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Questions in biology
📝 Answered - Explain why volcanic soil (andisol) is fertile.
📝 Answered - Which category contains the fewest number of species? A. birds B. primates C. mammals D. fungi
📝 Answered - Explain how microorganisms, humus, and soil health are related.
📝 Answered - Which of the following scenarios best exemplifies the concept of opposite reactions working together to maintain homeostasis in the human body? A. The decline in blood calcium levels triggering the release of parathyroid hormone, which enhances calcium absorption in the intestines B. Pro-coagulant and anticoagulant pathways to regulate blood clotting C. The conversion of angiotensin I to angiotensin II, which promotes increased sodium and water reabsorption in the kidneys D. The process of erythropoiesis increasing during times of chronic hypoxia
📝 Answered - Explain some ways in which mass movement can affect wildlife.
📝 Answered - Explain why the presence of large amounts of organic matter alone does not result in fertile soil.
📝 Answered - In considering the pools of the biogeochemical carbon cycle, which has the most carbon in it? A. ocean B. soil C. plants D. atmosphere
📝 Answered - 49. A balanced diet does NOT include A. Carbohydrates and fats B. Nucleic acids and enzymes C. Proteins and vitamins D. Minerals and salts 50. Which one of the following is NOT the period of Mesozoic era? A. Triassic B. Permian C. Jurassic D. Cretaceous 51. If a new plant were to be discovered with parallel-veined leaves, and colored flowers each with 6 stamens, the plant would most precisely be classified as A. Gymnosperm B. Angiosperm C. Monocotyledon D. Dicotyled
📝 Answered - Which of the following carry out photosynthesis? A. nektons B. heterotrophs C. zooplanktons D. autotrophs
📝 Answered - Select the best answer for the question. How many amino acids are there? A. Three B. Seven C. Nine D. Five
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