Agronomy Daily MCQ – 91

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Agronomy Daily MCQ Study

Q1.Which of the following weeds belong to family graminae?

• Cyperous rotandus
• Brassica sinensis
• Argomone mexicana
• Sorghum helepense

Q2.Which of the following weed plants population help soil nitrogen buildup?

• Leucus aspera
• Melilotus indica
• Cynodon dectylon
• Lantana camera

Q3.Which of the folowing weeds belong to family Solanacae?

• Celosia sp.
• Solanmum xanthocarpum
• Sachhrum munja
• Lolium rigidem

Q4.Weed of no use to farmers under any circumstances?

• Crop associated weed
• Noxious weed
• Facultative weed
• Parastitic weed

Q5.Paraquat is what type of herbicide?

• Selective
• Non-selective
• Organic
• Systemic

Q6.Weed which has medicinal value?/खरपतवार जिसका औषधीय महत्व है?

• Chenopodium album
• Sorghum helepense
• Tephrosia purpurea
• None of these

Q7.Which is the critical period of weed-crop competition in Kharif pulses?

• Sowing to 15 days stage
• 15-30 days stage
• 30-45 days stage
• 45-60 days stage

Q8.Cyperus rotundtus is propagated by?

• Stolans
• Bulb
• Tubers
• Seed

Q9.Which is an example of alien weed……?

• Chenopodium album
• Parthenium hysterophorosis
• None of these
• Both of these

Q10.Long persistant herbicide is?

• Paraquat
• Pendimethalin
• 2,4-D
• Glyphosate

Agronomy Daily MCQ – 91

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