Biology 9 Chapter - 2 Solving a Piological Problem -13

Biology 9 Chapter - 2
Solving a Piological Problem -13

1. Tables.charts is the example of the?

a) Data making
b) Data analysis
c) Data checking
d) Data organizing

2. Which is necessary to prove or disprove a hypothesis by the experiments?

a) Data preserving
b) Data organising
c) Data collecting
d) Data analysis

3. Data analysis is done through the application of the?

a) Observational methods
b) Statiscal methods
c) Criminological methods
d) Biological methods

4. Ratio and proportion are used in the?

a) Data organizing
b) Data collection
c) Data analysis
d) Data preserving

5. When a and b are expressed in term of the quotient it is known as ?

a) Geometry
b) Proportion
c) Ratio
d) logoritham

6. Which of the following is the best relation for ratio?

a) Semicolon
b) Both colon and division
c) addition
d) Multiplication

7. The 150:50 is example of the?

a) logoritham
b) Ratio
c) Proportion
d) geometry

8. Join two equal ratio by the sign of equality is called?

a) geometry
b) Logoritham
c) Ratio
d) Proportion

9. When 3 values are known, then fourth values can be calculated in?

a) ratio
b) none of these
c) propotion
d) both a+b

10. The symbol for expression of proportion is?

a) :
b) /
c) =
d) *

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