Agricultural Practices and Crop Management
Test your knowledge of agricultural practices including crop selection, plant nutrition, irrigation, weed and pest control, soil management, and grain storage challenges in farming.
Questions
Which of the following is not an advantage of having shorter maturity duration of crops?
- The shorter the duration, the more economical is the variety.
- It allows farmers to grow multiple rounds of crops in a year.
- It increases resistance towards drought.
- It reduces losses during harvesting.
Which of the following statements is incorrect regarding manures?
- Manures enrich the soil with essential nutrients.
- Manures add organic matter called humus to the soil.
- It is very convenient to handle, store and transport.
- The organic matter in manures provides food for the soil organisms.
- None of these
Which of the following is/are desirable agronomic characteristic(s) of fodder crops?
- Dwarfness
- Tallness
- Profuse branching
- Both (2) and (3)
Which of the following is not a criterion for the selection of crops for mixed cropping?
- One crop should be of longer duration than the other crop.
- Both the crops should need equal amount of water.
- One crop should be deep rooted and the other crop should be shallow rooted.
- One crop should be tall growing and the other crop should be short growing.
- One crop should require lesser nutrients than the other crop.
Match the following:
| a. Insecticide | 1. It is a biocidal chemical compound or biological organism used to kill or inhibit fungi or fungal spores. |
| b. Weedicide | 2. It is any pesticide used to kill, deter or control insects. |
| c. Fungicide | 3. It is a chemical agent that destroys unwanted plants, but not wanted ones. |
- a - 2, b - 1, c - 3
- a - 2, b - 3, c - 1
- a - 3, b - 2, c - 1
- a - 1, b - 2, c - 3
- a - 1, b - 3, c - 2
Which of the following is not a Kharif season crop?
- Paddy
- Maize
- Groundnut
- Barley
- Soyabean
Why does India not have any major scope for increasing the area of land under cultivation?
- Because India is surrounded by ocean on 3 sides
- Because most of the land area in India is not fit for cultivation
- Because most of the area under cultivation in India is already intensively cultivated
- None of these
Which of the following is not a macronutrient that is present in a plant?
- Potassium
- Calcium
- Magnesium
- Chlorine
- Sulphur
Which of the following is not a constituent of compost?
- Vegetable waste
- Sewage waste
- Plastic waste
- Cow dung
Which of the following is/are not a biotic factor responsible for grain loss during storage?
- Insects
- Rodents
- Birds
- Fungi
- Temperature
Which of the following is not a weedicide?
- 2,4-dichlorophenoxy acetic acid
- Atrazine
- Nitrophosphate
- Fluchloralin
- Isoproturon
Which of the following statements is/are correct regarding irrigation?
a. Irrigation helps in supplying the crops with hydrogen and oxygen.
b. Irrigation provides sufficient moisture for the germination of seeds.
c. It is essential for the growth and elongation of the roots.
- Only a
- Only a and b
- Only b
- All of these
- Only b and c
Which of the following is not a narrow leaf weed?
- Cyperus rotundus
- Trianth
- Phalaris
- Wild oat
- Wild Sorghum
Which of the following is not an insect pest of stored grain?
- Gram dhora
- Painted bug
- Rice weevil
- Khapra beetle
- Rust red flour beetle
Which of the following is not a mechanical method to control weeds?
- Uprooting
- Weeding with a trowel
- Hand hoeing
- Intercropping
- Ploughing