Solved MCQs of Biology Class 9
Plasmodium was first seen by:
Ross
A.F.A.King
Laveran
None
Which one of the following is a correct sequence in biological method?
Observations, Hypothesis, Law, Theory
Hypothesis, Observation, Deduction, Experimentation
Observations, Hypothesis, Deduction, Experimentation
Law, Theory, Deduction, Observation
In sparrows malaria is spread by
Culex mosquito
Anopheles mosquito
Marshy areas
Any mosquito
Healthy person’s blood should be ____________ from plasmodium.
Full
Half
Free
None
Which of the quantitative observation:
Colour
Smell
Beauty
Height
Plasmodium completes its asexual reproduction properties?
Mosquito
Human body
Stomach
Salivary glands
Which one of these is NOT a characteristic of a hypothesis?
Must be consistent with all available data
Must be testable
Must be correct
Must make predictions
At which point is a biological most likely to use reasoning?
While taking observations
During hypothesis formulation
During data organization
None of these
Dengue fever is transmitted by
Culex mosquito
Anopheles mosquito
Aedes mosquito
None of these
Science is based on ____________
Obsrvation
Theory
Hypothesis
Law
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