1. Desuckering is associated with which of the following?
(1) Potato (2) Tobacco
(3) Cotton (4) Sweet Potato
(5) Onion
2. If only one irrigation is available for wheat crop, it should be applied at:
(1) Ear emergence (2) Dough stage
(3) Maximum tillering (4) CRI
(5) Ripening
3. Relatively more drought tolerant variety of rice is:
(1) Swarna (2) Sahbhagi
(3) Sambha Mahsoori (4) Swarna sub-1
(5) Pusa basmati
4. Availability of phosphorus to plants is more in form
(1) H2PO4 (2) HPO4
(3) PO4 (4) Elemental P
(5) Organic Phosphorus
5. Which of the following fertilizer contains sulphur also?
(1) CAN (2) DAP
(3) SSP (4) MOP
(5) Urea
6. Effective control of Phalaris minor in wheat can be achieved by:
(1) 2,4-D(amine) (2) Pendimethalin
(3) Sulfosulfuron (4) Atrazine
(5) Endosulfan
7. Which one of the following is not a pre-emergence herbicide?
(1) Simazine (2) Basalin
(3) Pendimethalin (4) Glyphosate
(5) Phosphazine
8. The nutrient playing significant role in symbiotic N fixation in leguminous crops is:
(1) Ca (2) Mo
(3) Zn (4) Mg
(5) Cu
9. Generally for most soil bacteria activities, pH range is:
(1) 6-8 (2) 5-7
(3) 7-9 (4) 3-5
(5) 1-3
10. Extension education is a:
(1) social science (2) physical science
(3) biological science (4) part of plant genetics
(5) genetic engineering
Answers
1. (1)
2. (3)
3. (1)
4. (2)
5. (1)
6. (4)
7. (4)
8. (2)
9. (3)
10. (3)
