MCQs Agronomy [7] Posted on April 9, 2023April 12, 2023Author admin 0 Multiple Choice Questions (MCQs) for Test Preparation Agronomy – Test 7 Please enter your email: 1. Which plant hormone acts in concert with Gibberellins to promote stem elongation? Brassinosteroid Jasmonate Gibberellin Auxin 2. Largest producer of rice is ___________________ Japan China India USA 3. What is the effect of Gibberellins on seed dormancy? Stimulates germination Maintain seed dormancy and inhibit germination No effect on seed dormancy Promote seed dormancy 4. BBCH scale is used to describe____________ of crops Suitability to specific environmental conditions Sensitivity to biotic stresses Sensitivity to abiotic stresses Growth and development 5. ____________ is the plant’s response to gravity Thigmotropism Phototropism Chemotropism Gravitropism 6. Biofortified rice with Vitamin-A enrichment is called ___________________ Golden rice White rice Brown Rice Paddy rice 7. ___________________ is the scientific name of common rice used as human food Oryza glaberrima Oryza nivara Oryza sativa Oryza barthii 8. Major component of legume seeds is ___________________ Minerals Protein Starch Fat 9. ___________________ can be used to improve the structure of salt affected soils SSP MoP Gypsum Urea 10. ___________________ gene played a vital role in the Green Revolution Rht2 gene Rht1 gene None Rht1 and Rht2 genes 11. After removing the husk, rice with bran is called ___________________ Golden rice Brown Rice White rice Paddy rice 12. _____________is the main factor that triggers phenological development of crops Soil moisture Planting depth Relative humidity Temperature 13. Largest consumer of rice is ___________________ India China USA Japan 14. _____________is the main function of the awn on a wheat plant To protect the grain from predators To protect the grain from pathogens To aid in pollination To disperse the grain 15. _____________in the followings is not a type of wheat Emmer Durum Einkorn Jasmine 16. ___________________ is a type of fragrance rice IRRI-6 Basmati Basmati & Jasmine Jasmine 17. ___________________ can be the chemicals used for disease control Nematicides Herbicides Insecticides Fungicides 18. ___________________ is a key contributor to the aroma of fragrant rice 2-Acetyl-1-pyrroline Aldehyde furanones Ketone 19. Which hormone is involved in the establishment and maintenance of dormancy? Brassinosteroids Auxin Abscisic Acid Gibberellins 20. ___________________ agricultural implement is not suitable to break the hard pan in the soil Disc plow Chisel plough subsoiler Plank Loading … Question 1 of 20