What is one way billions of seeds be spread by?
Options:
- (A) wind
- (B) manufactured goods
- (C) fossilization
- (D) maples
- (E) range
- (F) Seesaw
- (G) hail
- (H) trees
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Let's think first: Spores may be dispersed by moving water, wind, or other organisms. Billions of spores can be produced on a single spore horn. Billions of seeds can be spread by moving wind, other organisms, or water.... So the answer is [(A)]

Some viruses can what?
Options:
- (A) fret
- (B) harm
- (C) damage
- (D) grow
- (E) expand
- (F) discover
- (G) visit
- (H) kill
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Let's think first: Some viruses can cause cancer. Skin cancer can kill. Some viruses can kill.... So the answer is [(H)]

What is essential for change over time?
Options:
- (A) Light
- (B) Chemical energy
- (C) Essential oil.
- (D) evaporation
- (E) Currency.
- (F) Clocks.
- (G) colors
- (H) Mutations.
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Let's think first: Mutations are essential for evolution to occur. Evolution Evolution means change over time. Mutations are essential for change over time.... So the answer is [(H)]

What grows into the soil to absorb water and minerals?
Options:
- (A) NaCl
- (B) vegetation
- (C) burrs
- (D) Trees
- (E) grass
- (F) Carrots
- (G) Conifers
- (H) potatoes
--
Let's think first: Most plants grow roots down into the soil to absorb water and minerals. Beets and carrots are the roots of plants. Most carrots grow down into the soil to absorb water and minerals.... So the answer is [(F)]

What has permeable skin?
Options:
- (A) goats
- (B) alligators
- (C) animals
- (D) apples
- (E) frogs
- (F) sharks
- (G) humans
- (H) snakes
--
Let's think first: Amphibians have permeable skin that easily absorbs substances from the environment. All frogs are amphibians. Frogs have permeable skin that easily absorb substances in the environment.... So the answer is [(E)]

What will be the result of female sperm fusing with an egg to form a diploid zygote?
Options:
- (A) baby girl
- (B) pollen
- (C) seeds
- (D) allow growth
- (E) Leptospirosis
- (F) litter
- (G) Plants growth
- (H) offspring
--
Let's think first: Fertilization occurs when a sperm and an egg fuse to form a diploid zygote. If a female sperm fertilizes the egg, the result is a baby girl. A baby girl will be the result of female sperm fusing with an egg to form a diploid zygote.... So the answer is [(A)]