Q: What form does formaldehyde take at room temperature? Read this paragraph and choose the correct option from the provided answers: Formaldehyde is a gas at room temperature. Acetaldehyde boils at 20C; in an open vessel, it boils away in a warm room. Most other common aldehydes are liquids at room temperature. Choices: - solid - liquids - plasma - gas A:
gas
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Q: What are biological catalysts that speeds up biochemical reactions? Read this paragraph and choose the correct option from the provided answers: This super fast train can obviously reach great speeds. And there's a lot of technology that helps this train go fast. Speaking of helping things go fast brings us to enzymes. Life could not exist without enzymes. Essentially, enzymes are biological catalysts that speed up biochemical reactions. Choices: - carbohydrates - hormones - proteins - enzymes A:
enzymes
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Q: What organism is responsible for most decomposition in forest? Read this paragraph and choose the correct option from the provided answers: Most fungi are decomposers. They are the main decomposers in forests. Many fungi have symbiotic relationships with other species. Choices: - coral - bacteria - yeast - fungi A:
fungi
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Q: How do the vast majority of fish reproduce? Read this paragraph and choose the correct option from the provided answers: Nearly all fish reproduce sexually, and most species have separate sexes. Those without separate sexes avoid self-fertilization by producing sperm and eggs at different times. Each fish typically produces a large number of gametes. In most fish species, fertilization takes place externally. These fish are oviparous . Eggs are laid and embryos develop outside the mother's body. In a minority of fish, including sharks, eggs develop inside the mother's body but without nourishment from the mother. These fish are ovoviviparous . Choices: - by budding - asexually - cloning - sexually A:
sexually
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