Biology questions
20584 published questions with worked solutions.
- Which of the following statement is true for lymph?
- Renal portal system is
- A circulatory system, which is formed by capillaries and with capillaries is
- Pulmonary artery carries
- Heart pumps blood more forcefully in older persons than in younger persons due to
- In mammals, the opening of postcaval in the right auricle is guarded by
- To which of the following, bundle of His passes stimulus of contraction?
- Which is correct for artery?
- An artificial pacemaker is implanted subcutaneously and connected to the heart in patients
- Maximum surface area of circulating system in seen in
- The difference between blood and lymph is
- Carotid artery supplies oxygenated blood to
- Haemoglobin contains
- Primary blood cells are formed in
- Which of the following carries glucose from digestive tract to liver?
- The number of valves that guard the opening at the origin of carotico systemic aorta is
- In mammals, the blood from the right auricle goes to
- Right auricle of the mammalian heart releases blood through
- With the increasing distance from heart, the elasticity as well as magnitude of the muscular layer of arteries would
- Blood pressure is defined as the force with which blood