Allied & ICAR Exam Bank • ALLIED_2539MCQ • 2 Marks
Section 8: General Aptitude
Verbal Aptitude
Subtopic: Reading Comprehension
Question Statement:
Premise: 'Mulching with organic straw suppresses weed germination in orchard tree basins.' Which finding provides the most robust support?
Options:
(A) The thick straw layer intercepts 95% of photosynthetically active radiation, denying light required by dormant weed seeds to break dormancy and emerge.
(B) Straw mulching decomposes over several months.
(C) Orchard trees have deep root networks.
(D) Straw is obtained from cereal crops.
Answer Key:
A
Step-by-Step Solution & Explanation
Blocking 95% of light directly establishes the biological mechanism preventing weed seed germination.