F. Give reasons for the following questions. 1. Transportation of substances in living organisms.2. The heart gives away impure blood through an artery.3. Arteries have thick elastic walls.4. We feel cool in summer while sweating.5. If plants do not get enough water, they drop and wilt.

F. Give reasons for the following questions. 1. Transportation of su

1.	F. Give reasons for the following questions. 1. Transportation of substances in living organisms.2. The heart gives away impure blood through an artery.3. Arteries have thick elastic walls.4. We feel cool in summer while sweating.5. If plants do not get enough water, they drop and wilt.
Answer» Arteries have thick ELASTIC walls.4. We feel cool in SUMMER while sweating.5. If plants do not get ENOUGH