• a-1 , b-2 , c-4 , d-3

• a-2 , b-1 , c-3  , d-4

• a-4 , b-3 , c-2 , d-1

• a-4 , b-3 , c-1 , d-2

Which one of the following terms is appropriate for plants that endure seasonal climatic fluctuations from year to year ?

• Perennials

• Annuals

• Seasonal

• Bi-annuals

ASSERTION (A) : The regional boundaries of biomes arec some-what arbitrary.

REASON (R) : All kind of major biomes are existing both in ocean and land.

• 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.

• a-3 , b-1 , c-4 , d-2

• a-3 , b-4 , c-2 , d-1

• a-2 , b-4 , c-1 , d-3

• a-4 , b-2 , c-1 , d-3

Which activity contributes to water pollution mor ethan any other throughout the world ?

• Agriculture

• Hydro-electricity power generation

• Manufacturing industries

• Urbanization

Who defined Geography as human ecology ?

• Schaefer

• Barrows

• Hartshorne

• Ellen Semple

Which one of the following was first to put forward the concept of "life form" among plants in 1934 ?

• A.S. Moffat

• R.H. Whittaker

• Christen Raunkiaer

• E.O. Box

• a-2 , b-3 , c-4 , d-1

• a-2 , b-3 , c-1 , d-4

• a-3 , b-2 , c-1 , d-4

• a-4 , b-3 , c-2 , d-1

The transition zone between two ecosystems is called :

• Biotope 

• Ecotone

• Biome

• Habitat

Whiich one of the following models  is based on the study of human ecology ?

• Burges and Park's concentric zone model

• Weber's Locational model

• Haggerstrand's innovation diffusion model

• Zelinsky's mobility transition model