Malik's mother baked several loaves of bread. after a few days, the bread was bluish-gray. the store-bought bread they usually ate had not changed color. malik asked his mother why her homemade bread had changed color but the other did not. "the store bought bread has preservatives," answered his mother. what is the function of preservatives in the store bought bread? a) the preservatives change the taste of the bread. b) the preservatives cause the bread to rise while baking. c) the preservatives slow the growth of mold and bacteria. d) the preservatives are used to make the bread feel softer.

a

explanation:

estuaries are the partially enclosed coastal bodies of brackish water formed at the mouth of sea where river meets an ocean. it is a transition zone between river and sea water so estuaries are influenced to both marine environment such as tides, waves and to riverine such as flow of fresh water and sediments. the mixing of sea and fresh water provide high level of nutrients, making estuaries a high product habitats.

many estuaries suffers degradation from a variety of human activities like erosion from deforestation, overgrazing, overfishing, drainage and eutrophication.

so from the above statement answers will be

1. false as estuaries are formed due to both brackish and freshwater.

2.true, due to high productivity estuaries are breeding ground for many marine species.

3. direct and indirect activities of man that contribute to pollution and deposition of sediments.