoli
- (C) crocodiles
- (D) vegetation
- (E) a fish
- (F) bacteria
- (G) barnacles
- (H) sharks
answer: Annelids have the amazing capacity to regrow segments that break off. Annelids include earthworms and leeches. Leeches have the amazing capacity to regrow segments that break off.
The answer is (A)

question: What is the euphrates larger than?
Options:
- (A) ocean
- (B) planet
- (C) trees
- (D) sea
- (E) Inches
- (F) Sediment
- (G) stream
- (H) Length
answer:
Rivers are usually larger than streams. And the fourth river is the Great River, the river Euphrates. The Euphrates is larger than a stream.
The answer is (G)