Question: Choose your answer.

Plants on hills keep dirt in place during a rain storm. Plant roots grow into the dirt and keep the dirt from moving. Why do roots grow into the dirt?

OPTIONS:
- to release gases
- to release water
- to absorb energy
- to absorb nutrients
My Answer: to absorb nutrients

Question: Choose your answer.

About how often is a full moon observed from Earth's surface?

OPTIONS:
- each week
- once a month
- every two weeks
- once each leap year
My Answer: once a month

Question: Choose your answer.

In the 17th century, Gregor Mendel crossed pea plants with different traits and observed the results in their offspring. To which of these did Mendel contribute most directly with his work?

OPTIONS:
- medicine
- agriculture
- science of force and motion
- science of heredity and variation
My Answer: science of heredity and variation

Question: Choose your answer.

In snapdragon plants, red flowers are dominant to white flowers. When red-flowered plants are crossed with white-flowered plants, pink flowers are produced. If a researcher wants to produce plants with only white flowers, what color should the parent plants be?

OPTIONS:
- both red
- both white
- one red and one white
- one white and one pink
My Answer:
both white