Question

1.) All the following are vigorous activities, expect
A) running 5 miles
B.) Swimming
C.) walking 3 miles an hour
D.) Weight training

2.) Physical exercise reduess stress by:

3.) Which of the following would be considered a moderate exercise?
A.) Yard work
B.) Shopping
C.) Bike riding
D.) Washing windows

5.) Grains are a good source of:

6.) Dairy products are a good source of:

7.) Substances that are essential for body growth repair are:

8.) Cholesteral is:

Answer 1

1st is option C
2nd is Exercise and other physical activity produce endorphins—chemicals in the brain that act as natural painkillers—and also improve the ability to sleep, which in turn reduces stress. 

3rd is option (A).
 
4th is Grains are important sources of many nutrients, including dietary fiber, several B vitamins (thiamin, riboflavin, niacin, and folate), and minerals (iron, magnesium, and selenium). ... Fiber-containing foods such as whole grains help provide a feeling of fullness with fewer calories.
(in short good source of nutrients )

5th is Dairy products, especially yogurt, fluid milk, and soymilk (soy beverage), provide potassium. Vitamin D functions in the body to maintain proper levels of calcium and phosphorous, thereby helping to build and maintain bones.

6th is One of the six basic nutrients that is required for growth,repair, andmaintenance of every body cell. A fatlike substance that occurs only in foods of animal origin. A protein containing all nineessential amino acids in sufficient amounts.

7th is cholesterol is a substance that is found in the blood, etc. of people and animals. Too much cholesterol is thought to be a cause of heart disease

hope this helps