Biology questions
20584 published questions with worked solutions.
- Hypertension is not caused by [MH-CET 2009]
- Blocking of arteries is due to deposition of fats and calcium called [MH-CET 2002]
- Lymph (nodes) glands form [MP PMT 1999]
- Lymph vessels are united to form [BHU 2001]
- P – wave of ECG indicates (i) Depolarization of atrial muscles (ii) Activation of SA-node (iii) Spread of excitation from SA node...
- The blood vascular system of mammals is known as double vascular system because [AFMC 1995]
- Heart beat can be initiated by [CPMT 1971, AFMC 1977, AFMC 1979, Orissa JEE 1980, Orissa JEE 1986, Orissa JEE 1999, Orissa JEE...
- Which one is the correct route through which pulse making impulse travels in the heart? [K CET 1994, CBSE PMT 2004, Kerala PMT...
- Average cardiac output is [MP PMT 1996]
- Atherosclerosis refers to the ailment of
- Which of the following substances, if introduced into blood stream, would cause coagulation at the site of introduction? [CBSE...
- Which of the following functions are performed by autorhythmic fibres?
- Which one of the following substances in the blood in man imparts the oxygen carrying capacity to it?
- Which of the following leucocytes have an unlobed nucleus?
- A person has an arterial blood pressure of 160/100 mm Hg what is this condition called
- Cells which help in stopping the flow of blood are
- Blood platelets have life span of
- Cardiac output is
- In the ECG, the depolarization of atria is indicated by
- In a cardiac output of 5250 ml per minute, with 75 heartbeats per minute, the stroke volume is