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Biology questions and answers

Browse questions about Biology, with answers and explanations.

446 questions

Animal Kingdom39 questionsCell Biology79 questionsCirculatory System15 questionsClassification and Scientific Names8 questionsDigestive System16 questionsDiscoveries and Vaccines19 questionsEcology3 questionsEndocrine System8 questionsEnzymes and Hormones16 questionsExcretory System6 questionsHuman Health and Disease45 questionsMicrobiology14 questionsMiscellaneous48 questionsNervous System10 questionsNutrition and Biomolecules17 questionsPlant Diseases1 questionsPlant Kingdom42 questionsPlant Physiology24 questionsReproduction15 questionsRespiration4 questionsScientific Study8 questionsSensory Organs5 questionsSkeletal System4 questions

Questions

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Which of the following diseases is transmitted by the bite of an infected female phlebotomine sandfly, characterized by irregular fever, weight loss and enlargement…

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Lack of functional small intestine can cause a malabsorption disorder leading to diarrhoea, malnutrition, weight loss etc. This particular condition is known as:

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Consider the following statements: 1. The ELISA test is used for the diagnosis of Typhoid fever. 2. The Widal test is commonly used for…

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In what condition does the body's immune system attack the actual intrinsic factor protein or the cells in your stomach lining that makes it?

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Consider the following statements: 1. Vitamin B9 contains folic acid. 2. It prevents neural tube defects in newborn babies. Which of the above statement(s)…

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Which of the following is a rare group of genetic disorders caused by mutations of certain genes affecting the colour (pigmentation) of the skin,…

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Which of the following is a food - borne disease caused by the consumption of contaminated food or beverages?

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Which of the following is an infectious disease rather than a genetic or chromosomal disorder?

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What is the name of the inflammatory condition that causes cracks, crusting and scaling at the corners of the mouth due to vitamin B…

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What is the other name of tetanus caused by toxin producing bacteria called clostridium tetani?

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Name a common electrolyte disorder that occurs when the amount of sodium in your blood becomes abnormally low.

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Match the columns. Column A (disorder) | Column B (hormone/gland) i. Addison’s disease | a. Adrenal gland ii. Hashimoto’s disease | b. Thyroid gland…

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Which condition, also known as icterus, causes a yellowing of your skin and the whites of your eyes?

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Match the points under Column A with those under Column B. The organisms are associated causes, not an exhaustive list of causes for each…

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Which of the following foods generally increase blood pressure?

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Which of the following events occurs at the beginning of the photosynthesis process in green plants?

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During the process of photosynthesis in plants, which of the following substances is released as a waste product?

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A single molecule of glucose contains how many carbon atoms?

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In the source stomatal-apparatus diagram, two kidney-shaped guard cells surround a narrow central slit. The arrow labelled A ends on that central slit. What…

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Which of the following is classified as a micronutrient required by crops from the soil?

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In plants, which cells regulate the opening and closing of stomata on the leaf surface?

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Through which process do plants mainly eliminate excess water from their system?

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Which of the following actions is NOT a method by which insect pests damage crop plants?

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