- (A) Digestive tract
- (B) Intestines
- (C) Haemocoel
- (D) Coelom
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- (A) It does not produce waste material
- (B) Due to absence of mesoderm
- (C) The whole body cells are in contact with water
- (D) It has pseudocoelom.
- (A) Creatinine
- (B) Trimethyamine oxide
- (C) Pyrimidine
- (D) Ammonia
- (A) CO2
- (B) H2O
- (C) O2
- (D) Both A and B
- (A) Renal transplant
- (B) Peritoneal Dialysis
- (C) Lithotripsy
- (D) Hemodialysis
- (A) They don’t require water for their metabolic process
- (B) They can retain excessive water in their body during raining season.
- (C) They feed on carbohydrate rich seeds which can provide them with metabolic water
- (D) They are anhydrobiotic organisms
- (A) Excessive urea which will increase their internal solute concentration and prevent body shrinkage in hypertonic environment
- (B) Trimethyl alanine
- (C) Ammonia
- (D) Trimethylamine oxide
- (A) Positive feed back
- (B) Negative feed back
- (C) Feed back
- (D) Osmoregulation
- (A) Hydrophytes
- (B) Mesophytes
- (C) Xerophytes
- (D) Halophytes
- (A) Bony Marine fishes
- (B) Fresh water fishes
- (C) Both depending upon the surrounding water
- (D) None of these
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