Chapter No. 13.docx

Sitara Science Academy Bio: 1st Year Total Marks: 55

Chapter# 13

Time: 1:45 min Test Session: 2014-15

Name: ______________________ Section-I MCQ’s Q. No. 1: Tick the correct answer of given statements. Each statement carries 1 mark. (114=14 marks) Sr. # 1 2 3 4 5

6

7

8 9 10 11 12 13 14

STATEMENTS The air is directly supplied through tracheoles to tissue cells in: How much air can lungs hold when they are fully inflated: Air spaces between mesophyll cells of leaves comprises of: Tuberculosis is the disorder of: In cockroach, when abdomen expands then the spiracles that open are: The complex cartilaginous structure at the upper end of the trachea is called: Blood contain oxygen per 100ml of blood when haemoglobin is 98% saturated: The total lungs capacity for air is: Hydra respire though: In most birds the number of air sacs is: Each nasal cavity is sub-divided into: In red blood corpuscles an enzyme is present named: Aquatic mammals are also called: More than ten compounds of tar of tobacco smoke are involved to cause:

OPTIONS Birds

Cockroach

Earthworm

Fish

5 Liters

4 Liters

45 Liters

35 Liters

20%

30%

40%

50%

Digestive system 4

Circulatory system 5

Excretory system 6

Respiratory system 8

Larynx

Alveoli

Bronchiole

Lung

19.6ml

18.6ml

17.6ml

16.6ml

2 liters Coelenteron Five

3 liters Lungs Three

4 liters Skin Eight

5 liters None of these Nine

Four passage ways Bicarbonic anhydrase Cetaceans T.B.

Three passage ways Carbonic anhydrase Metatheria Asthma

Seven passage ways Carbonic dehydrogenase Crustaceans Cancer

Two passage ways Bicarbonic dehydrogenase Eutheria Emphysema

Sitara Science Academy Bio: 1st Year Total Marks: 55

Chapter# 13

Time: 1:45 min Test Session: 2014-15

Name: ______________________ Section-II Q. No. 2: Give short answers of EIGHTEEN short questions. Each question carries 2 marks. (210=20 marks) 1. Why air is better respiratory medium than water? 2. What are stomata? Give their approx. number in leaves of tobacco plant? 3. What is photorespiration? Name organelles involved in it? 4. What do you know about Rubisco? Give its function. 5. Write 2 properties of respiratory surfaces in animals? 6. What keeps the skin of earthworm moist for gaseous exchange? 7. What is spiracle? How many pairs of spiracles are present in cockroach? 8. Name the body structures involved for gaseous exchange in frog? 9. What are parabronchi? Give their role. 10. What are the functions of nasal cavity? 11. Differentiate between glottis and epiglottis? 12. What are alveoli? Give their function. 13. Differentiate between Diaphragm and Pleura? 14. What is respiratory distress syndrome? 15. Write down three important factors which affect the capacity of haemoglobin to combine with oxygen? 16. Give the function of carbonic anhydrase? 17. How much CO2 is present in arterial and venous blood? 18. What is carcinoma? 19. What is Emphysema? 20. What is myoglobin? State its 2 function. 21. What changes occur in animal during diving reflex? 22. Differentiate between composition of inhaled and exhaled air? 23. Give respiration in Hydra with brief description? 24. How bronchioles are different from bronchi?

(Practical Section) Note: Attempt all the questions. Each question carries 5 marks.

Q. No. 3: (a) Write the procedure to investigate and measure the factor (wind) affecting the rate of transpiration using photometer.

(3 marks)

(b) Differentiate between transpiration and Guttation.

(2 marks)