Fact 1: If an object in a fluid is more dense than that fluid then that object will sink in that fluid because of gravity. Fact 2: Theme deals with the sinking of the Titanic. Given the two facts above, what was more dense than fluid?
OPTIONS:
- aqueous solution
- barrel-shaped
- swamp vegetation
- the Titanic
- sea urchins
- water vapor
- layers of fat
- Sand dollars
the Titanic

Fact 1: Mollusks reproduce sexually. Fact 2: Mollusks are the dominant invertebrate. Given the two facts above, dominant invertebrate reproduce how?
OPTIONS:
- ligt
- in trees
- sexually
- in sterile conditions
- seeds
- competition
- without sex
- colors

Answer: sexually

Question: Fact 1: Adding salt to a liquid decreases the melting point of that liquid. Fact 2: Water is also a liquid. Given the two facts above, what decreases the melting point of water?
OPTIONS:
- forces
- Dilution
- erosion
- Heat energy
- chilling water
- heating water
- reading books
- adding salt
Answer: adding salt

input with options: Fact 1: Mollusks are invertebrates such as the common snail. Fact 2: Invertebrates are animals who lack a backbone or spinal column. Given the two facts above, what does an animal like a mollusk lack that many other animals have?
OPTIONS:
- sensory neurons
- Energy.
- Bodily water
- kinetic energy
- alveoli
- the skin
- an organism's body
- spinal column
output: spinal column

Q: Fact 1: Running water is better able to dissolve oxygen and nutrients than standing water. Fact 2: Streams and creeks provide running water. Given the two facts above, what is better able to dissolve oxygen and nutrients than standing water?

OPTIONS:
- puddles
- microorganisms
- ponds
- nitrogen
- swamp vegetation
- Veins and arteries.
- streams and creeks
- peachleaf willow

A: streams and creeks

Fact 1: Male dogs use pheromones in urine to mark their territory. Fact 2: Pheromones are a sub-category of semiochemicals. Given the two facts above, what uses semiochemicals in urine to mark territory?
OPTIONS:
- koalas
- bacteria
- humans
- dogs
- bears
- cats
- the Sun
- rabbit
dogs