Bissoy.com
Doctors Medicines MCQs Q&A

Which of the following statements is/are not true?
1. Chemical weathering is most common in limestone rocks
2. Chemical weathering is most active in wet regions with higher temperature
3. Rain action is a form of chemical weathering
4. Exfoliation is a process of chemical weathering

Which of the following statements is/are not true?
1. Chemical weathering is most common in limestone rocks
2. Chemical weathering is most active in wet regions with higher temperature
3. Rain action is a form of chemical weathering
4. Exfoliation is a process of chemical weathering Correct Answer 4

Exfoliation is not a process of chemical weathering. Exfoliation can occur due to several processes. During a combination of physical and chemical weathering, exfoliation may occur parallel to a rock's outer surface due to a combination of chemical breakdown of minerals , especially in the presence of water.

Related Questions

Which of the following is/are correct regarding the Weathering process? (a) Physical Weathering is the disintegration of rocks as a result of the action of living organisms. (b) Weathering processes differ from climate to climate, but also with the depth of the weathering mantle.
Which of the following statements(s) concerning natural regions of the world is/are correct? 1) Equatorial climatic regions have less urbanization 2) Mediterranean climatic regions have a high level of urbanization 3) Equatorial climatic regions have a high concentration of human population 4) Mediterranean climatic regions practice plantation farming Select the correct answer using the code given below:
Which of the following is wrongly matched? (a) Rainfall caused by mountain standing in the way of moisture-laden winds Relief rainfall (b) Rain caused by the vertical circulation of air currents Orographic rainfall (c) Rain caused by a warm moist air mass moving upward over cold air mass Cyclonic rain-fall (d) An area sheltered from rain-bearing winds by a hill. Rain-shadow area
Acid rain is any form of precipitation with high levels of nitric and sulfuric acids. It can also occurs in the form of snow,fog and tiny bits of dry materials that settle on the ground. rotting vegetation and erupting volcanoes release some chemicals that causes acid rain but majority is because of the human activities such as burning of fossil fuels, factories and auto mobiles. Acid rain has many ecological effects, few of which are given below. Which of the following, if true, would weaken the conclusion about the effects of acid rain on the environment? 
Consider the following statements regarding clutches 1. Dry clutch has higher coefficient of friction compared to wet clutch 2. The torque capacity of wet clutch is high compared to dry clutch. 3. The engagement in a dry clutch is smoother than in case of wet clutch. Which of the above statements is/are correct ?
In the following question below some statements are given followed by some conclusions. Taking the given statements to be true even if they seem to be at variance from commonly known facts, read all the conclusions and then decide which of the given conclusions logically follows the given statements. Statements: All smug is dust All dust is sand No sand is wet Conclusion: I. Some smug can be wet II. No wet is dust
If "smogs" are called "rain", "rain" is called "fogs", "fogs" are called "weather", "weather" is called "weathering" and "weathering" is called "thunder". What is called which changed the appearance or texture of something?
A fluidized bed combustion system having an output of 35 MW at 80% efficiency when using a coal of heating value 26 MJ/kg with a sulphur content of 3.6% requires a particular limestone to be fed to it at a calcium-sulphur molar ratio of 3.0 so as to limit emissions of SO2 adequately. The limestone used contains 85% CaCO3. The required flow rate of limestone will be
Read the given statement and courses of action carefully. A course of action is a step or administrative decision to be taken for improvement, follow up or further action in regard to the problem, policy, etc. Assuming that the information given in the statement is true, decide which of the given courses of action logically follow(s) from the statement. Statement: Some serious and substantial mistakes were found in the financial account statements of a private limited company. Courses of Action: I: A team of experts should be assigned to find the root cause of the mistakes in the accounts of the private limited company and suggest remedial action II: All the involved employees should be thoroughly investigated.
How is permaculture farming different from conventional chemical farming? 1. Permaculture farming discourages monocultural practices but in conventional chemical farming, monoculture practices are predominant. 2. Conventional chemical farming can cause an increase in soil salinity but the occurrence of such phenomenon is not observed in permaculture farming. 3. Conventional chemical farming is easily possible in semi-arid regions but permaculture farming is not so easily possible in such regions. 4. Practice of mulching is very important in permaculture farming but not necessarily so conventional chemical farming Select the correct answer using the code given below.