A. Five
B. Eight
C. Seven
D. Six
✅ The correct answer is option B.
163. Isolines joining places of equal rainfall are called –
A. Isohyets
B. Isotherms
C. Isobars
D. Contours
✅ The correct answer is option A.
161. Which of the following is not an Igneous Rock?
A. Dolomite
B. Granite
C. Basalt
D. Gabbro
✅ The correct answer is option A.
142. Which is the warmest layer of the atmosphere?
A. Thermosphere
B. Troposphere
C. Stratosphere
D. Mesosphere
✅ The correct answer is option A.
159. Most of the ozone in the earth’s atmosphere is found in the:
A. Troposphere
B. Stratosphere
C. Mesophere
D. Thermosphere
✅ The correct answer is option B.
157. How much of world’s surface is covered by water?
A. 55%
B. 70%
C. 80%
D. 25%
✅ The correct answer is option B.
156. The largest reservoir of fresh water is :
A. Glaciers
B. Ground Water
C. Ponds
D. Lakes
✅ The correct answer is option A.
155. Soil factors are otherwise known as :
A. Edaphic factors
B. Biotic factors
C. Physiographic factors
D. Climatic factors
✅ The correct answer is option A.
154. Highly specialized form of agriculture in which crops like coffee, tea and rubber are cultivated refer to –
A. multiple cropping
B. plantation agriculture
C. terrace farming
D. extensive farming
✅ The correct answer is option B.
153. Which of the following metals contribute to to biomagnifications problem in the ecosystem?
A. Mercury
B. Chromium
C. (4) Copper
D. (4) Lead
✅ The correct answer is option A.