Fact 1: Agreenhouse is used to protect plants from the cold. Fact 2: Bulbs planted in pots are particularly susceptible to cold damage. Given the two facts above, answer the question "How can bulbs in a pot be protected from cold damage?" with the following options: - eliminate coal burning - use a lower wattage bulb - Exfoliation - layers of fat - reduce the freezer settings - it keeps an organism warm - hard outer covering - place in a greenhouse
place in a greenhouse
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Fact 1: Cutting down trees has a negative impact on an ecosystem. Fact 2: Black spruce is the dominant tree species. Given the two facts above, answer the question "what has a negative impact on the ecosystem when cut down?" with the following options: - humans disturb it - scarce resources - Smoking - disease - black spruce - swamp vegetation - deforestation - Pesticides
black spruce
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Fact 1: The vomiting reflex is used to remove toxic material from the stomach before it is absorbed. Fact 2: Vomiting is a reflex controlled by a vomiting center in the brain. Given the two facts above, answer the question "what is the throwing up center of the brain used for?" with the following options: - dissolving enzymes - repair cells in the human body - solving equations - keeping food fresh for long periods of time - remove toxic material from the stomach before it is absorbed - Something that can be converted to kinetic and heat energy by a motor - lower the surrounding pressure - regulate breathing
remove toxic material from the stomach before it is absorbed
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Fact 1: Most pituitary hormones control other endocrine glands. Fact 2: An abnormal endocrine gland is often blamed for producing obesity. Given the two facts above, answer the question "pituitary hormones can be blamed for what?" with the following options: - a lot of human deaths - Plant growth is reduced - harmful substances - Dehydration - matter vibrating - producing obesity - major threat to health - Leptospirosis
producing obesity
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