Please answer all questions

1		If a vitamin is missing in your diet for 3 consecutive days, there is a danger of developing deficiency signs and symptoms.
			A)	True
			B)	False
2		Vitamin K is excreted less efficiently than the other fat-soluble vitamins.
			A)	True
			B)	False
3		Some people don't need a dietary source of vitamin D to maintain their health.
			A)	True
			B)	False
4		Fat-soluble vitamins are generally lost more easily in cooking than are the water-soluble vitamins.
			A)	True
			B)	False
5		Most scientists believe that all the vitamins required for human health have been discovered.
			A)	True
			B)	False
6		Vitamin D improves calcium absorption.
			A)	True
			B)	False
7		Beta-carotene is an important precursor of vitamin D.
			A)	True
			B)	False
8		Intakes as little as three times needs for vitamin A may be toxic, especially in early pregnancy.
			A)	True
			B)	False
9		Vitamin D can be considered a prohormone.
			A)	True
			B)	False
10		Some segments of the population likely benefit from routine use of a vitamin and mineral supplement.
			A)	True
			B)	False
11		Carrots and green leafy vegetables are major contributors of preformed vitamin A for the body.
			A)	True
			B)	False
12		Because numerous studies support the efficacy of vitamin E supplementation, health experts routinely recommend supplements of 200 mg / day (about 400 IU/day).
			A)	True
			B)	False
13		"Let the Upper Level" be your guide suggests that any supplement use should at least exceed the Upper Level set for the nutrient.
			A)	True
			B)	False
14		Green leafy vegetables are good sources of vitamin K.
			A)	True
			B)	False
15		Strength, quality, purity, and labeling of supplements are carefully controlled by the FDA.
			A)	True
			B)	False