Logic of a solution: *Many consumers feed at more than one trophic level. Consumers include insects and animals. Many insects and animals feed at more than one trophic level.*
*(D)*
The original question: *What do many insects and animals feed at?
Options:
- (A) Something that makes plants green
- (B) only higher trophic levels
- (C) one consumer level
- (D) More than one trophic level.
- (E) organic matter
- (F) important habitats
- (G) Microscopic organisms
- (H) less than one trophic level*

Line 1: *Pneumonia may be caused by an infection or injury of the lungs. Lung injuries are treated with bronchodilatory treatment. Pneumonia can be treated with bronchodilatory treatment.*
*(C)*
Line 2: *What treatment can be used in treating pneumonia?
Options:
- (A) the respiratory system
- (B) a breathing mask
- (C) bronchodilatory treatment
- (D) aqueous solution
- (E) immunotherapy
- (F) radiation therapy
- (G) immune system
- (H) chemotherapy*

Logic of a solution: *Adult sponges are sessile. Polyps can be peduncular or sessile, and are usually viral in origin. Adult sponges have polyps.*
*(C)*
The original question: *What does an adult sponge have?
Options:
- (A) gills
- (B) Length
- (C) polyps
- (D) Energy.
- (E) alveoli
- (F) a cuticle
- (G) retina
- (H) Energy*

Line 1: *Producers use energy and inorganic molecules to make food. Leaves make food for the plant. Some producers have leaves to help use energy and inorganic molecules.*
*(A)*
Line 2: *Some producers use what physical feature to use energy and inorganic molecules?
Options:
- (A) leaves
- (B) sunlight
- (C) solar energy
- (D) sun
- (E) resevoir
- (F) chemicals
- (G) mitosis
- (H) trees*

Logic of a solution: *Producers make food from inorganic molecules. Decomposition is the breakdown of organic molecules into inorganic molecules. Decomposition helps producers make food.*
*(A)*
The original question: *What helps producers make food?
Options:
- (A) Decomposition.
- (B) heat energy
- (C) honeybees
- (D) Chemical energy
- (E) Electrical energy
- (F) animals
- (G) an electric stove
- (H) Power plants*

Logic of a solution: *Head hair is especially important in preventing heat loss from the body. Hypothermia Loss of body heat caused by exposure is called Hypothermia. Head hair is especially important in preventing hypothermia.*
*(D)*
The original question:
*Something that helps prevent hypothermia:
Options:
- (A) dehydration
- (B) freezing
- (C) water
- (D) head hair
- (E) cold
- (F) electricity
- (G) Exfoliation
- (H) sweating*