Logic of a solution: *Wetlands are extremely important biomes. Biomes are global ecosystems. Wetlands are extremely important global ecosystems.*
*(B)*
The original question: *Wetlands are extremely important
Options:
- (A) water conservation
- (B) global ecosystems
- (C) Desert Ecosystem
- (D) Terrestrial ecosystems
- (E) important habitats
- (F) the environment
- (G) food and shelter
- (H) Forest Ecosystems*

Line 1: *Male dogs use pheromones in urine to mark their territory. Males produce 'pheromones' to attract females. Male dogs use something that attracts females in urine to mark their territory.*
*(B)*
Line 2: *What does the substance that male dogs have in urine to mark their territory do?
Options:
- (A) sweating
- (B) attract females
- (C) Release energy
- (D) repels females
- (E) attract enemies
- (F) attract males
- (G) adding heat
- (H) dangerous*

Logic of a solution: *Evolution occurs in response to a change in the environment. Climate change is likely to have a significant impact on the global environment and human society. Climate change is likely to result in a significant evolutionary response.*
*(C)*
The original question: *A significant evolutionary response might be the result of what?
Options:
- (A) Plant reproduction
- (B) Greenhouse gasses
- (C) climate change
- (D) rapid expansion
- (E) Plants growth
- (F) competition
- (G) Chemical energy
- (H) Electrical energy*

Line 1: *Mollusks reproduce sexually. Mollusks in the diorama include snails and clams. Snails reproduce sexually.*
*(F)*
Line 2: *Which of the following organisms would reproduce sexually and not asexually?
Options:
- (A) Flowers
- (B) plants
- (C) amoeba
- (D) bacteria
- (E) fungus
- (F) snail
- (G) fungi
- (H) insects*

Logic of a solution: *Carbon monoxide is a gas produced by furnaces and other devices that burn fuel. Fuel is burned inside the engine. Carbon monoxide is a gas produced by furnaces and other engines.*
*(E)*
The original question: *Carbon monoxide, a product of furnaces and engines, is a:
Options:
- (A) acid
- (B) CO2
- (C) kill
- (D) harm
- (E) gas
- (F) form
- (G) CO 2
- (H) HPV*

Logic of a solution: *Mollusks are invertebrates such as the common snail. Invertebrates are animals who lack a backbone or spinal column. Mollusks are animals who lack a backbone or spinal column.*
*(H)*
The original question:
*What does an animal like a mollusk lack that many other animals have?
Options:
- (A) sensory neurons
- (B) Energy.
- (C) Bodily water
- (D) kinetic energy
- (E) alveoli
- (F) the skin
- (G) an organism's body
- (H) spinal column*