What do earthworms ingest in order to form and enrich soil?
Options:
- (A) segmented
- (B) vegetation
- (C) sediment
- (D) bacteria
- (E) Chlorophyll
- (F) sandworm
- (G) crawling
- (H) dirt
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Let's think first: Earthworms are important deposit feeders that help form and enrich soil. Deposit feeders ingest sediment and then extract the food. Earthworms ingest sediment to then help form and enrich soil.... So the answer is [(C)]


What have varied life cycles?
Options:
- (A) bacteria
- (B) fungi
- (C) Variety.
- (D) Cycles.
- (E) plants
- (F) Plants.
- (G) insects
- (H) Life of air.
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Let's think first: Algae have varied life cycles. Some, such as the green algae, are plants. Some plants have varied life cycles.... So the answer is [(F)]


What does cricoid contain?
Options:
- (A) Bodily water
- (B) cellulum
- (C) cellulite
- (D) Energy
- (E) hydrocarbons
- (F) cellulose
- (G) cellular
- (H) layers of fat
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Let's think first: Cartilage is a tough tissue that contains a protein called collagen. Membranes attached to the cricoid cartilage . Cricoid is a tough tissue that contains a protein called collagen.... So the answer is [(F)]


What tells a cell what to do?
Options:
- (A) breathe
- (B) alleles
- (C) Energy
- (D) voltage
- (E) fever
- (F) genes
- (G) nerves
- (H) state
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Let's think first: Molecules of DNA are encoded with instructions that tell cells what to do. Genes are parts of DNA molecules. Genes are instructions that tell cells what to do.... So the answer is [(F)]


What shares a location with spiracles?
Options:
- (A) wings
- (B) pistons
- (C) white
- (D) bats
- (E) animals
- (F) insects
- (G) pollen
- (H) ovaries
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Let's think first: Wings are part of the exoskeleton and attached to the thorax. Spiracles are located on the abdomen and thorax. Wings and spiracles share a location.... So the answer is [(A)]


Fertilization of what would produce a diploid zygote?
Options:
- (A) fetus
- (B) seeds
- (C) H 2 O
- (D) bamboo
- (E) offspring
- (F) eggs
- (G) apples
- (H) sperm
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Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Let's think first: Fertilization of gametes produces a diploid zygote. Female gametes are called eggs. Fertilization of eggs produces a diploid zygote.... So the answer is [(F)]