Why would there be a concern if we lost our rain forest?
a. rain forest is beautiful
b. rain forests contain a large amount of biodiversity
c. rain forest produces a lot of rain
d. rain forest produces a large amount of food resource

B. Rain forests contain a large amount of biodiversity. (I think, I'm not 100% sure)

the glands which are associated with each description is given below:

pancreas - is an endocrine and exocrine gland that secretes juices with enzymes for digestion. salivary glands- with protection and digestion in the mouth. liver- secretes bile for digestion.   lachrymal glands - secrete tears to moisten eyes and protect them from particles and infection.   sweat gland -regulates water, salt, and temperature. oil glands - to form a protective barrier on the skin.   goblet cells - secrete mucus for protection.