AgricultureAgronomy MCQs
Practice Agronomy MCQs for competitive exams.
Agronomy MCQs
Practice questions from this topic.
The herbicides containmg carbon and hydrogen in their molecule are called
- A. Arsenic
- B. Acid
- C. Organic herbicide
- D. Salt
Correct Answer: C
The "miracle plant" useful for fuel, fodder and manure
- A. Glycine max
- B. Ocimum sanctum
- C. Pennisetum pedicellatum
- D. Leucaena leucocephala
Correct Answer: D
The fruit of rapeseed and mustard is known as
- A. Pod
- B. Grain
- C. Siliquae
- D. Caryopsis
Correct Answer: C
Which one of the following is not a dicot weed?
- A. Phyllanthus niruri
- B. Chenopodium murale
- C. Alternanthera sessilis
- D. Cyperus rotundus
Correct Answer: D
Immobilization of sulphur take place when the 'S' content of organic matter is less than
- A. 0.45%
- B. 0.60%
- C. 0.30%
- D. 0.15%
Correct Answer: D
Silvery shoot or onion leaf symptom of rice tillers is caused by
- A. Rice hispa
- B. Gall midge
- C. Stem borer
- D. Gundhi bug
Correct Answer: B
The minamata incident, an example for environmental degradation, is due to which one of the following?
- A. Air pollution
- B. Nuclear disaster
- C. Water pollution
- D. Thermal pollution
Correct Answer: C
The highest production in terms of million tones per year in India is that of
- A. Groundnuts
- B. Potatoes
- C. Sugarcane
- D. Pulses
Correct Answer: C
The nitrogen losses in rice can be reduced by placing NH 4 fertilizer in
- A. Oxidised zone
- B. Reduced one
- C. Both A and B
- D. None of these
Correct Answer: B
Rancidity in sunflower oil is caused by
- A. Reduction
- B. Oxidation
- C. Esterification
- D. Nitrification
Correct Answer: B
Adsali sugarcane crop is sown in
- A. March
- B. May
- C. July
- D. October
Correct Answer: C
Pusa Phalguni, Pusa Barsati, Pusa Rituraj and Pusa Dofasli are the improved varieties of
- A. Moong
- B. Urd
- C. Pea
- D. Cowpea
Correct Answer: D