Biology Mcqs
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Voice box is another name used for___________?
Voice box is another name used for___________? A. Buccal cavity B. Pharynx C. Larynx D. Chest Cavity
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The blood enters the ________________ side of heart ?
The blood enters the ________________ side of heart ? A. Posterior B. Anterior C. Lateral D. All possible
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Which of the following animals has a respiratory system with one way flow of the air through the lungs, and the air is renewed after inspiration?
Which of the following animals has a respiratory system with one way flow of the air through the lungs, and the air is renewed after inspiration? A. Cockroach B. Earthworm […]
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When abdomen expands, the number of spiracles open is_____________?
When abdomen expands, the number of spiracles open is_____________? A. 2 B. 3 C. 6 D. 8
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