BTNY 1303 Exam 2 | Actual Exam Questions | 100% Correct Answers | Verified 2024 Version

BTNY 1303 Exam 2 | Actual Exam Questions | 100% Correct Answers | Verified 2024 Version Why is the Legume family so important to humans? - The seeds are an important food staple worldwide, because they are rich in both protein and oil. They are higher in protein than any other food plant and are close to animal meat in quality, but are much more affordable. It is a food source second only to cereals. Explain the mutualistic symbiosis between legumes and rhizobial bacteria. - Legumes have the presence of root nodules, which contain nitrogen-fixing bacteria. These bacteria, of the species Rhizobium, are able to convert atmospheric nitrogen into a form that can be used by plants in the making of protein and other nitrogen-contating compounds. Nitrogen Fixation-What is it and why is it important? - The process of converting nitrogen into protein-making forms in plants. Legumes accomplish the task of converting useless nitrogen in the air into a useful form. Because of the presence of nitrogen-fixing bacteria, the cultivation of legumes enriches the soil. What is some research concerning nitrogen-fixation? - By studying and understanding the method by which members of the Legume family convert nitrogen, we could imagine how other plants that don't have those molecules could adopt the same system, thereby having some of the most important crops require a lot less man-made fertilizer. Examples of Legume family members. - Beans, Peas, Peanuts, Soybeans, Indigo, Carob, Licorice, Alfalfa, Clover, etc. Nutritional benefits of legumes. - High in oil and proteins What are some of the main uses for peanuts? - A snack food, in candy, in peanut butter, peanut oil, some industrial products, livestock feed Which legume has experienced huge growth in its production in recent decades? - Soybean What are some of the uses of soybean? - Eaten as a cooked product, tofu, edamame, miso, tempeh, soy oil, modified into a paste, curd, or milk, soy sauce, soy cheeses, yogurt, sour cream, and other dairy spreads. What uses besides food crops do legumes provide? - Timber, forage, spices, ornamentals, sources of medicines, insecticides, resins, and dyes What are neurotransmitters, and how are they affected by psychoactive drugs? - Neurotransmitters are substances that carry sensory signals across the gaps between nerve cells. Psychoactive drugs affect the central nervous system by influencing the release of neurotransmitters or mimicking their actions. How can a psychoactive drug create a sense of pleasure? - Stimulants excite and enhance mental alertness and physical activity; they reduce fatigue and suppress hunger. What is the acronym for the active ingredient in marijuana? - THC-tetrahydrocannabinol What other products can be obtained from cannabis? - Medicinal treatments for glaucoma, as an aid to chemotherapy, multiple sclerosis, and AIDS. Also can provide hemp oil and seeds. Why is marijuana no longer as widely legal in the U.S. as it once was? - During the 1930s, concerns about the dangers inherent in marijuana led to the establishment of laws prohibiting its use. A campaign was launched to make the public aware of the dangers of its use. What is the current legal state of marijuana? - While marijuana has been legalized in some states, the Federal Government can still ban its medical uses. What is laudanum? - Opium dissolved into an alcohol. What are some legal products obtained