M C Q s D r i v e

Agriculture Mcqs 7388 MCQs [All-Courses]

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Agriculture MCQs cover fundamental and applied concepts related to farming, crop production, soil science, irrigation, fertilizers, plant breeding, pests, and agricultural economics. This topic is designed to strengthen conceptual understanding and problem-solving skills through objective questions. It is especially useful for competitive exams such as PPSC, FPSC, KPPSC, BPSC, NTS, OTS, and other testing services, helping candidates prepare with exam-oriented and up-to-date agricultural knowledge.

The EC: SAR and RSC values suggested by WAPDA for 3rd class irrigation water(C,S,R,) are____________________?

A ECi:<1.5, SAR < 10 & RSC< 2.5
B ECi:>1.5, SAR > 10 & RSC> 2.5
C ECi:>1.5, SAR 2.5
D Both a & b
Correct Answer: ECi:<1.5, SAR < 10 & RSC< 2.5

According to WAPDA, the ECe of the salt free soil should remain__________________?

A < 4 dsm-1
B Equal to 4 dsm-1
C 4-8 dsm-1
D None of the above
Correct Answer: < 4 dsm-1

The exact chemical formula of DAP fertilizer is___________________?

A (NH2) HPO4
B NH4H2PO4
C NH4H2PO4
D Both a & c
Correct Answer: (NH2) HPO4

Nitrification is the microbial conversion of____________________?

A NH nitrogen the NO3 nitrogen in soil
B NO2 to NO3 nitrogen in soil
C NO3 nitrogen to NH4 + in soil
D None of the above
Correct Answer: NH nitrogen the NO3 nitrogen in soil

Radiation can be detected by the blankening of photographic film or by using___________________?

A Ratio autoanalyser
B GM counter
C Neutron probe
D Dosimeter
Correct Answer: GM counter

The complex fertilizer Nitrophos available in the market contains_____________________?

A 25%N & 23% P2O3
B 46%N & 23% P2O3
C 23%N & 23% P2O3
D None of the above
Correct Answer: 23%N & 23% P2O3

Extraction of humic substance can be done by______________________?

A NaOH
B NH4Cl
C NH4OH
D None of the above
Correct Answer: NaOH

Who gave the defination of humic acid ?

A Gapon
B Felbeek
C Neir
D Liekig
Correct Answer: Felbeek

Which compound decay slowly______________________?

A Amino acid
B Lignin
C fats
D Cellulose
Correct Answer: Lignin

Widely spread saprophytic fungi is________________________?

A Basidiomycetes
B Ascomycetes
C Endospore
D None of the above
Correct Answer: Ascomycetes