Question

Let”s see who is brain lest

Answer 1

Answer:

A)

i)The different componenets of xylem are vessles, tracheids, xylem fibres, and xyelm parenchyma.  

• vessels and tracheids help in the conduction of minerals and water

• xylem fibres perform supportive function

xyelm parenchyma stores the prepared food and helps in the conduction of water.

ii)Transpiration and photosynthesis occur simultaneously due to the opening of stomata. - However, transpiration also causes loss of water unnecessarily. Due to the process of transpiration, there is pressure on the plant for the absorption of water. Therefore, the process of transpiration is called a necessary evil.

B.a) Food web

b)Adrenaline

c)endocrine glands

d) nitrogen deficient

e)embryo