21.

Which one of the following aspects could be correctly represented in a contour map ?

• population distribution

• Terrain Elevation 

• Rock hardness

• Soil distribution

Which one of the following terms is used to measure the extreme peak in a normal distribution ?

• Skewed

• Mesokurtic

• Leptokurtic

• Platykurtic

Consider the following line symbols :

(a) Isobars 

(b) Contours

(c) Hachures

(d) Isochrones

• (a) and (d)

• (a) and (b)

• (b) and (c)

• (b) and (d)

Which one of the following group of colours is called primary colours ?

• White,red and green

• Blue,green and red

• Yellow,violet and indigo

• Green,blue and black

• a-4 , b-2 , c-1 , d-3

• a-4 , b-1 , c-3 , d-2

• a-1 , b-2 , c-3 , d-4

• a-2 , b-3 , c-4 , d-1

Which one of the following is the correct sequence (in ascending order) of EMR spectral bands ?

• Blue-Green-Red-Ultra Violet

• Ultra Violet-Blue-Green-Red

• Ultra Violet-Red-Blue-Green

• Green-Red-Blue-Ultra Violet

Which one of the following altitudes belongs to sun synchronous polar orbit ?

• 30,000 to 36,000 km.

• 2,000 to 6,000 km.

• 300 to 1000 km.

• 5,000 to 15,000 km

ASSERTION (A) : Standard Deviation of a series is the measure of its variation.

REASON (R) : Standard Deviation is needed to compare the variation between two or more series.

• Both (A) and (R) are true and (R) is the correct explanation of (A).

• Both (A) and (R) are true but (R) is not the correct explanation of (A).

• (A) is true , but (R) is false.

• (A) is false , but (R) is true.

Consider the following statements :

(a) Tele-communication satelltites are mostly Geostationary satellites usually placed at an altitudes of more than 30,000 km.

(b) Resource satellites are sun-synchrous usually placed at an altitude of 300 -1000n km.

• (a) only.

• Both (a) and (b)

• (b) only.

• Neither (a) and (b)

Which one of the following sensors is an active remote sensing sensor ?

• Photo Camera

• Multiframe Camera

• Multiband Camera

• Radar