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Answers
1) To grow sweet potato in water, we need some materials like jar, sweet potato, water. Now we have pour some quantity of water in the jar. Then keep the plant of sweet potato inside the jar. ... Observation : After some days it can be observed that roots are sprouting out of the plant.
2) Fast food contains high sodium concentration, saturated and trans fat and cholesterol. Eating fast food for a long period of time can result to physical and mental problems such as heart disease, high blood pressure and obesity. It may lead to memory and learning problems.
3) Your answer is in the attachment/picture.
4) a) Vitamins and minerals are considered essential nutrients—because acting in concert, they perform hundreds of roles in the body. They help shore up bones, heal wounds, and bolster your immune system. They also convert food into energy, and repair cellular damage.
b)papaya, citrus fruits, strawberries,bell peppers, broccoli, Brussels sprouts, dark leafy greens, such as kale, mustard greens, and chard.
