The volume of 0.05 M KMnO₄ solution required to oxidized completely 2.70g of oxalic acid (H₂C₂O₄) in acidic medium will be
Options
(a) 120 cm³ (b) 240 cm³ (c) 360 cm³ (d) 480 […]
Colour of urine is yellow due to the pigment
Options
(a) urochromogen (b) urochrome (c) carotene (d) none of these
Correct Answer:
urochrome
Explanation:
The yellow colour of urine is due to urochrome. […]
Excretory product of birds and insects is
Options
(a) uric acid (b) urea (c) ammonia (d) TMO
Correct Answer:
uric acid
Explanation:
Uric acid is the end product of purine breakdown in most […]
Lysosomes are reservoirs (store house) of
Options
(a) hydrolytic enzymes (b) secretory glycoproteins (c) RNA and protein (d) fats or sugar of ATP
Correct Answer:
hydrolytic enzymes
Explanation:
No explanation available. Be the […]
Ethanol is produced from starch as a raw material by the activity of
Options
(a) Yeast (b) Protozoa (c) Virus (d) Rickettsia
Correct Answer:
Yeast
Explanation:
No explanation available. Be the first to […]
If the ratio of amplitude of two superposed waves is 2:1, then the ratio of maximum intensity and minimum intensity is
Options
(a) (9:1) (b) (1:9) (c) (4:1) (d) (1:4)
Correct Answer:
(9:1)
Explanation: […]
An adiabatic process occurs at constant
Options
(a) Temperature (b) Pressure (c) Heat (d) Temperature and pressure
Correct Answer:
Heat
Explanation:
No explanation available. Be the first to write the explanation for this […]
If the distance between the plates of two capacitor is increased then capacitance
Options
(a) increase (b) decrease (c) remains constant (d) first increase then decrease
Correct Answer:
decrease
Explanation:
Capacitance of a […]
A parallel plate air capacitor is connected to battery. After charging fully, the battery is disconnected and the plates are pulled further apart. The strength of the electric field inside the capacitor would
Options […]
An α-particle and a proton are accelerated through same potential difference from rest. Find the ratio of their final velocity
Options
(a) (4:1) (b) (1:1) (c) (1:√2) (d) (1:2)
Correct Answer:
(1:√2)
Explanation:
When […]
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