10th class Biology chapter 1 online mcq test with answers for matric part 2 Biology chapter 1(Gaseous Exchange)

Gaseous Exchange

Sr. #	Questions	Answers Choice
1	The rate of breathing at rest in human is:	16-20 times per minute 70-80times per minute 80-100times per minute 10 -20 times per minute
2	The rate of breathing during exercise or other hard:= physical work is:	10-20 times 20-30 times 30-40 times 40-50 times
3	Gaseous Exchange in cow takes in:	Bronchi Tranchea Pharynx Alveoli
4	In first stem of glycolysis glucose molecules breaks ans divide into two _______ molecules	Citric acid Lactic acid Pyruvic acid Formic acid
5	Stomata are present in:	Phloem Xylem Endodermis Epidermis
6	For gaseous exchange the leaf and young stems have in their epidermis:	Stomata Lenticels Companion cell Guard cells
7	Most of the gaseous exchange in a leaf occurs through:	Stomata General surface Cuticle Lenticels
8	Which gas us absorbed through stomata of plant during night?	Carbon dioxide Oxygen Nitrigen Hydrogen
9	Smoking may also lead to the cancers in:	Kidneys and pancreas Oral cavity and larynx Breast and bladder All of them
10	When the "World no tobacco day" is celebrated?	30 June 31 June 11 January None of these
11	In which of the following disease, the patient has usually lost 50% to 70% of his/her lung tissue when symptoms appears?	Pneumonia Asthma Emphy sema Bronchitis
12	A cough, mild wheezing, fever chills and shortness of breath are symptoms of:	Emphysema Pneumonia Bronchitis Asthma