Question

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Answer 1

1) Tonsils - b) Gland

2) Macrophages - d) Engulf microorganisms

3)Inferior Vena Cava- e) Blood from lower parts

4) Leucocytes - c) Diapedesis

5) Dub- a) Semilunar valves

Answer 2

Answer:

Agriculture is the science, art and practice of cultivating plants and livestock. Agriculture was the key development in the rise of sedentary human civilization, whereby farming of domesticated species created food surpluses that enabled people to live in cities.

Explanation:

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