In this task, you are given two facts, and a multiple-choice question. Based on the given facts, answer the question with index of the correct option (e.g, "A").

Q: Fact1: Biomass is the total mass of organisms at a trophic level., Fact2: Each stage is a trophic level., Question: The total mass of organisms in an environmental stage is called what? (A) food pyramid (B) extinction (C) ecological pyramid (D) food chain (E) vegetation (F) food (G) ligt (H) biomass

A: H
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Q: Fact1: Gymnosperms are vascular plants that produce seeds in cones., Fact2: Gymnosperms are the plants that are known as evergreens., Question: What are vascular plants that produce seeds in cones? (A) evergreens (B) it needs them (C) Leptospirosis (D) epidermal (E) Conifers (F) white (G) Newton (H) more abundant

A: A
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Q: Fact1: Flowers attract pollinators, and fruits encourage animals to disperse the seeds., Fact2: Insect Pollinators Learn about pollination and why insect pollinators are important in the garden., Question: Flowers attract  (A) bees (B) parasites (C) electrons (D) insects (E) pollen (F) plant life (G) carbon (H) honeybees

A:
D
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