If turgor pressure becomes equal to the wall pressure then
If turgor pressure becomes equal to the wall pressure, then
Options
(a) water leaves the cell (b) water enters the cell (c) no exchanges of water takes place (d) solute goes from the […]
AIIMS2002
The breaking stress of a wire depends upon
The breaking stress of a wire depends upon
Options
(a) Length of wire (b) Radius of wire (c) Material of wire (d) Shape of the cross-section
Correct Answer:
Material of wire
Explanation:
No explanation […]
Which of the following is a chiral compound
Which of the following is a chiral compound
Options
(a) Hexane (b) n-butane (c) Methane (d) 2,3,4-trimethyl hexane
Correct Answer:
2,3,4-trimethyl hexane
Explanation:
No explanation available. Be the first to write the explanation […]
Which of the following reaction produces hydrogen
Which of the following reaction produces hydrogen
Options
(a) Mg + H₂O (b) H₂S₄O₈ + H₂O (c) BaO₂ + HCl (d) Na₂O₂ + 2HCl
Correct Answer:
Mg + H₂O
Explanation:
No explanation available. […]
The solubility of CuBr is 2 ˣ 10⁻⁴ mol/L at 25⁰C. The Ksp value for CuBr is
The solubility of CuBr is 2 ˣ 10⁻⁴ mol/L at 25⁰C. The Ksp value for CuBr is
Options
(a) 4 ˣ 10⁻⁸ mol² L⁻² (b) 4 ˣ 10⁻⁴mol² L⁻² (c) 4 ˣ 10⁻¹¹mol² […]
The pH of solution containing 0.10 M sodium acetate and 0.03 M acetic acid is
The pH of solution containing 0.10 M sodium acetate and 0.03 M acetic acid is (pKa for CH₃COOH = 4.57)
Options
(a) 4.09 (b) 6.09 (c) 5.09 (d) 7.09
Correct Answer:
5.09
Explanation: […]
The heat of neutralization of a strong base and a strong acid is 57 kJ.
The heat of neutralization of a strong base and a strong acid is 57 kJ.The released when 0.5 mole of HNO₃ solution is added to 0.20 moles of NaOH solution,is
Options
(a) 11.4 […]
The intermediate formed in aldol condensation is
The intermediate formed in aldol condensation is
Options
(a) aldol (b) carbanion (c) alcohol (d) α-hydrogen ester
Correct Answer:
carbanion
Explanation:
No explanation available. Be the first to write the explanation for […]
Bud dormancy is induced by
Bud dormancy is induced by
Options
(a) ABA (b) ethylene (c) IAA (d) gibberellic acid
Correct Answer:
ABA
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
A string in musical instrument is 50 cm long and its fundamental frequency is 800 Hz.
A string in musical instrument is 50 cm long and its fundamental frequency is 800 Hz. If a frequency of 1000 Hz is to be produced, then required length of string is
Options