Which nutrient increases disease resistance in plants? MCQ with Answer and Explanation

Which nutrient increases disease resistance in plants?
A. Carbon
B. Potassium
C. Hydrogen
D. Nitrogen
Answer: Option B
Solution (By JKExamLibrary)
Potassium improves plant health and resistance to diseases.

This question belongs to: Geography GK Soils of India

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Practice More Soils of India Questions

Question #1 Report Error
Which soil is best suited for paddy cultivation?
A. Black soil
B. Alluvial soil
C. Laterite soil
D. Desert soil

Correct Answer: Option B


Explanation:
Alluvial soil retains water well, making it ideal for rice cultivation.

This question belongs to: Geography GK Soils of India
Question #2 Report Error
Which type of weathering is most common in hot desert regions?
A. Mechanical weathering
B. None
C. Biological weathering
D. Chemical weathering

Correct Answer: Option A


Explanation:
Mechanical weathering dominates in deserts due to temperature changes causing rock expansion and contraction.

This question belongs to: Geography GK Soils of India
Question #3 Report Error
Red and Yellow soils are mainly found in:
A. Western Himalayas
B. Thar Desert
C. Punjab Plains
D. Peninsular India

Correct Answer: Option D


Explanation:
Red and yellow soils are widespread in peninsular India, especially in Tamil Nadu, Karnataka, and Andhra Pradesh.

This question belongs to: Geography GK Soils of India