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MCQ on Nano Technology in Agriculture


Nano technology in agriculture: MCQ

This page includes multiple choice objective questions from the subject Nano Technology in Agriculture. Topics: Introduction to nano technology, biosensors, GPS and GIS, nano materials and products in agriculture, electrospinning, nanoparticle farming, nanofiltration, nano-agri inputs, nano-emulsion, packaging materials, etc.

Nano technology MCQ (Multiple Choice Objective Questions)

Also read: Precision farming questions and mcq

Answer key will be updated soon

Question 01. When did the Government of India initiated Nano Science and Technology Mission?

(a). In the year 2008
(b). In the year 2009
(c). In the year 2010
(d). In the year 2007

Question 02. By whom was the nanotechnology initiative launched for the first time?

(a). Indian Council of Agricultural Research
(b). Indian Agricultural Research Institute
(c). The Department of Biotechnology (DBT), Government of India
(d). None of the above

Bio senser is the base nanotechnology

Question 03. Which is a component of bio-receptor?

(a). Enzyme
(b). Antibody
(c). Aptamer
(d). All of the above

Question 04. Which is not a component of transducer?

(a). Cell
(b). Nucleic acid
(c). Both a and b
(d). Semi-conducting material

Question 05. What is a processing in biosensor?

(a). Electronic system
(b). Transducer
(c). Bio-receptor
(d). None of the above

Question 06. Where is nanotechnology applicable suitably?

(a). Organic farming
(b). Precision farming
(c). Integrated farming
(d). All of the above

GPS and GIS in agriculture

Question 07. Which is an GPS-based applications in precision farming?

(a). Field mapping
(b). Variable rate application
(c). Crop scouting
(d). All of the bove

Question 08. What is GIS?

(a). It is a computerized data management system which is used to capture, store, manipulate, analyse, manage, and display spatial information
(b). It is a a space-based satellite navigation system that provides location and time information in all weather conditions, anywhere on or near the Earth
(c). It is an information technology-based, site-specific farm management system that collects and responds to data ensuring that crops receive exactly what they need for optimum health and productivity
(d). None of the above

Question 09. Primo MAXX® is a nanotechnology based product. Which of the following agrochemical company is related to Primo MAXX®?

(a). Syngenta
(b). Mahyco
(c). Dhanuka
(d). VNR

Question 10. What is gutbuster?

(a). A herbicide
(b). A weedicide
(c). A nematicide
(d). An insecticide

Question 11. To which group does Karate Zeon belong?

(a). Group 3 Insecticide
(b). Group 1 Insecticide
(c). Group 2 Insecticide
(d). None of the above

Electrospinning

Question 12. Which is not a parameter of electrospinning?

(a). Viscosity
(b). Polymer Concentration
(c). Conductivity
(d). Fiber strength

Question 13. Which type of voltage is used in an electrospinning process?

(a). Sufficient high voltage
(b). Exact low voltage
(c). Perfectly balanced voltage
(d). Any of the above

Question 14. What is the effect of viscosity on fiber in electrospinning process?

(a). If too high, no continuous fiber formation will occur; if too low, the ejection of the jet from the needle tip will be impeded
(b). If too low, continuous fiber formation will occur, if too high, the ejection of the jet from the needle tip will be impeded
(c). If too low, no continuous fiber formation will occur, if too high, the ejection of the jet from the needle tip will be impeded
(d). None of the above

Question 15. How may humidity affect fiber formation in electrospinning?

(a). High humidity may result in pores on fiber surface
(b). High humidity may result in knots on fiber surface
(c). Both a and b
(d). None of the above

Question 16. How may temperature affect fiber formation in electrospinning?

(a). An increase in temperature results in a increase in fiber diameter thanks to a decrease in viscosity
(b). An increase in temperature results in a decrease in fiber diameter thanks to a increase in viscosity.
(c). An increase in temperature results in a decrease in fiber diameter thanks to a decrease in viscosity
(d). None of the above

Nano particles and nano filtration

Question 17. On which theory is the concept of nanoparticle farming based?

(a). Microorganisms such as
bacteria, fungi, actinomycetes and yeast possess the ability to change the DNA sequence of plants
(b). Microorganisms such as
bacteria, fungi, actinomycetes and yeast possess the ability to synthesize nanoparticles
(c). Both a and b
(d). None of the above

Question 18. Which is a type of biosensor?

(a). Optical biosensors
(b). Biological biosensor
(c). Electronic nose devices
(d). All of the above

Question 19. What is nanofiltration?

(a). Nanofiltration is a membrane filtration process used most often to soften water
(b). Nanofiltration is a membrane filtration process used most often to disinfect water
(c). Both a and b
(d). None of the above

Question 20. What is the pore size of nanofiltration membranes?

(a). 1-10 nanometers
(b). 10-15 nanometers
(c). 15-20 nanometers
(d). 20-25 nanometers

Question 21. What is the use of nanofiltration in a Natural Essential Oils industry?

(a). Fractionation of crude extracts
(b). Enrichment of natural compounds Gentle Separations
(c). Both a and b
(d). None of the above

Nano agri inputs

Question 22. Which of the following option includes nano-agri inputs?

(a). Nano-seed science and nano-fertilizers
(b). Nano-herbicides and nano-pesticides
(c). Encapsulation of Bt, nano-pheramones, hydrogels for moisture conservation, and nano-particles for quenching reactive oxygen species
(d). All of the above

Question 23. What is the size of nanomaterials?

(a). 1 nm and 45 nm
(b). 1 nm and 70 nm
(c). 10 nm and 100 nm
(d). 1 nm and 100 nm

Question 24. Which is a nano-packaging material?

(a). Nano-fibrillated cellulose
(b). Nano-emulsion
(c). Both a and b
(d). None of the above

Question 25. What is the use of cyclodextrin inclusion complex?

(a). Extending shelf-life of vegetables
(b). Extending shelf-life of fruits
(c). Extending shelf-life of flowers
(d). All of the above

Question 26. Which is not a component of nano-emulsion?

(a). Oil phase
(b). Water phase
(c). Emulsifier
(d). Preservatives

Question 27. Which is a non polar molecule?

(a). Free Fatty Acids
(b). Monoacylglycerols
(c). Both a and b
(d). None of the above

Question 28. Which is the source of triacylglycerols?

(a). Safflower and sunflower
(b). Corn and olive
(c). Algae and fish
(d). All of the above

Question 29. What is nanocarrier?

(a). Soft NM used as a carrier system
(b). Hard NM used as a carrier system
(c). Both a and b
(d). None of the above

Question 30. What is effect of Carbon nanotubes in plant growth?

(a). Seed germination
(b). Stomata opening
(c). Regulating plant nutrition
(d). All of the above

References


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