Question

(1) fill in the blanks
(a) the botteled tomato katchup or sauce we buy from shops uses the_______ method of preservation.
(b) ________ are areas where plants ,animal, and certain human communities are protected and preserved.
please please fill in the blanks
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Answer 1

Answer:

a) Chemical method of preservation such as addition of sodium benzoate in ketchup is used to prevent it from oxidizing and becoming rancid.

b) An area constructed for the conservation of biodiversity is called the biosphere. An area where the animals are protected and preserved is called wildlife sanctuary.

Answer 2

Answer:

a) Chemical

b) Biosphere

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