Explore topic-wise MCQs in Testing Subject.

This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.

1.

Salinization occurs when the irrigation water accumulated in the soil evaporates, leaving behind salts and minerals. What are the effects of salinization on the irrigated land?

A. It greatly increases the crop production
B. It makes some soils impermeable
C. It raises the water table
D. It fills the air spaces in the soil with water
Answer» C. It raises the water table
Discussion
2.

Grai Soil, like the Ash of Pine Forest, is also knows as

A. Red and peat soil
B. Tundra soil
C. Podzol
D. Gray soil
Answer» D. Gray soil
Discussion
3.

Red soil is normally found in India in which regions?

A. Eastern region only
B. Southern region only
C. Eastern & southern part of the Deccan Plateau
D. None of these
Answer» D. None of these
Discussion
4.

The soil which bleaches quickly due to rain, is called

A. Red
B. Laterite
C. Black
D. Alluvial
Answer» C. Black
Discussion
5.

Which of the following is/are not the characteristics of red soils?I. They are derived from weathering of old crystalline and metamorphic rocksII. They contain iron oxidesIII. They have high water retention capacityIV. They have high nitrogen content

A. II and III
B. Only III
C. Only IV
D. III and IV
Answer» E.
Discussion