Ball and socket joints can be seen in
Ball and socket joints can be seen in
Options
(a) Wrist (b) Fingers (c) Neck (d) Shoulders
Correct Answer:
Shoulders
Explanation:
Shoulder sand hip joints are the examples of ball and socket joints.
JK2002
The most widely accepted theory of ascent of sap is
The most widely accepted theory of ascent of sap is
Options
(a) capillarity (b) pulsatory movement of living tissue (c) role of atmospheric pressure (d) transpiration pull and cohesion
Correct Answer:
transpiration pull […]
Prokaryotic ribosomes has sedimentation coefficient of
Prokaryotic ribosomes has sedimentation coefficient of
Options
(a) 80S (b) 70S (c) 40S (d) 60S
Correct Answer:
70S
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Flagella with single strand and composed of flagellin is found in
Flagella with single strand and composed of flagellin is found in
Options
(a) prokaryotes (b) eukaryotes (c) both prokaryotes and eukaryotes (d) none of these
Correct Answer:
prokaryotes
Explanation:
No explanation available. Be the […]
In the presence of Lewis acid toluene reacts with chlorine to give
In the presence of Lewis acid toluene reacts with chlorine to give
Options
(a) m-chlorotoluene (b) o,p-chlorotoluene (c) benzylchloride (d) none of these
Correct Answer:
o,p-chlorotoluene
Explanation:
No explanation available. Be the first […]
Which of the following is a disproportionation reaction
Which of the following is a disproportionation reaction
Options
(a) 2Cu⁺ → Cu²⁺ + Cu (b) Cu → Cu⁺ (c) Cl₂ → 2Cl⁻ (d) 2Mg + O₂ → 2MgO
Correct Answer:
2Cu⁺ → […]
The oxidation number of sulphur is -1 in
The oxidation number of sulphur is -1 in
Options
(a) FeS (b) FeS₂ (c) 2NaO – S = O₂ (d) 2NaO – S₂ = O₂
Correct Answer:
FeS₂
Explanation:
No explanation available. Be […]
In which of the following compounds manganese has oxidation number equal
In which of the following compounds manganese has oxidation number equal to that of iodine in KIO₄
Options
(a) Potassium manganate (b) potassium permanganate (c) Manganous chloride (d) Manganese chloride
Correct Answer:
potassium […]
Butanenitrile is prepared by heating
Butanenitrile is prepared by heating
Options
(a) propyl alcohol with KCN (b) butyl alcohol with KCN (c) butyl chloride with KCN (d) propyl chloride with KCN
Correct Answer:
propyl chloride with KCN
Explanation: […]
Which is insoluble in water
Which is insoluble in water
Options
(a) Sodium carbonate (b) Sodium bicarbonate (c) Calcium carbonate (d) Calcium bicarbonate
Correct Answer:
Calcium carbonate
Explanation:
No explanation available. Be the first to write the explanation […]