Mg burns in CO₂ to produce
Mg burns in CO₂ to produce
Options
(a) MgO (b) MgCO₃ (c) MgO+CO (d) MgO +C
Correct Answer:
MgO +C
Explanation:
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PB2004
The molecular weight of a gas is 45. Its density at STP is
The molecular weight of a gas is 45. Its density at STP is
Options
(a) 22.4 (b) 11.2 (c) 5.7 (d) 2
Correct Answer:
2
Explanation:
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The periderm includes
The periderm includes
Options
(a) cork (b) secondary phloem (c) cambium (d) all of these
Correct Answer:
all of these
Explanation:
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Fossils of Australopithecus were first found in
Fossils of Australopithecus were first found in
Options
(a) Germany (b) South Africa (c) North West Italy (d) East Africa
Correct Answer:
South Africa
Explanation:
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Cholera, leprosy and diphtheria are
Cholera, leprosy and diphtheria are
Options
(a) bacterial diseases (b) viral diseases (c) fungal diseases (d) functional diseases
Correct Answer:
bacterial diseases
Explanation:
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The study related to the structure and function of cells is known as
The study related to the structure and function of cells is known as
Options
(a) palynology (b) anatomy (c) histology (d) cytology
Correct Answer:
cytology
Explanation:
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