Schottky defect defines imperfection in the lattice structure of a
Options
(a) solid (b) gas (c) liquid (d) plasma
Correct Answer:
solid
Explanation:
Schottky defect: If some of the lattice points are unoccupied, […]
The bad smelling substance, formed by the action of alcoholic caustic potash on chloroform and aniline, is
Options
(a) nitrobenzene (b) phenyl isocyanate (c) phenyl isocyanide (d) phenyl cyanide
Correct Answer:
phenyl isocyanide
Slowing of heart beat is called
Options
(a) tachycardia (b) bradycardia (c) cardiac arrest (d) lymphokinesis
Correct Answer:
bradycardia
Explanation:
No explanation available. Be the first to write the explanation for this question […]
Removal and insertion of genes is
Options
(a) Genetic engineering (b) Biotechnology (c) Gene therapy (d) Cytogenetics
Correct Answer:
Genetic engineering
Explanation:
No explanation available. Be the first to write the explanation for […]
World’s highest reserves of sulphur are found in
Options
(a) ponds (b) sea (c) soil (d) forests
Correct Answer:
soil
Explanation:
No explanation available. Be the first to write the explanation for this […]
Filiform apparatus is characteristic of
Options
(a) synergids (b) egg (c) anther wall (d) antipodal cells
Correct Answer:
synergids
Explanation:
No explanation available. Be the first to write the explanation for this question […]
If a student wants to study about birth rate, death rate, sex ratio, age distribution, etc, of a population, the information is obtained from
Options
(a) mortality table (b) life table (c) natality […]
Rhizopus produces asexually by means of
Options
(a) zoospore (b) zygospore (c) aplanospore (d) sporangiophore
Correct Answer:
sporangiophore
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
In which zone is limited human activity permitted
Options
(a) Core zone (b) Buffer zone (c) Restoration Zone (d) Manipulation Zone
Correct Answer:
Manipulation Zone
Explanation:
No explanation available. Be the first to […]
At high altitudes, RBC’s of human blood will
Options
(a) decrease in number (b) increase in number (c) decrease in size (d) increase in size
Correct Answer:
increase in number
Explanation:
No explanation […]
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