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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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Identify the plant modification that enables a pea plant to ascend a trellis or another plant:

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The fluid present between joints, that makes the movement of joints easy, is called:

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Consider the following statements regarding human teeth: 1. Enamel is the largest dental tissue, forming the bulk of the tooth beneath the enamel. 2.…

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In the nervous system of animals, a chemical process occurring at the dendrite end of a neuron results in the generation of what kind…

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What is the primary function of the fluid-filled cushioning inside the skull in safeguarding the brain?

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The nervous tissue of the body mainly consists of a well-organised network of which specialised cells responsible for transmitting nerve impulses?

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Which organ functions as the primary control and coordination centre of the human body?

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Automatic reflex actions such as salivation and vomiting are controlled by which part of the hindbrain?

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Which region of the human brain contains distinct functional centers responsible for sensory modalities such as vision, hearing, and smell?

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Which of the following is a part of the central nervous system (CNS) in humans?

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Which part of the human brain is chiefly responsible for maintaining and regulating the body’s circadian rhythm or sleep–wake cycle?

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In humans, gustatory receptors are associated with which of the following senses?

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In the human stomach, what is the main role of hydrochloric acid?

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Which of the following organs is positioned at the highest level in the human body?

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In ruminants like cattle, bacteria present in____helps in digestion of cellulose.

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In humans, the digestion of carbohydrates like starch, begins in which of the following parts?

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Liver gland secretes that are stored in a sac called the gallbladder.

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Consider the following statements: 1. Grass-eating animals require a Shorter small intestine to digest cellulose. 2. Meat-eating animals usually have a longer small intestine…

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Match the following enzymes with their functions in the human digestive system. Enzyme | Function 1. Salivary amylase | A. Breaks down proteins into…

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