NEET UG BIOLOGY MCQ: BODY FLUIDS AND CIRCULATION

1 Medium

1 of 1

Understanding +4 | -1

Incomplete circulation is found in
I. reptiles II. amphibians
III. birds IV. mammals
The correct option with appropriate choices is

View answer and explanation

Correct option: A

I and II

Option A (I and II) is correct because reptiles and amphibians have incomplete double circulation due to the mixing of oxygenated and deoxygenated blood in their single ventricle.

More Questions from BODY FLUIDS AND CIRCULATION

Practice All Chapter MCQs →

In ABO blood grouping, person with blood group

{O^ - }

can accept blood from On a beautiful sunny day, a man went for jogging and climbed few stairs in the park. His heart starts beating 95 times per minute. In left ventricle, the volume of blood at the end of ventricular systole is

60 \,\mathrm{~mL}

whereas the volume of blood at the end of ventricular diastole was

140 \,\mathrm{~mL}

. What is the cardiac output in this person? Which area allows the atria to completely empty as the ventricles fill with blood? Serum is Identify the wrong statement with reference to the gene ‘I’ that controls ABO blood groups The action potential is conducted to the ventricles by AVN. Damage to AVN results in