Solar Radiation, Heat Balance and Temperature — Geography STD 11 Humanities — Question

Answer the following question in about 30 words.
Explain the land and sea breezes.

Answer the following question in about 30 words:
Briefly explain the indirect sources of information of the interior of the earth other than those of seismic activity.

Answer the following questions:
What is an ecological balance? Discuss the important measures needed to prevent ecological imbalances.

Answer the following questions:
What are bio-geochemical cycles? Explain how nitrogen is fixed in the atmosphere.

Answer the following question in about 150 words.
What are forms of condensation? Describe the process of dew and frost formation.

Answer the following question about 150 words:
Write an explanatory note on the ‘Big Bang Theory’.

Answer the following question in about 150 words.
How do you distinguish between the process of soil-formation and soilforming factors? What is the role of climate and biological activity as two important control factors in the formation of soils?

Answer the following question in about 150 words.
Describe the nature and mode of origin of the chief types of rock at the earth’s crust. How will you distinguish them?

Answer the following questions:
What are the major factors that are responsible for the loss of biodiversity? What steps are needed to prevent them?

Answer the following questions in about 150 words:
Examine the factors that influence the temperature distribution of the oceans.