Night blindness is caused by the deficiency of
Night blindness is caused by the deficiency of Options (a) vitamin C (b) vitamin A (c) vitamin B₁₂ (d) vitamin…
6 years ago
AFMC1998
Lyophilic colloids are stable due to
Lyophilic colloids are stable due to Options (a) small size of the particle (b) large size of particle (c) charge…
6 years ago
The correct order of acidic strength is
The correct order of acidic strength is Options (a) HBr < HCl < HI < HF (b) HCl < HBr…
6 years ago
Both ethan and methane can be obtained in one step reaction from
Both ethan and methane can be obtained in one step reaction from Options (a) CH₃OH (b) C₂H₅OH (c) CH₃Br (d)…
6 years ago
The pH value of 10⁻⁸ M HCl is
The pH value of 10⁻⁸ M HCl is Options (a) more than 7 (b) less than 7 (c) equal to…
6 years ago
Quarantine regulation are concerned with
Quarantine regulation are concerned with Options (a) spraying of diseased plants with insecticide (b) prevention of entry of diseased plants…
6 years ago
Who discovered the cell (actually the cell wall) in section of cork?
Who discovered the cell (actually the cell wall) in section of cork? Options (a) Schwann (b) Schleidan (c) Robert Hooke…
6 years ago
The contraction of the heart of frog commences from
The contraction of the heart of frog commences from Options (a) sinus venosus (b) right auricle (c) left auricle (d)…
6 years ago
Symbiotic nitrogen fixation in root nodules of some leguminous plants is caused by
Symbiotic nitrogen fixation in root nodules of some leguminous plants is caused by Options (a) Rhizobium (b) Azotobacter (c) Nitrobacter…
6 years ago
Aspirin is obtained by the reaction of salicylic acid with
Aspirin is obtained by the reaction of salicylic acid with Options (a) acetic acid (b) acetaldehyde (c) acetone (d) acetic…
7 years ago