M C Q s D r i v e

Agriculture Mcqs 7388 MCQs [All-Courses]

thumb

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.

Most harmful heavy metals causing water pollution:

A Pb, Hg, Cr, Cd
B P,Mn,B,Mg
C N,K,Mo
D Zn,Mo,Mg,Ag
Correct Answer: Pb, Hg, Cr, Cd

The most harmful effect of ionising radiations precisely involves:

A Cell membranes
B DNA
C Mitochondria and ribosomes
D Nucleus
Correct Answer: DNA

In human beings, anoxia is caused due to:

A SO2
B CO
C CO2
D NO2
Correct Answer: CO

The first international conference for globalizing the environmental problems ws held at:

A Stockholm
B Paris
C London
D Tokyo
Correct Answer: Stockholm

The haemoglobin has maximum affinity for the gas:

A CO
B SO2
C O2
D NO
Correct Answer: NO

Which of the following is biodegradable pollutant?

A Sewage
B Plastic
C Polythene
D DDT
Correct Answer: Sewage

The extent of darkness caused due to smoke can be determined by the help of:

A Smoke filters
B Ringelmann’s charts
C Horizontal microscopes
D All of these
Correct Answer: Ringelmann’s charts

The light of cities is reduced in comparison to villages due to the presence of:

A SO2 and SO3
B SO2 and oxides of nitrogen
C Hydrocarbons and N2O
D Suspended particulate matter
Correct Answer: Suspended particulate matter

The term smog coined by:

A Tansley
B Odum
C Clements
D Des Voeux
Correct Answer: Des Voeux

The classical smog was first observed to:

A Paris
B London
C Tokyo
D New York
Correct Answer: London