What is the other name of 'high blood pressure' ?

Name the two waste products of the human body which are produced in the body cells.

What is the role of glomerulus in the kidney?

Fill in the following blanks with suitable words :

(a) Gums and resins are the ................. products of plants.

(b) Bowman's capsule and tubule taken together make a...................

(c) The organs which extract the nitrogenous wastes from the blood are ..................

(d) The extracellular fluid which always flows from body tissues to the heart is called..................

(e) The ............blood cells make antibodies whereas............. blood cells help in respiration.

What is xylem tissue? Name the two kinds of cells in xylem tissue. State whether these cells are living or dead.