What role do plants play in an ecosystem? a. they convert sunlight into usable energy. b. they release oxygen that organisms use to breathe. c. they cause the high and low tides of the sea. d. they’re used in making synthetic cloth fibers.

Viral hepatitis, type a is usually contracted by eating food that has been touched by dirty hands.

Why is a lunch consisting of pizza, fruit, and salad a better choice than a lunch with the same number of calories from pizza alone? a)both lunches provide the same amount of energy but the lunch of pizza, salad, and fruit provides more nutrients. b)both lunches provide the same amount of nutrients but the lunch of pizza, salad, and fruit provides more energy. c)both lunches are healthful but the lunch of pizza, salad, and fruit provides more energy for metabolism. d)both lunches are healthful but the lunch of pizza, salad, and fruit is likely to have a higher fat content.

Suppose you are facilitating an advisory group to address teen pregnancy. whom would you invite to the group and why ? .