Topic: Biology

119 Questions
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#18218 Medium MDCAT Biology Premium

Photorespiration Effect

During photorespiration, ribulosebiphosphate carboxylase fixes oxygen which results in lowering the overall rate of

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#18187 Medium MDCAT Biology Premium

Insectivorous Plants

Insectivorous plants are usually found in the soil that is deficient in

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#18203 Medium MDCAT Biology Premium

Prion Diseases

Prions are infectious proteins known to cause

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#18188 Medium MDCAT Biology Premium

Swallowing Mechanism

The given diagram represents the entry of food particle K in trachea. Which of the following reasons could be responsible for the entry of particle K into larynx instead of oesophagus?

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#18189 Medium MDCAT Biology Premium

Photorespiration Effect

In photorespiration, Rubisco fixes oxygen instead of an inorganic compound. This causes a decrease in the rate of

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#18190 Medium MDCAT Biology Premium

Earthworm Respiration

In the earthworm, the diffusion of oxygen into cells is carried out by

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#18191 Medium MDCAT Biology Premium

Diaphragm Shape

The diaphragm becomes dome shaped when

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#18192 Medium MDCAT Biology Premium

Imbibition in Plants

Which of the following is TRUE about ‘imbibition’ in plants?

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#18177 Medium MDCAT Biology Premium

Cyanobacteria Role

Cyanobacteria are used to convert waste land into cultivatable land. Which of the following features of cyanobacteria is indicated here?

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#18193 Medium MDCAT Biology Premium

Stomatal Regulation

The movement of which of the following ions regulates the opening of the stomata?

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