Unique Academic Board Solutions for Exercise 1: Self-Evaluation Test

Consider the following statements with regard to Forest Soils:
1. In the valley side, these can be loamy and silty, while in the upper slopes, these are coarse-grained.
2. In the snow covered Himalayan regions, they undergo denudation and become alkaline with high humus content.
Which of the above statements is/are correct?

Which of the following statements regarding the major soil types of India is/are correct?
1. Red soils develop on crystalline igneous rocks in the hot and drier climate regions of Southern and Eastern parts of the Indian peninsula.
2. The Black lava soils found in North- Eastern parts of India are clayey and retain moisture for long periods.
3. Laterite soils, found in the hot and rainy regions of the Western Ghats and Chhotanagpur plateau, are prone to leaching.
Which of the above statements is/are correct?

Consider the following statements regarding Saline soils of India:
1. They are formed due to leaching process.
2. They occur in water logged and swampy areas.
3. They are also known as 'Usara' soils.
Which of the above statement/statements is/are correct?

Consider the following features of a soil type in India.
1. These soils are developed in areas with high temperature and high rainfall.
2. This soil type has rich iron oxide and aluminum.
3. Lack of organic matter makes this soil poor for agricultural cultivation.
4. These soils are commonly found in Karnataka, Kerala, Tamil Nadu and Madhya Pradesh.
The above mentioned soil feature is characterization of: