Q: Fact 1: Echinoderms lack respiratory and excretory systems. Fact 2: Echinoderms in the diorama include the crinoids and blastoids. Given the two facts above, what lack respiratory and excretory systems? | OPTIONS:
- They may not survive.
- members of their own species
- platypus
- humans
- crinoids and blastoids
- passenger pigeons
- graptolites
- whales
A: crinoids and blastoids

Q: Fact 1: Mechanical weathering is when rocks are broken down by mechanical means. Fact 2: Mechanical weathering produces detritus. Given the two facts above, what is formed when rocks break down? | OPTIONS:
- plants
- clouds
- sand
- coastlines
- detritus
- deltas
- water
- alluvial
A: detritus

Q: Fact 1: If an object is in the sunlight then that object will absorb solar energy. Fact 2: Another symbolic object is the badge on the hat of Dinteville. Given the two facts above, what will happen to a badge in the sun? | OPTIONS:
- body temperature reduces
- Warm air moving into cold air
- reflecting light
- They may not survive.
- heat is produced
- depress neuronal excitability
- it will absorb solar energy
- It gets heated up
A: it will absorb solar energy

Q: Fact 1: Boiling is when liquids are heated above their boiling point. Fact 2: Boiling point is also affected by pressure. Given the two facts above, liquids heated are affected by? | OPTIONS:
- forces
- movement
- voltage
- climate
- heat
- Evaporation
- pressure
- salinity
A: pressure