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This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.

1.

The ______________ we inhale is used to breakdown glucose into carbon dioxideand water.A. oxygenB. carbondioxideC. nitrogenD. argon

Answer» Correct Answer - A
Discussion
2.

During inhalation, ___________ move up andoutwards and ______________ moves down.A. diaphragm, ribsB. ribs, diaphragmC. ribs, lungsD. lungs, ribs

Answer» Correct Answer - B
Discussion
3.

What is the average breathing rate in an adult human at rest?A. 20-24 breaths/minB. 15-18 breaths/minC. 25-27 breaths/minD. 56-60 breaths/min

Answer» Correct Answer - B
Discussion
4.

Name the muscular sheet present at the floor of the chest cavity.A. tongueB. lungsC. diaphragmD. None of these

Answer» Correct Answer - C
Discussion
5.

During heavy exercise _________________ is produced in our muscle cells.A. ethanolB. lactic acidC. carbon dioxideD. all of these

Answer» Correct Answer - B
Discussion
6.

Fish breathe with the help of gills which are richly supplied with blood vessels. The gills help the fish toA. take in oxygen from airB. take in oxygen dissolved in waterC. absorb nutrients present in waterD. release waste substances in water.

Answer» Correct Answer - B
Discussion