Which of the following has maximum water potential?
Options
(a) pure water (b) 2% sucrose solution (c) 4% glucose solution (d) 10% sodium chloride solution
Correct Answer:
pure water
Explanation:
Water potential of […]
Structural and functional unit of contractile apparatus in striated muscle is called
Options
(a) cross bridge (b) myofibril (c) Z-band (d) sarcomere
Correct Answer:
sarcomere
Explanation:
Sarcomere is the functional unit of myofibril. […]
Smooth endoplasmic reticulum acts as a major site for synthesis of
Options
(a) lipids and steroids (b) proteins (c) ribosomes (d) DNA
Correct Answer:
lipids and steroids
Explanation:
No explanation available. Be the […]
Glycolysis leads to the formation of 2 molecules of
Options
(a) oxaloacetic acid (b) pyruvic acid (c) citric acid (d) acetic acid
Correct Answer:
pyruvic acid
Explanation:
The common aerobic respiration consists of three […]
Chemical A is used for water softening to remove temporary hardness. A reacts with sodium carbonate to generate caustic soda.When CO₂ is bubbled through A, it turns cloudy. what is A?
Options
(a) […]
Of the following reaction, only one is a redox reaction.Identify this reaction
Options
(a) Ca(OH)₂ + 2HCl → CaCl₂ + 2H₂O (b) 2S₂O₇²⁻ + 2H₂O → 2SO₄²⁻ + 4H⁺ (c) BaCl₂ + MgSO₄ […]
Vegetative fertilization leading to the formation of endosperm refers to
Options
(a) fusion of male gamete with diploid secondary nucleus (b) fusion of female gamete with diploid secondary nucleus (c) fusion of two […]
Which of these cells is the largest cell of the ovule?
Options
(a) antipodal cell (b) central cell (c) megaspore mother cell (d) the size of the cells varies from species to species […]
Aniline is treated with a mixture of sodium nitrite and hypophosphorus acid, the product formed is
Options
(a) aniline diazonium hypophosphate (b) benzene (c) anilinium hypophosphite (d) aniline diazonium hypophosphite
Correct Answer:
benzene
Ferrocene is an example of
Options
(a) sand-wiched complex (b) π-bonded complex (c) a complex in which all the five carbon atoms of cyclopentadiene anion are bonded to the metal (d) all of […]
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