The diverse cichlid fishes in the East African Rift Lakes primarily represent an example of
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Multiple Choice Question
The phenomenon where the exogenous application of cytokinins delays the senescence (aging) of leaves by preventing the degradation of chlorophyll and proteins is scientifically known as:वह घटना जहाँ साइटोकाइनिन का बहिर्जात अनुप्रयोग (exogenous application) क्लोरोफिल और प्रोटीन के क्षरण को रोककर पत्तियों की जीर्णता (senescence) में देरी करता है, वैज्ञानिक रूप से क्या कहलाती है?
Explanation:
Discovered by Richmond and Lang in 1957, the application of kinetin (a cytokinin) to detached leaves dramatically retards their yellowing and aging.
1957 में रिचमंड और लैंग द्वारा खोजा गया, अलग हुई पत्तियों पर काइनेटिन (एक साइटोकाइनिन) का उपयोग उनके पीलेपन और उम्र बढ़ने को नाटकीय रूप से धीमा कर देता है।
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This question belongs to the set "Biology Practice Test 20 – Unit 5 (Plant Physiology & Taxonomy (Botany) – SET 4/4)". Click below to read detailed notes and attempt the full quiz.
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