In which part of human digestive tract common bile duct opens ?
Which of the following statements is not correct?
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Which of the following protects inner lining of stomach from hydrochloric acid secreted by gastric glands ?
Blood pressure is measured by an instrument called
When few drops of iodine were poured on a potato slice, the potato turned blue-black in colour. This indicates that potato contains
Normal blood pressure (systolic/diastolic) is
Salivary amylase secreted by salivary glands is responsible for which event in mouth?
In a closed circulatory system, blood is completely enclosed within
In which part of the alimentary canal complete digestion and absorption of food takes place ?
The process in which loss of water takes place in the form of water vapour through stomata is called
In our body during the process of respiration exchange of gases takes place in
A biochemical compound that readily combines with oxygen and distributes it throughout the human body is
In respiration, air passes through
Which of the following statement(s) is (are) true about respiration ?
(i) During exhalation, ribs move inwards and diaphragm is lowered.
(ii) Exchange of gases takes place in alveoli.
(iii) During inhalation, ribs move outwards and diaphragm is lowered.
(iv) Haemoglobin has greater affinity for carbon dioxide.
A large quantity of one of the following is removed from our body by lungs:
Backflow of blood inside the heart is prevented during contraction by
The fermentation of glucose by yeast normally yields
Extra cellular fluid in our tissues is also known as
The part of the digestive system where no digestion takes place is
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