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11th Class Biology Chapter Wise MCQs:

Karachi board, Sukkur board, Hyderabad board, Larkana board, Mirpur Khas board.

Sindh->11th Class->Biology MCQs

Sindh Question:

Which phylum is the biggest phylum on the basis of kind of species.

A: Arthropod
B: Chordata
C: Nematoda
D: Porifera
Answer: A

Sindh Question:

Soluble milk protein (Caseinogen) is converted into insluble proteins (Casein) by the help of Enzyme?

A: Pepsin
B: Lipase
C: Renin
D: Amylase
Answer: C
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Sindh Question:

In living organism Water is constitutes upto

A: 50%
B: 75%
C: 80%
D: 70%
Answer: D

Sindh Question:

The difference between systolic and diastolic pressure is called______

A: Blood pressure
B: Pulse pressure
C: Blood circulation
D: Blood count
Answer: B

Sindh Question:

Mercury manometers known as sphygmomanometer are used to measure_______

A: Blood count
B: Blood pressure
C: Pulse pressure
D: Blood deficiency
Answer: B

Sindh Question:

The smaller arteries are called ______

A: Arterioles
B: Ventrioles
C: Capillaries
D: Lymph nodes
Answer: A

Sindh Question:

Arteries are ______walled consisting of 3 layers

A: Thin
B: Thick
C: Perforated
D: Semi permeable
Answer: B

Sindh Question:

In medical term blue baby is called______

A: Cyanosis
B: Purkinje
C: Edema
D: Hypertension
Answer: A

Sindh Question:

The S-A node initiates the heart beat thus known as ________

A: Purkinje fibres
B: Pace maker
C: LUB
D: Bundle of HIS
Answer: B

Sindh Question:

A human normal heart beats ______times per minute at rest

A: 52
B: 62
C: 42
D: 72
Answer: D

Sindh Question:

The volume of blood pumped per minute by the left ventricle into the systematic circuit is called________

A: Heart beat
B: Cardiac cycle
C: Cardiac output
D: Systole
Answer: C

Sindh Question:

The resting period of the heart chambers is called______

A: Diastole
B: Systole
C: Cardiac output
D: Cardiac cycle
Answer: A

Sindh Question:

The sequence of events which take place during the completion of one heart beat is called ________

A: Rhythmic cycle
B: Cardiac cycle
C: Pulmonary cycle
D: Cardiac output
Answer: B

Sindh Question:

Leukaemia is a blood________

A: Correction
B: Disorder
C: Abnormality
D: Inherited
Answer: B

Sindh Question:

White blood cells are also called ________

A: Leukocytes
B: Erythrocytes
C: Thrombocytes
D: Platelets
Answer: A

Sindh Question:

The life of RBCS is ____days

A: 20-30
B: 120
C: 150
D: 7-8
Answer: B

Sindh Question:

RBCs contain a respiratory pigment called _______

A: Haemoglobin
B: Oxyhaemoglobin
C: Bilirubin
D: Histamine
Answer: A

Sindh Question:

Red blood cells are also called as ______

A: Leukocytes
B: Lymphocytes
C: Erythrocytes
D: Platelets
Answer: C

Sindh Question:

_____%of plasma is made up of water

A: 10
B: 90
C: 50
D: 30
Answer: B

Sindh Question:

_________constitutes of 55% of the blood

A: Blood corpuscles
B: White blood cells
C: Red blood cells
D: Plasma
Answer: D

Sindh Question:

Blood is a viscous red _______ tissue

A: Connective
B: Conductive
C: Mammalian
D: Epidermal
Answer: A

Sindh Question:

In fishes the heart is _____shaped

A: F
B: S
C: C
D: J
Answer: B

Sindh Question:

In birds and mammals the heart is _______chambered

A: 2
B: 3
C: 4
D: 5
Answer: C

Sindh Question:

The circulatory system in which the oxygenated and deoxygenated blood are mixed is called _______

A: Incomplete double circulation
B: Complete double circulation
C: Incomplete single circulation
D: Complete single circulation
Answer: A

Sindh Question:

In amphibians and reptiles the heart has ______ chambers

A: 2
B: 4
C: 5
D: 3
Answer: D

Sindh Question:

In fishes the blood flows in _______ direction thus called single circuit plan

A: 2
B: 1
C: 3
D: 4
Answer: B

Sindh Question:

The heart of fish is ________chambered

A: 4
B: 1
C: 2
D: 3
Answer: C

Sindh Question:

Animals with __________circulatory system are generally larger than in the other type.

A: Open
B: Closed
C: Single circuit plan
D: Double circuit plan
Answer: B

Sindh Question:

In Annelida,echinoderm,cephalopods and vertebrates ______ type of circulatory system is found.

A: Closed
B: Open
C: Single circuit plan
D: Double circuit plan
Answer: A

Sindh Question:

In open circulatory system there is no distinction between blood and intestinal fluid,so the body fluid is known as _______

A: Haemocoel
B: Haemolymph
C: Plasma
D: Haemoglobin
Answer: B