Hamad Biology Mcqs 27/12/2020 A. 1 ml B. 50 ml C. 100 ml D. 150 ml Related Mcqs: Arterial blood contains _________ of CO2 per 100 ml of bloodA. 54 ml B. 60 ml C. 64 ml D. 50 ml... Which of the following statement is incorrect about Molluscans?A. They are surrounded by single or double pieces of hard skeleton. B. Their shell grows as the animal grows. C. They have hydrostatic skeleton. D. They move by tube feet... Tricuspid valve is present_____________?A. Between right atrium and right ventricle B. Between left atrium and left ventricle C. At base of pulmonary artery D. At base of aorta... Which of the following marine fishes are considered direct descendents of fresh water ancestors?A. Hagfish B. Jelly Fish C. Star Fish D. Bony fishes... Which of the following animal excrete nitrogenous waste mainly as uric acid?A. Hydra B. Planaria. C. Humans D. Birds....
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