Statement-I: The upper part of respiratory tract is provided with small hair-like structures called cilia. Statement-II: Smoking destroys these hairs due to which germs, dust enter lungs with inhaled air.Consider the given statements and select the correct option.Only one correct answerA.Only statement-I is correctB.Only statement-II is correctC.Both the statements are correctD.Both the statements are incorrect

Determine whether the following sentence is true or false.The circulatory system connects the lungs and major organs only.

Statement-I: Vessels and tracheids of the roots, stems and leaves are interconnected to form a continuous system of water-conducting channels in the plants. Statement-II : The transport of soluble products of photosynthesis is called transpiration and it occurs in the phloem tissue.Consider the given statements and select the correct option.Only one correct answerA.Only statement-II is correctB.Only statement-I is correctC.Both the statements are incorrectD.Both the statements are correct

Which of the following statement about the lungs is accurate?Multiple ChoiceThe right lung is smaller than the left.The lungs sit in the abdominal cavity.The right lung has three lobes and the left has two.The lungs sit anterior to the heart.

Which of the following statement(s) is(are) true regarding exhalation? Question 26 options: there is a decrease in both the lung volume and pressure in the lungs there is a increase in the lung volume and diaphragm moves downward there is a decrease in lung volume and the diaphragm moves downward there is a decrease in lung volume and the diaphragm moves upward there is a increase in the lung volume and the diaphragm moves upward

Select all of the options that best complete the following sentence. When we exhale:the air has more carbon dioxide than inhaled airthe diaphragm and intercostal muscles relaxthe pressure in the lungs increases, forcing air outthe lungs expand