Transportation Biology Test 03

Total Questions: 30

1 - The cortex is bounded on the outside by a single layer of;

A ) Pericycle
B ) Epidermal cells ✅
C ) Endodermis
D ) Root hairs

2 - In pressure flow mechanism, the food is moved from;

A ) Sinks to sources
B ) Sources to sinks ✅
C ) Sinks to sinks
D ) Sources to sources

3 - Weight percentage of dissolved substances in blood plasma is;

A ) 90 - 92 %
B ) 8 - 10 % ✅
C ) 0.9 %
D ) 70 - 90 %

4 - Following granulocytes prevent blood clotting:

A ) Neutrophils
B ) Eosinophils
C ) Basophils ✅
D ) Monocytes

5 - It produces macrophages which engulf germs:

A ) Lymphocytes
B ) Monocytes ✅
C ) Lymphocytes and monocytes
D ) Basophils

6 - Thalassaemia is also called;

A ) Blood cancer
B ) Haemophilia
C ) Cooley's Anaemia ✅
D ) Sickel cell anaemia

7 - In one heartbeat, diastole lasts about seconds;

A ) 0.6
B ) 0.4 ✅
C ) 0.3
D ) 0.2

8 - These are formed by the division of arterioles:

A ) Arteries
B ) Capillaries ✅
C ) Veins
D ) Lymph capillaries

9 - In a tissue, capillaries join to form;

A ) Veins
B ) Capillaries
C ) Venules ✅
D ) Arterioles

10 - Hepatic artery supplies blood to the;

A ) Kidneys
B ) Liver ✅
C ) Digestive tract
D ) Heart

12 - External iliac artery gives blood to;

A ) Arms
B ) Knee
C ) 6Shank and thigh
D ) Shank, thigh, knee ✅

13 - World Heart Day is celebrated on:

A ) 6 September
B ) 8 September
C ) 28 September ✅
D ) 21 May

14 - People commonly measure their plus in;

A ) Head
B ) Wrist ✅
C ) Groin
D ) Top of the foot

15 - Karl Landsteiner discovered the Rh-blood group system in:

A ) 1920's
B ) 1930's ✅
C ) 1940's
D ) 1950's

17 - Cancerous mutations in bone marrow or lymph tissue cells causes;

A ) Cooley's anaemia
B ) Leukaemia
C ) Blood cancer
D ) Leukaemia or Blood Cancer ✅

18 - The number of thrombocytes in man are;

A ) 2500 per mm³
B ) 25000 per mm³
C ) 250000 per mm³ ✅
D ) 5000 per mm³

19 - Number of leukocytes in man are;

A ) 750 per mm³
B ) 7000 _ 8000 per mm³ ✅
C ) 75000 per mm³
D ) 5000 per mm³

20 - Blood without blood cells is called;

A ) Lymph
B ) Tissue fluid
C ) Plasma ✅
D ) Serum

21 - In anemia blood does not;

A ) Agglutinate
B ) Clump
C ) Coagulate
D ) Contain sufficient red blood cells ✅

22 - The Hepatic portal veins carry blood from;

A ) Mouth
B ) Oesophagus
C ) Intestines and stomach ✅
D ) Kidneys

23 - Antibodies are produced by:

A ) Platelets
B ) Lymphocytes ✅
C ) Basophils
D ) Erythrocytes

24 - Pressure flow mechanism is about;

A ) Translocation of food ✅
B ) Transport of water
C ) Opening of stomata
D ) Transpiration

25 - 80 mmHg is a ____ pressure absorbed in the arteries;

A ) Diastole ✅
B ) Systole
C ) Atrial systole
D ) Ventricular and atrial systole

26 - Average life of span of leukocytes is;

A ) One month
B ) One year
C ) Months to years ✅
D ) One day

27 - The + ve or - be blood group is due to;

A ) Antigen Rh ✅
B ) Rh Antibody
C ) AB Antigens
D ) Antigen A

28 - The thickest part of heart is;

A ) Right atrium
B ) Left atrium
C ) Right ventricle
D ) Left ventricle ✅

29 - The movement of water into the cell produces ____ in the cell.

A ) Turgor ✅
B ) Flaccid state
C ) Evaporation
D ) Osmosis

30 - The period of ventricular contraction is called;

A ) Diastole
B ) Systole
C ) Atrial systole
D ) Ventricular systole ✅