If pressure is constant, the rate of diffusion varies with … proportional to density
Options
(a) directly (b) inversely (c) inversely to square root (d) directly to square root
Correct Answer:
inversely to […]
Which of the following compounds has the highest boiling point
Options
(a) CH₃CH₂CH₂Cl (b) CH₃CH₂CH₂CH₂Cl (c) CH₃CH(CH₃)CH₂Cl (d) (CH₃)₃CCl
Correct Answer:
CH₃CH₂CH₂CH₂Cl
Explanation:
No explanation available. Be the first to write the […]
Heroin is formed from …. by acetylation
Options
(a) morphine (b) reserpine (c) cinchonine (d) none of these
Correct Answer:
morphine
Explanation:
No explanation available. Be the first to write the explanation for […]
Which of the following shows smallest cranial capacity?
Options
(a) rhesus monkey (b) orangutan (c) chimpanzee (d) gorilla
Correct Answer:
orangutan
Explanation:
No explanation available. Be the first to write the explanation for […]
Quarantine regulation are concerned with
Options
(a) spraying of diseased plants with insecticide (b) prevention of entry of diseased plants in country (c) growing or entry of diseased plants in country (d) promotion […]
Third generation pesticide is
Options
(a) juvenile hormone analogue (b) pheromone (c) sterilogastrone (d) weedicide
Correct Answer:
juvenile hormone analogue
Explanation:
Third generation pesticide is juvenile hormone analogue. It mimics like fenoxycarb. To reduce […]
Egg apparatus consists of
Options
(a) egg and two synergids (b) egg and central cell (c) egg and antipodal cell (d) egg and one synergid
Correct Answer:
egg and two synergids
Explanation:
No […]
Acetyl CoA is produced from pyruvate by
Options
(a) oxidative decarboxylation (b) oxidative photophosphorylation (c) oxidative hydrogenation (d) oxidative photorespiration
Correct Answer:
oxidative decarboxylation
Explanation:
No explanation available. Be the first to write […]
Frequency of stretched string will increase by
Options
(a) Decreasing tension and increasing density of material of wire (b) Keeping tension constant and increasing density (c) Keeping tension constant and decreasing density (d) […]
An observer moving away from a stationary source. The observed frequency is half of the emitted frequencies. The velocity of observer is (c=speed of sound in air)
Options
(a) c (b) c/2 (c) c/3 […]
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