Representation of Geographical Data One Mark Online Test

Representation of Geographical Data One Mark Online Test (12th Standard Geography)

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Rainfall data are commonly represented on maps by lines called

A.Isotherms B.Isobars C.Isohyets D.Contours

Match the climatic element with the line that represents it.
(a) Temperature - 1. Isobars
(b) Pressure - 2. Isohyets
(c) Rainfall - 3. Isotherms

A.(a)-3, (b)-1, (c)-2 B.(a)-1, (b)-3, (c)-2 C.(a)-2, (b)-1, (c)-3 D.(a)-3, (b)-2, (c)-1

Numerical data or facts collected in a systematic manner to serve some purpose and presented in a tabulated form are called

A.Statistical diagrams B.Statistics C.Cartograms D.Time series

Consider the following statements about statistical diagrams.
1. They enable us to compare figures at a glance.
2. They cast an easily memorable impression on the mind.
3. They enable us to analyse the data and draw inference easily.
Which of the statements given above are correct?

A.1 and 2 only B.2 and 3 only C.1 and 3 only D.1, 2 and 3

Two-dimensional statistical diagrams are also known as

A.Volume diagrams B.Area diagrams C.Line diagrams D.Star diagrams

Cube, block piles and spherical diagrams are examples of

A.One-dimensional diagrams B.Two-dimensional diagrams C.Three-dimensional diagrams D.Line graphs

Pick the odd one out on the basis of the dimension of the statistical diagram.

A.Line graph B.Bar diagram C.Pie diagram D.Histogram

Line graphs are usually drawn to represent

A.Time series data B.Regional variations on a map C.Proportions of a whole D.Volumes of solids

While constructing a line graph, the point where the x-axis and the y-axis intersect at right angles is the starting point. It is normally assigned the value

A.One (1) B.Ten (10) C.Zero (0) D.Hundred (100)

Q10

Arrange the steps of constructing a line graph in the correct order.
1. Plot the data points.
2. Add a title.
3. Draw the x-axis and the y-axis.
4. Draw a line through the plotted points.
5. Add label and scale for both axes.

A.3, 5, 1, 4, 2 B.3, 1, 5, 4, 2 C.5, 3, 1, 2, 4 D.3, 5, 4, 1, 2

Q11

A simple line graph represents

A.the share of each component in a total B.the successive changes in the value of one variable over a certain period of time C.two or more variables compared at the same time D.the regional variation of a quantity on a map

Q12

A line graph in which two or more variables are shown by an equal number of lines for an immediate comparison is called a

A.Simple line graph B.Polygraph C.Multiple bar diagram D.Pie diagram

Q13

In a polygraph, the line pattern (.-.-.) indicates

A.a straight line B.a broken line C.a dotted line D.a combination of dotted and broken line

Q14

In the line graph of India's literacy rate (Census 2011), the rate was 64.83% in 2001 and 74.04% in 2011. By how many percentage points did it rise in this decade?

A.8.21 B.9.21 C.10.21 D.9.81

Q15

In the simple line graph of India's literacy rate, the scale used on the x-axis is

A.1 cm = 1 year B.1 cm = 5 years C.1 cm = 10 years D.1 cm = 10% literacy

Q16

Diagrams which represent quantities by bars are also known as

A.Columnar diagrams B.Volume diagrams C.Polygraphs D.Isopleths

Q17

Assertion (A): All the bars of a bar diagram should be placed at intervals of equal distance.
Reason (R): The width of each bar should vary according to the quantity it represents.

A.Both A and R are true and R explains A B.Both A and R are true but R does not explain A C.A is true but R is false D.A is false but R is true

Q18

A compound bar diagram is also called a

A.Multiple bar diagram B.Comparative bar diagram C.Sub-divided bar diagram D.Percentage bar diagram

Q19

For a simple bar diagram, it is advisable to arrange the given data set in

A.alphabetical order B.ascending or descending order C.the order of collection D.random order

Q20

Which diagram is constructed to show the proportion of males and females in the total population of a country over several years?

A.Simple line graph B.Simple bar diagram C.Multiple bar diagram D.Pie diagram

Q21

According to Table 12.3 of the lesson (FAO, 2012), which country was the largest producer of rice?

A.India B.Indonesia C.China D.Bangladesh

Q22

In a pie diagram, the angles of the sectors subtending at the centre are proportional to

A.the radius of the circle B.the magnitudes of the frequency of the components C.the number of components D.the length of the bars

Q23

The angle of a component in a pie diagram is obtained by the formula

A.(Total value ÷ Value of component) × 360 B.(Value of component ÷ Total value) × 100 C.(Value of component ÷ Total value) × 360 D.(Value of component ÷ 360) × 100

Q24

Asia has 46.85% of the area under wheat cultivation in Table 12.5. What angle does Asia's sector make at the centre of the pie diagram?

A.46.85 degrees B.93.70 degrees C.168.66 degrees D.180.00 degrees

Q25

Oceania has 6.25% of the area under wheat cultivation. Using the pie diagram formula, its sector angle is

A.6.25 degrees B.22.5 degrees C.25 degrees D.62.5 degrees

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About this Representation of Geographical Data test

This free online practice test covers Representation of Geographical Data from the 12th Standard Geography (Samacheer Kalvi) syllabus. Choose the number of questions and an optional time limit, then answer and submit — everything is checked in your browser, with the correct answers and a worked explanation shown at the end. For the full solutions to every question in this set, see the solved MCQs page.

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