Health benefits of apple

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Instructions
For questions 1-10, read the text below and write the word which best fits in each space. Use only one word in each space.

 The delicious and crunchy apple is one of the popular fruits that contain an impressive list of essential nutrients, (1)........... are required for normal growth and development and overall nutritional well-being. 

Apples are low (2)............ calories; 100 g of fresh fruit slices provide (3) ............. 50 calories. The fruits are rich in dietary fiber which helps prevent absorption of dietary cholesterol in the gut. The dietary fibers also help protect the mucous membrane of the colon from exposure (4) ............. toxic substances by binding to cancer causing chemicals in the colon. 

Apple fruit contains good quantities of vitamin-C and beta-carotene. Vitamin C is a powerful natural antioxidant. Consumption of foods rich in vitamin C helps body develop resistance (5) ................ infectious agents and scavenge harmful, pro-inflammatory free radicals from the body. 

  (6) ............ addition, apple fruit is a good source of B-complex vitamins (7) .............. as riboflavin, thiamin, and pyridoxine (vitamin B-6). Together these vitamins help as co-factors for enzymes in metabolism as (8) ............... as in various synthetic functions inside the body. 

Apples also contain small (9) ................ of minerals like potassium, phosphorus, and calcium. Potassium is an important component of cell and body fluids which helps controlling heart rate and blood (10) ................; thus counters the bad influences of sodium.

What do you think the answers are? Write them down in the comments section.

Chewing gum

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Instructions
For questions 1-10, read the text below and write the word which best fits in each space. Use only one word in each space.


Up until WWII, chewing gum (1)……….. made of a substance called chicle mixed with flavorings. Chicle is a latex sap that comes from the sapodilla tree (native (2) ………. Central America). In other words, chicle is a form of rubber. Just like rubber bands don't dissolve when you chew them, (3) ……………. does chicle. Chicle is a good bit softer (4) ………….. rubber bands and happens to soften more (5) ……….. it gets warm in your mouth. If you freeze chicle with ice, it gets very stiff -- chicle hardens and softens over a pretty narrow temperature range.
After WWII, chemists learned (6) ………….. to make artificial gum bases to replace chicle. These gum bases are essentially synthetic rubbers (7)…………. have the same temperature profile (8)…………….. chicle.
Gum bases, (9) ………….. natural or artificial, are mixed with sugar and other flavorings to make chewing gum. When you chew it, the rubber releases these flavorings (10) ……………. your mouth. ­

 You will find the key in the first comment.