Fact 1: Bird beaks are generally adapted for the food they eat. Fact 2: All birds are placed in the Class Aves. Given the two facts above, organisms in which class have beaks that are generally adapted for the food they eat?

OPTIONS:
- apples
- Mammalia
- koalas
- voles
- Agnatha
- Aves
- Reptilia
- edible

Answer: Aves

Fact 1: The looseness of soil increases the amount of oxygen in that soil. Fact 2: Cultivation is easier if soil is loose. Given the two facts above, what kind of soil is easier to cultivate?

OPTIONS:
- looser
- cactuses
- Sediment
- sandier
- Tropical
- tighter
- alluvial
- wetter

Answer: looser

Fact 1: Adult sponges produce eggs and sperm. Fact 2: Most sponges are hermaphroditic, meaning that a single organism has both eggs and sperm. Given the two facts above, what is a single organism that produces both seed and eggs?

OPTIONS:
- plants
- barnacles
- whales
- sponges
- bears
- birds
- ferns
- Conifers

Answer: sponges

Fact 1: Hair is a fiber that is found only in mammals. Fact 2: Mammals are animals that have hair, are warm-blooded, and nourish their young with milk. Given the two facts above, how to mammals nourish young?

OPTIONS:
- nectar
- organ
- fur
- H 2 O
- solitude
- milk
- birth
- ignorance

Answer:
milk