Q. The type of erosion which involves rubbing, grinding is _____________

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Q. The water in an oasis is obtained from which source?

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Q. The removal of particles of dust and sand by strong winds is called _____________

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Q. The winds are formed basically due to which reason?

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Q. Formation of colloids is sometimes the end product of weathering.

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Q. Among the following the term which is not effect of chemical weathering is ____________

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Q. The zone consisting of mixed composition is ____________

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Q. Which of the following is true about Eluvium?

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Q. Which of the following rock forming minerals is more resistant to weathering compared to Hornblende?

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Q. Identify the pair mismatched.

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Q. It is said that Sandstone is more resistant to weathering compared to Granite. What is the basic reason behind this phenomenon?

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Q. Factor not affecting weathering is ____________

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Q. Which of the following about Spheroidal weathering is not true?

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Q. 2KaISi₃O₈ + 2H₂O + CO₂ → Al₂Si₂O₅(OH)₄ + K₂CO₃ + 4SiO₂
Orthoclase + Carbonic acid → ___________ + Pot. Carbonate + Silica

Identify the mineral in the blank space of the equation.

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Q. Which of the following is reduction?

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Q. Minerals like Orthoclase and Felspar undergo which method of chemical decomposition?

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Q. Limestone is not easily soluble in pure water but carbonated water dissolves the rock effectively.

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Q. The rock-mineral insoluble in water is ____________

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Q. The main processes which does not come under chemical weathering are ____________

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Q. In Kara Qum desert, the rocks are exposed to what temperatures in summer and winter respectively?

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