Practice Agri economics Questions and Answers

• How much photoperiod (hours) is required by long day plants?
• How many Agro-ecological regions are there in India according to ICAR?
• Given below are two statements Statement I: The sun behaves as a black body. Statement II: Sun absorbs both all energy received and in turn radiate...
• Given below are two statements Statement I: The greenhouse effect is the retention of heat in the lower atmosphere due to absorption and re-radiation b...
• Given below are two statements Statement I: Synoptic weather forecasts are popular all over the World, because complex atmospheric equations can be und...
• Where is the coldest region of the atmosphere?
• Nitrogen concentration in the atmosphere
• By which process relative humidity of a parcel of air can be increased? A. Adding dry air from outside B. Adding moisture from outside C. Decreasing its...
• RGR is equal to
• A field experiment set up in RBD has 9 treatments and 3 replication, what will be the DF for the error term
• Optical sensor used for real-time precision of Nitrogen management in agricultural crops is
• Given below are two statements Statement I: India is a country that extends from South to North for about 3000 km between the longitude of 8°4' N and ...
• Sowing depths for maize and semi dwarf wheat seeds are
• Domestication of sheep started during
• Which one of the following pairs is not the basic race of sorghum?
• Harvesting time of Boro and Aus rice is carried out during
• Match List I with List II List I List II Crops Varieties A. Chickpea I. PU-31 B. Lentil II. L-4147 C. Urd bean III....
• The edible oil with its quick drying property is used for preparation of paints, furnishes and printing ink of which of the following crops.
• Scientific name of green gram is:
• Macrosperma and microsperma are the major groups of following crops
• Drug used for the cure of constipation and dysentery is originated from which of the following crops?
• Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R Assertion A: The main aim of topping and desucke...
• Match List I with List II List I List II Crops Scientific names A. Oats I. Trifolium alexandrinun B. Barseem II. Cyamopsis ...
• Earthing-up is needed in sugarcane under which of the following planting systems.
• Husk as drug is the economic part of which of the following plants
• Quantity of seed required for sowing direct-seeded rice in a 10,000 square metre area at a spacing of 20 cm × 5 cm. if 1000 grain weight is 20 g and germi...
• Caculate the amount of urea fr 4000 m2 area if nitrogen appication rate is 120 kg/ha
• A formulation of a herbicide generally not diluted and supplied ready to use is called
• Inter-culture with bullocks or tractor is mostly performed in widely row sown crops. A solid (broadcast) crop where it is usually performed is
• A commercial bio-herbicide for the control of Sorghum halepense
• A Xerophytic weed
• Match List I with List II Match the weed species with their seed production potential List I List II Weed species Seeds/plant A. Orob...
• The followings are the practices in stale seed bed A. Irrigation of the seed bed B. Cultivation, leveling and seed bed preparation C. Sowing of crop see...
• Weeds use to cure jaundice
• The main objective of integrated weed management is
• Tembotrione has been registered in India for its use in
• Match List I with List II Match the mode of action in List I with the herbicides in List II List I List II Mode of action Herbicide A...
•   What will be the weed control efficiency (%). if the number of weeds in clodinafop treated plot is 190/ m² and that in a control plot is 361/m²? ...
• Match List I with List II Match the weed in List I with their bio-control agent in List II List I List II Weed Bio-control agent A. Or...
• Given below are two statements Statement I: In case of pre-emergence herbicides less droplet size is effective and for post emergence herbicides bigger...