Line 1: *Annelids are worms such as the familiar earthworm. Annelids have bodies that are segmented. The familiar earthworm has a segmented body.*
*(B)*
Line 2: *Earthworm bodies are:
Options:
- (A) fertile
- (B) segmented
- (C) migrate
- (D) allow growth
- (E) revolving
- (F) more abundant
- (G) Loose
- (H) Absorb light*
Logic of a solution: *Mollusks are a major food source for other organisms, including humans. Mollusks are invertebrates and are no exception. Intervertebrates are a major food source for other organisms, including humans.*
*(D)*
The original question: *What is a major food source for humans?
Options:
- (A) poison dart frogs
- (B) honeybees
- (C) barnacles
- (D) intervertebrates
- (E) other humans
- (F) photosynthesis
- (G) the body's largest organ
- (H) Most plants*
Line 1: *Amphibians have sense organs to smell and taste chemicals. Smell and taste belong to our chemical sensing system. Amphibians have a chemical sensing system.*
*(D)*
Line 2: *Amphibians have what sort of sensing system?
Options:
- (A) strong
- (B) retina
- (C) four limbs
- (D) chemical
- (E) mechanical
- (F) the eyes
- (G) nerves
- (H) heat or cold*
Logic of a solution: *Flowers attract animal pollinators. Bees are effective pollinators. Flowers attract bees.*
*(E)*
The original question: *Bees are attracted to?
Options:
- (A) plant life
- (B) tree bark
- (C) orchids
- (D) plants
- (E) flowers
- (F) plant stems
- (G) shrub leaves
- (H) bushes*
Line 1: *Nephrons are the structural and functional units of the kidneys. Each nephron has a glomerulus. Glomerulus is part of the kidney structure.*
*(B)*
Line 2: *What is part of the kidney structure?
Options:
- (A) thorax
- (B) glomerulus
- (C) organ
- (D) arteries
- (E) layers of fat
- (F) more abundant
- (G) pancreas
- (H) urine*
Line 1: *Some viruses can cause cancer. Human papillomavirus, or HPV, is the name of a group of viruses. HPV can cause cancer.*
*(C)*
Line 2:
*What can hpv cause?
Options:
- (A) a hazard
- (B) harm
- (C) cancer
- (D) sweating
- (E) heightened abilities
- (F) anemia
- (G) good health
- (H) comfort*