Line 1: *Oxygen is essential for cellular respiration for all aerobic organisms. Cellular respiration is a requirement for life. Oxygen is a requirement for life.*
*(F)*
Line 2: *Which is a requirement for life?
Options:
- (A) glucose
- (B) hydration
- (C) sunlight
- (D) scandium
- (E) recovery
- (F) oxygen
- (G) uranium
- (H) radon*
Logic of a solution: *Sponges are a source of food for many species of fish. Most sponges are sessile. Sessile organisms can be a source of food for many species of fish.*
*(E)*
The original question: *What can be a source of food for many species of fish?
Options:
- (A) Fully cooking the oysters
- (B) Organic compounds
- (C) beef
- (D) fishing poles
- (E) sessile organisms
- (F) barnacles
- (G) grass
- (H) gastropod shells*
Line 1: *Courtship is behavior that is intended to attract a mate. Assortative mating is the mating of individuals that are phenotypically similar. Courtship is the behavior of attracting something that is phenotypically similar to the seeker.*
*(H)*
Line 2: *What is the behavior of attracting something that is phenotypically similar to the seeker called?
Options:
- (A) an object
- (B) stalking
- (C) jealousy
- (D) nonverbal communication
- (E) ducks
- (F) animals
- (G) orchids
- (H) courtship*
Logic of a solution: *Energy is passed up a food chain or web from lower to higher trophic levels. Plants represent the first trophic level. Energy is passed up a food chain from plants.*
*(H)*
The original question: *What passes energy up the food chain to adult vegans?
Options:
- (A) cows
- (B) animals
- (C) Batteries.
- (D) chickens
- (E) Power companies.
- (F) glucose
- (G) Humans.
- (H) Plants.*
Line 1: *Caecilians can be found in moist soil near rivers and streams in tropical regions. Salamanders, frogs, toads, caecilians Class Reptilia. Reptilians can be found in moist soil near rivers and streams in tropical regions.*
*(H)*
Line 2: *What can be found in moist soil near rivers and streams in tropical regions?
Options:
- (A) storing water
- (B) a fish
- (C) insects
- (D) Most plants
- (E) shrub beds
- (F) bioaerosols
- (G) ferns
- (H) reptilians*
Line 1: *Glucose is used for energy by the cells of most organisms. Glucose, the sugar the body uses for fuel, is stored as glycogen. Sugar is used for energry by the body is stored as glycogen.*
*(F)*
Line 2:
*What is sugar stored as by the body?
Options:
- (A) heat energy
- (B) sun's heat
- (C) A drug.
- (D) A kernel
- (E) energy
- (F) glycogen
- (G) lmestone
- (H) Hemoglobin*