Practice focused topic-wise MCQs with answers and explanations for quick revision and exam preparation.
Difficulty select karke sirf is topic ke focused MCQs practice karein. Score, timer aur explanations student-friendly flow me milenge.
Showing 61-70 of 295 questions.
What type of vector is pBR322?
A. Plasmid cloning vector
pBR322 एक प्रसिद्ध plasmid cloning vector है। इसे class 11 biotechnology में common example माना जाता है। / pBR322 is a famous plasmid cloning vector. It is considered a common example in Class 11 biotechnology.
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Why is high copy number of pUC vector useful?
A. अधिक plasmid DNA मिल सकता हैMore plasmid DNA can be obtained
High copy number से एक कोशिका में plasmid की अधिक प्रतियाँ हो सकती हैं। इससे DNA yield बढ़ सकती है। / High copy number means more plasmid copies in one cell. This can increase DNA yield.
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Which vector is famous in plant genetic engineering?
A. Ti plasmid
Ti plasmid Agrobacterium tumefaciens से जुड़ा है। यह plant genetic engineering में महत्वपूर्ण vector है। / Ti plasmid is linked with Agrobacterium tumefaciens. It is an important vector in plant genetic engineering.
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T-DNA of Ti plasmid is linked with what?
A. पौधे की कोशिका में DNA transferDNA transfer into plant cell
T-DNA भाग पौधे की कोशिका में स्थानांतरित हो सकता है। Modified Ti plasmid plant transformation में उपयोगी है। / The T-DNA part can be transferred into plant cells. Modified Ti plasmid is useful in plant transformation.
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Why is Agrobacterium called a natural genetic engineer?
A. यह पौधों में DNA transfer कर सकता हैIt can transfer DNA into plants
Agrobacterium पौधे की कोशिका में T-DNA transfer कर सकता है। इसलिए इसे natural genetic engineer कहा जाता है। / Agrobacterium can transfer T-DNA into plant cells. Therefore it is called a natural genetic engineer.
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Bacteriophage lambda vector can be used in what?
A. DNA cloning
Lambda phage bacteria को infect करने वाला virus है और modified form में DNA cloning में उपयोगी हो सकता है। इसे phage vector समझें। / Lambda phage is a virus that infects bacteria and can be useful in modified form for DNA cloning. Understand it as a phage vector.
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Cosmid vector is considered a combination of features of what?
A. Plasmid और phage cos sitesPlasmid and phage cos sites
Cosmid plasmid-like replication और phage cos sites से जुड़ा vector है। यह larger inserts के लिए उपयोगी हो सकता है। / A cosmid is linked with plasmid-like replication and phage cos sites. It can be useful for larger inserts.
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The main idea of BAC is linked with what?
A. Bacterial artificial chromosome
BAC bacterial artificial chromosome है। यह large DNA fragments cloning के लिए उपयोगी vector है। / BAC means bacterial artificial chromosome. It is useful for cloning large DNA fragments.
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YAC is associated with which host system?
A. Yeast
YAC का अर्थ yeast artificial chromosome है। यह very large DNA inserts के लिए उपयोगी हो सकता है। / YAC means yeast artificial chromosome. It can be useful for very large DNA inserts.
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What is the advantage of small size in a cloning vector?
A. Manipulation और transformation आसान हो सकते हैंManipulation and transformation can be easier
छोटे vectors को isolate और introduce करना आसान होता है। इसलिए small size cloning में practical advantage है। / Small vectors are easier to isolate and introduce. Therefore small size is a practical advantage in cloning.
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