Sindh MDCAT 2020 Paper

61- The end product of glycolysis in aerobic respiration is:

A. Ethanol and carbon dioxide  
B. Lactate
C. Pyruvate
D. Acetyl CoA  

Answer : C. Pyruvate

62- Which of the following is not related to enveloped virus?

A. They survive for a short time
B. Their envelope is sensitive to sunlight
C. They are tolerant to antidotes  
D. Envelope is derived from host

Answer : A. They survive for a short time

63- Numerous opportunistic diseases might attack a person suffering from which of the following diseases?

A. Measles
B. Influenza
C. Hepatitis A  
D. AIDS

Answer : D. AIDS

64- The complete, mature and infectious virus particle is known as:

A. Venome
B. Genome
C. Virion
D. Capsid

Answer : C. Virion

65- Which of the following is NOT TRUE about Human Immunodeficiency virus (HIV)?

A. It is retrovirus
B. It is surrounded by an envelope
C. It does not cause AIDS
D. It causes the deficiency of the human immune system 

Answer : C. It does not cause AIDS

66- Select a method which cause the oxidation of constituent of a bacterial cell:

A. Steam
B. Filtration
C. Dry heat
D. Radiation

Answer : C. Dry heat

67- Which of the following is TRUE about the structure of a typical bacterium?

A. It has a cell wall
B. It has cytoplasm
C. It has genetic material
D. All of the above

Answer : D. All of the above

68- Red algae do not contribute towards:

A. Making coral reefs
B. Forming limestone deposits  
C. Making fertilizers
D. Forming chalk deposits  

Answer : C. Making fertilizers

69- Which of the following is true about amoeba?

A. They have flagella
B. They are multicellular
C. They do not cause any disease in humans
D. They move by forming specialized cytoplasmic projections called pseudopodia

Answer : D. They move by forming specialized cytoplasmic projections called pseudopodia

70- The directional movement toward or away from the stimulus is called:

A. Tropism
B. Orientation
C. Taxis
D. Non orientation

Answer : A. Tropism

71- Photophosphorylation takes place in the of the chloroplasts.

A. Stroma
B. Granum
C. Inner membrane  
D. Outer membrane

Answer : B. Granum

72- Select an annioic from the following:

A. Snake
B. Frog
C. Parrot
D. Crocodile

Answer : B. Frog

73- In roots the apoplast pathway of water is disrupted when water reaches:

A. Plasmodesmata
B. Cortex
C. Endodermis
D. Pith

Answer : C. Endodermis

74- Regarding structure of human heart chordae tendinea are present in:

A. Ventricles
B. Pulmonary valve  
C. Atria
D. Aortic valve

Answer : A. Ventricles

75- The only vein in human body carrying oxygenated blood is:

A. Femoral
B. Pulmonary
C. Renal
D. Iliac

Answer : B. Pulmonary

76- The cells which play very important in developing immunity are:

A. Lymphocytes
B. Monocytes
C. Neutrophils
D. Thrombocytes

Answer : A. Lymphocytes

77- Which of the following blood vessels have the highest pressure of blood?

A. Aorta
B. Pulmonary arteries
C. Pulmonary veins 
D. Vena Cava

Answer : A. Aorta

78- Autoimmune disease act at the principle of:

A. Self against antigens
B. Antigens against self  
C. Self against self
D. Antigens self-destroyed  

Answer : C. Self against self

79- In human heart, the left atrium receives:

A. The superior Vena Cava
B. The inferior Vena Cava  
C. The Coronary sinus
D. The four pulmonary veins

Answer : D. The four pulmonary veins

80- Antibodies are manufactured in:

A. T-lymphocytes
B. Red blood cells
C. Platelets
D. B-Lymphocytes

Answer : D. B-Lymphocytes

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