CTEVT डिप्लोमा इन्जिनियरिङ डिप्लोमा इन सिभिल/कम्प्युटर/इलेक्ट्रिकल प्रवेश तयारी
CTEVT डिप्लोमा इन्जिनियरिङ – डिप्लोमा इन सिभिल/कम्प्युटर/इलेक्ट्रिकल प्रवेश
CTEVT Diploma Entrance · CTEVT Diploma in Engineering
१,५७१ प्रश्न उपलब्ध। मोड छान्नुहोस्:
CTEVT डिप्लोमा इन्जिनियरिङ 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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Which blood vessel carries deoxygenated blood from the heart to the lungs?
सही उत्तर: ख) Pulmonary artery
The pulmonary artery is the only artery carrying deoxygenated blood, from the right ventricle to the lungs.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Oxygen is carried in the blood mainly by:
सही उत्तर: ख) haemoglobin in red blood cells
Haemoglobin in RBCs combines with oxygen in the lungs and releases it in the tissues.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The double-helix model of DNA was proposed in 1953 by:
सही उत्तर: ग) Watson and Crick
James Watson and Francis Crick described DNA as two strands twisted into a double helix.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The sex chromosomes of a human male are:
सही उत्तर: ग) XY
Males have one X and one Y chromosome; females have two X chromosomes.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Meiosis differs from mitosis because meiosis:
सही उत्तर: ख) halves the chromosome number and forms gametes
Meiosis produces four haploid gametes with half the chromosome number, while mitosis gives two identical diploid cells.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which structure is present in a plant cell but absent in an animal cell?
सही उत्तर: घ) Cell wall
Plant cells have a cellulose cell wall (and chloroplasts), which animal cells lack.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A bat, which can fly, is classified as a:
सही उत्तर: घ) mammal
Bats have hair, give birth to young and feed them milk, so they are mammals.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The five-kingdom classification of living organisms was proposed by:
सही उत्तर: ग) R. H. Whittaker
Whittaker (1969) classified organisms into Monera, Protista, Fungi, Plantae and Animalia.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Soaps are chemically:
सही उत्तर: घ) sodium or potassium salts of long-chain fatty acids
Soap is formed by saponification of fats/oils with NaOH or KOH, giving sodium or potassium salts of fatty acids.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Polythene is a polymer made from the monomer:
सही उत्तर: ग) ethene
Many ethene (CH₂=CH₂) molecules join by addition polymerisation to form polythene.
💬 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।