Sexual reproduction in which DNA of bacteria is transferred to another by the help of bacteriophage is
Options
(a) transformation (b) transduction (c) transcription (d) conjugation
Correct Answer:
transduction
Explanation:
No explanation available. […]
A patient suffering from cholera is given saline drip because
Options
(a) Cl⁻ ions are important component of blood plasma (b) Na⁺ ions help to retain water in the body (c) Na⁺ ions […]
Acetamide and ethylamine can be distinguished by reacting with
Options
(a) dilute HCl and heat (b) NaOH solution and heat (c) acidified KMnO₄ (d) Br₂ water
Correct Answer:
NaOH solution and heat
Explanation: […]
In dichromate dimer
Options
(a) 4 Cr – O bonds are equal (b) 6 Cr – O bonds are equal (c) all Cr – O bonds are equal (d) all Cr – O […]
Which of the following is paramagnetic
Options
(a) NO₂ (b) N₂O (c) N₂O₃ (d) N₂O₅
Correct Answer:
NO₂
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Lucas test is used for the determination of
Options
(a) alcohols (b) alkyl halides (c) phenols (d) aldehydes
Correct Answer:
alcohols
Explanation:
No explanation available. Be the first to write the explanation for […]
Portland cement contains the following amount of CaO
Options
(a) 5-15% (b) 20-35% (c) 50-60% (d) 70-80%
Correct Answer:
50-60%
Explanation:
No explanation available. Be the first to write the explanation for this […]
Sprain is due to the excessive pulling of
Options
(a) veins (b) muscle (c) ligament (d) neurons
Correct Answer:
ligament
Explanation:
No explanation available. Be the first to write the explanation for this […]
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