Logic of a solution: *Most salamanders use their sense of smell to find a mate. Salamanders are a type of amphibian. Some amphibians use their sense of smell to find a mate.*
*(C)*
The original question: *What organism uses their sense of smell to find a mate?
Options:
- (A) fur seals
- (B) bears
- (C) Amphibians
- (D) Fish
- (E) mammals
- (F) Butterflies
- (G) rabbit
- (H) Honey smelling bees*
Line 1: *Zooplankton are tiny animals that feed on phytoplankton. Many zooplankton are crustaceans. Some crustaceans feed on phytoplankton.*
*(A)*
Line 2: *Some crustaceans feed on
Options:
- (A) phytoplankton
- (B) fungi
- (C) refraction of light
- (D) heat energy
- (E) an organism's body
- (F) carbon
- (G) algae
- (H) salt and water.*
Logic of a solution: *Most carcinogens cause cancer by producing mutations in DNA. DNA DNA is deoxyribonucleic acid. Most carcinogens cause cancer by producing mutations in dexyribonuclein acid.*
*(B)*
The original question: *Most carcinogens can cause cancer by causing mutations to what?
Options:
- (A) that material's properties
- (B) dexyribonucleic acid
- (C) Veins and arteries.
- (D) Chlorophyll
- (E) harmful substances
- (F) properties
- (G) a lot of human deaths
- (H) characteristics*
Line 1: *Earthworms are important deposit feeders that help form and enrich soil. Earthworms by Casey Earthworms are invertebrates. Invertebrates can be deposit feeders.*
*(D)*
Line 2: *Invertebrates can be what?
Options:
- (A) people
- (B) scarce resources
- (C) vertebrates
- (D) deposit feeders
- (E) Catch prey
- (F) major threat to health
- (G) more abundant
- (H) planets*
Logic of a solution: *Plants detect and respond to the daily cycle of light and darkness. Diurnal cycles Diurnal cycles are the daily cycles of light and darkness. Plants detect and respond to diurnal cycles.*
*(D)*
The original question: *What is the name of the light cycle that plants detect?
Options:
- (A) photons
- (B) three
- (C) Summer
- (D) diurnal
- (E) autumn
- (F) Energy.
- (G) Energy
- (H) sunlight*
Logic of a solution: *Cartilage is a tough tissue that contains a protein called collagen. Membranes attached to the cricoid cartilage . Cricoid is a tough tissue that contains a protein called collagen.*
*(F)*
The original question:
*What does cricoid contain?
Options:
- (A) Bodily water
- (B) cellulum
- (C) cellulite
- (D) Energy
- (E) hydrocarbons
- (F) cellulose
- (G) cellular
- (H) layers of fat*