Rocks and Soils
Description: Rocks and Soils (World) | |
Number of Questions: 15 | |
Created by: Avani Handa | |
Tags: Rocks and Soils (World) Indian Physical Geography |
Which of the following are ‘active’ agents for soil formation?
- Climate
- Time
- Parent material
- Biota
- Topography
What are 'rock formers'?
Which of the following statements is/are correct in relation to igneous rocks?
- They are called ‘primary rocks’.
- Extrusive igneous rocks are very fine-grained.
- Basalt is a typical example of extrusive igneous rocks.
Which of the following statements is/are correct?
- ‘Soil profile’ consists of weathered material derived from rock.
- Bedrock forms the lowermost part of soil profile.
Which of the following soils has the minimum humus content?
Which of the following help/helps in aerating the soils?
- Micro fauna
- Meso fauna
- Macro fauna
Which of the following textures of soil is the best for plant growth and is easier to plough?
For which of the following reasons is/are geographers interested in the study of rocks?
- Rocks help to know the history of the earth through carbon dating method.
- Rocks are store houses of precious elements and minerals.
- Useful products like petroleum are found in rocks.
Mark the odd one out.
Which of the following options represents the correct decreasing order of the rock-forming elements in terms of their availability in the earth’s crust?
Which of the following statements is incorrect in relation to igneous rocks?
What do you mean by 'plutonic rocks'?
Directions: The following question consists of two statements, one labelled as 'assertion' and the other labelled as 'reason'. You are to examine these two statements carefully and decide if the assertion and the reason are individually true and if so, whether the reason is the correct explanation of the assertion. Assertion: Sand has very low water retaining capacity. Reason: The pore spaces, in sands, are large enough to transmit water downwards rapidly.
Select your answer to this question using the codes given below.
Which of the following statements is incorrect?
What is the difference between weathering and erosion in reference to rocks and soils?