11th Class FSc Part 1 Biology Chapter Wise Online MCQ Test With Answer PDF

Biology Fsc Part 1 Online Test

Sr. #	Questions	Answers Choice
1	Which of the following is true about mammals	They have right aortic each only They have left aortic each only They have left and right aortic arches They do not have aortic each
2	Lymph most closely resemble with	Blood Plasma Interstitial fluid Urine
3	The Casparian strips are present in	Cortex cells of roots Endodermal cells of roots Cells of xylem Cellf of phloem
4	Which of the following is not true of the guard cells	They are present in the epidermis of leaf They are connected by plasmodesmata with other epidermal cells They contain chloroplasts They are kidney shape
5	Heart burn is a painful sensation in the	Stomach Small intestine Chest cavity Pharynx
6	Emphesema is breakdown of	Muscles Capillaries Alveoli None of these
7	During exercise the breathing rate may rise to	30 times per minute 20 times per minute 25 times per minute 35 times per minute
8	The irritant substances of smoke generally cause	Smoker's hiccough Smoker's sneeze Smoker's yawing Smoker's cough
9	When blood leaves the capillary bed most of the carbon dioxide is in the form of	Carbonate ions Bicarbonate ions Hydrogen ions Hydroxyl ions
10	The normally human blood absorbs the amount of oxygen at sea level is about	200 ml/100 ml of blood 20 ml/100 ml of blood 19.6 ml/100 ml of blood 02 ml/100 ml of blood
11	Walls of the chest cavity are composed of	Ribs Intercostal muscle Ribs and intercostal muscle Ribs, intercostal muscle and diaphragm
12	The heart of the fist is single circuit and the blood flows in	Two direction One direction One and two direction Reverse direction
13	The main tracheal trunk in cockroach communicates with exterior by	100 pairs 10 pairs 8 pairs 4 pairs
14	In the peroxisomes the glycolate is converted into	Serine Ethanolamine Glycine CO<sub>2</sub>
15	Xylem and phloem are not involved	In transport of minerals In transport of liquids In transport of gases In transport of water
16	Water is dense than air	800 times 1800 times 8000 times 80,000 times
17	How much air can lungs when they are fully inflated	5 liters 4 liters 3.5 liters 4.5 liters

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