Mark the given statements True (T) or False (F):

(i) Ammonia, urea and uric acid are the major forms of nitrogenous wastes excreted by the animals.

(ii) Ammonia form of nitrogenous wastes is the least toxic form and requires large amount of water for its elimination whereas uric acid is the most toxic forms and can be remoed with minimum loss of water.

(iii) The process of excreting ammonia is ammonotelism and animals excreting ammonia are called ammonotelic.

(iv) The animals excreting urea are called ureotelic and those that excrete uric acid are called uricotelic.

(v) Flame cell are excretory structure in aschelminthes.

(vi) Nephridia are the tubular excretory structure of earthworm and other annelids.

(vii) Malphighian tubules are the excretory structures of most of the insects.

(viii) Antennal glands are also called green glands which perform excretory function in crustaceans like spider.

(ix) Kidneys are reddish brown colour, bean shaped organs situated between the levels of last thoracic and third lumbar vertebra close to the dorsal inner wall of the abdominal cavity.

(x) Towards the center of the inner convex surface of the kidney is a notch called hilum through which ureter, blood vessels and nerves enter.

(xi) Inner to the hilum is a broad funnel shaped space called the renal pelvis with projections called calyces.

Choose the correct option given below: