MCQs Soil Science-7

MCQs Soil Science-7 Multiple Choice Questions (MCQs) for Test Preparation

MCQs Soil Science-7

1. A ———- is a colony of microorganisms (like bacteria) that consists of a single species or strain, isolated from other microorganisms

 Pure cultures

 Mixed culture

 Representative culture

 Bacterial culture

2. ____________ is/are greenhouse gase/s.

 CO2, methane and nitrous oxide

 Methane

 Nitrous oxide

 CO2

3. ————— rocks are formed by the solidification of molten material (magma)

 Metamorphic rocks

 Igneous rocks

 Both Metamorphic and Sedimentary rocks

 Sedimentary rocks

4. What is xeriscaping?

  A landscaping method that requires no water in the landscape

 A landscaping method that reduces or eliminates the need for irrigation

 A landscaping method that involves draining water from the landscape area

 A landscaping method that involves weathering of rock surfaces

5. Marble is an example of which type of rock?

 Igneous rock

 None of these

 Sedimentary rock

 Metamorphic rock

6. Phosphorus fixation is the process by which phosphorus is retained by soil particles, making it unavailable to plants. Soils with larger amounts of ——— tend to have a higher capacity for phosphorus fixation

 Silt

 Sand

 Clay

7. ——- is also termed as “Muriate of potash”

 None of these

 KH2PO4

 KCl

 K2SO4

8. Eutrophication is a process where excessive ———-, enter water bodies

 Nutrients

 Pesticides

 Herbicides

 Hormones

9. ———- is the inoculation of contaminated soil with microbes

 Biostimulation

 Bioventing

 Bioaugmentation

 Enrichment

10. High amounts of applied phosphorous fertilizer can —————————- zinc uptake by plants

 None of these

 Increase

 Decrease

 Have no effect

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Other Multiple Choice Questions (MCQ) Tests

These MCQs are designed to assist candidates preparing for various competitive examinations, including:
National Testing Service (NTS); Open Testing Service (OTS); Educational Testing and Evaluation Agency (ETEA); Federal Public Service Commission (FPSC); Provincial Public Service Commissions (PPSC, SPSC, BPSC, KPPSC), Punjab Public Service Commission (PPSC); Balochistan Public Service Commission (BPSC); Khyber Pakhtunkhwa Public Service Commission (KPPSC); Sindh Public Service Commission (SPSC); Pakistan Housing Authority (PHA); Zarai Taraqiati Bank Limited (ZTBL);

Union Public Service Commission (UPSC); Indian Administrative Service (IAS); Indian Council of Agricultural Research (ICAR), Agricultural Scientists Recruitment Board (ASRB), Civil Services Examination, State Public Service Commissions, e.g., TNPSC, UPPSC) Uttar Pradesh Public Service Commission (UPPSC); Public Service Commission (PSC); Public Service Recruitment Management System (PSRMS); Bangladesh Public Service Commission (BPSC), Civil Services Examination, PhD Entrance examination, Agriculture officer, Agricultural Universities, Agriculture Research Institutes, scientific officer, Departmental Test, PhD Admission Test, GAT Subject Test, GRE Subject, MCQs Soil Science-7

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