चिकित्सा शिक्षा आयोग (CEE) बीएस्सी नर्सिङ र बीएनएस प्रवेश तयारी
चिकित्सा शिक्षा आयोग (CEE) – बीएस्सी नर्सिङ र बीएनएस प्रवेश
B.Sc. Nursing & BNS Entrance · Medical Education Commission – CEE
२,०३९ प्रश्न उपलब्ध। मोड छान्नुहोस्:
MBBS/BDS/Nursing प्रवेश: प्रश्न र उत्तर
सही लागेको विकल्पमा थिच्नुहोस्। सही भए हरियो, गलत भए रातो देखिन्छ; ३ सेकेन्डपछि सही उत्तर र व्याख्या देखिन्छ।
सही: ० / ०
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Leucoplasts that store oils and fats are called:
सही उत्तर: घ) elaioplasts
Elaioplasts store oils and fats, amyloplasts store starch and aleuroplasts store proteins.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The red colour of ripe tomatoes and the orange colour of carrots are due to pigments present in:
सही उत्तर: ख) chromoplasts
Chromoplasts contain fat-soluble carotenoid pigments such as lycopene and carotene, which give yellow, orange or red colours.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The hardness and rigidity of the secondary cell wall of xylem vessels and fibres is mainly due to deposition of:
सही उत्तर: ख) lignin
Lignin deposited in the secondary wall makes xylem elements and fibres hard, rigid and water-resistant.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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In 1983 Eli Lilly produced human insulin using recombinant DNA technology by:
सही उत्तर: क) making the A and B chains separately in E. coli and joining them by disulphide bonds
DNA sequences for the A and B chains were introduced into E. coli plasmids; the chains were produced separately and combined by forming disulphide bridges.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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'Rosie', the first transgenic cow (1997), produced milk enriched with:
सही उत्तर: ख) human alpha-lactalbumin
Rosie's milk contained human α-lactalbumin (about 2.4 g/L) and was nutritionally more balanced for human babies than ordinary cow milk.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Lac, used in making varnishes and sealing wax, is a resinous secretion of the insect:
सही उत्तर: ख) Kerria (Laccifer) lacca
The female lac insect Kerria lacca secretes lac from dermal glands while feeding on host trees such as kusum and palash.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Silk is obtained from the cocoons of the silkworm Bombyx mori, whose caterpillars feed on the leaves of:
सही उत्तर: घ) mulberry
Mulberry silk, the most common kind, is produced by Bombyx mori larvae reared on mulberry (Morus) leaves; silk farming is called sericulture.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The brain (cranial) capacity of Homo erectus, which lived about 1.5 million years ago, was about:
सही उत्तर: क) 900 cc
Homo habilis had 650–800 cc, Homo erectus about 900 cc and Neanderthal man about 1400 cc.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Nicotine in tobacco raises blood pressure and heart rate because it stimulates the:
सही उत्तर: ख) adrenal medulla to release adrenaline and noradrenaline
Nicotine stimulates the adrenal medulla to release adrenaline and noradrenaline into the blood, both of which raise blood pressure and heart rate.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Cocaine, obtained from the coca plant (Erythroxylum coca), produces its effects mainly by:
सही उत्तर: घ) interfering with the transport of the neurotransmitter dopamine
Cocaine blocks dopamine reuptake, producing euphoria and increased energy; excess causes hallucinations.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
यी अभ्यास प्रश्न हुन्, आधिकारिक प्रश्न होइनन्। पाठ्यक्रम, विज्ञापन र नतिजाका लागि सम्बन्धित निकायको आधिकारिक वेबसाइट हेर्नुहोस्। उत्तरमा गल्ती भेटे प्रश्नमुनिको "टिप्पणी / गल्ती रिपोर्ट" मा लेख्नुहोस्।
नमस्ते! पाठ्यक्रम, सामान्य ज्ञान, भाषा परीक्षा वा कुनै प्रश्नको उत्तर बुझ्न सोध्नुहोस्।
AI ले गल्ती गर्न सक्छ। महत्वपूर्ण कुरा आधिकारिक स्रोतमा जाँच्नुहोस्।