Geomorphic Processes — Geography STD 11 Humanities — Question

Answer the following question in about 150 words.
Limestones behave differently in humid and arid climates. Why? What is the dominant and almost exclusive geomorphic process in limestone areas and what are its results?

Answer the following question in about 150 words.
How do glaciers accomplish the work of reducing high mountains into low hills and plains?

Answer the following question in about 150 words.
Draw a simplified diagram to show the general circulation of the atmosphere over the globe. What are the possible reasons for the formation of subtropical high pressure over 30°N and S latitudes?

Answer the following question in about 150 words.
Running water is by far the most dominating geomorphic agent in shaping the earth's surface in humid as well as in arid climates. Explain.

Answer the following question in about 150 words:
What do you understand by intrusive forms? Briefly describe various intrusive forms.

Answer the following question in about 150 words:
What are the evidences in support of the continental drift theory?

Answer the following question in about 150 words.
What type of vegetation would you find in the "C" and "A" type(s) of climate?

Answer the following question about 150 words:
List the stages in the evolution of the earth and explain each stage in brief.

Answer the following questions in 30 words:
How do currents affect the temperature? How does it affect the temperature of coastal areas in the N.W. Europe?

Answer the following questions:
What are the roles played by biodiversity in the shaping of nature?