Life Processes
23 Board Biology previous year questions on Life Processes — options free on every question; 2 include the answer & explanation free, the rest unlock with PYQ Pass.
Bile juice is secreted by
Liver
Correct Answer: B — Liver
Explanation: Bile juice is produced by the liver. It helps in the digestion of fats and is stored in the gall bladder.
Which type of reaction is respiration?
Oxidation
Respiration is a biochemical process in which organisms release energy byu breaking down of complex molecules. It is a type of Oxidation reaction. Oxidation because glucose is broken down and energy is released during the process.
While other options are:
Combination reaction: When two or more reactants reacts to form a single product.
Reduction: When electrons are gained then reduction takes places.
Endothermic Reaction: Reaction which absorbs heat from surrounding.
Goitre disease develops due to
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Peptic ulcer can be caused by
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The transfer of \({\mathrm{O}}_{2}\) from outside environment to cells and removal \({\mathrm{CO}}_{2}\) is referred to as
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Light reaction of photosynthesis takes place in
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Who among the following is called the 'Father of Biology' ?
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The posterior part of the oral cavity is
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Xylem in plant is responsible for
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Which of the following statements is not true about fermentation?
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Which of the following is an example of geotropism ?
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Bile juice is secreted in
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The main function of stomata is
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The biological process by which harmful products are removed from the body is called:
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Double circulation is not found in
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The excretory substance(s) of plants is/are
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Where does glucose reabsorption occur?
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The mechanism for removing harmful substances formed as a result of various activities from the body is called
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Which one of the following processes does not occur during photosynthesis?
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Which of the following is known as the 'energy currency' of the cell ?
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Normal blood pressure of a healthy human is:
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What is the function of the villi located in small intestine?
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From where does urea enter the blood?
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