MCQs Botany-1 Posted on 2023-04-072024-11-08Author admin 4 MCQs Botany-1 1. _____________is an essential micronutrient for plants Nitrogen Phosphorus Boron Magnesium 2. _____________is the major factor that triggers phenological development of plants Soil moisture Planting depth Temperature Relative humidity 3. ___________________ can be the chemicals used for disease control in plants Herbicides Fungicides Insecticides Nematicides 4. _____________of the following is a common adaptation of plants that grow in shade Small leaves Thick cuticle Large leaves Dark green leaves 5. Evapotranspiration is primarily driven by __________________ energy Atmospheric pressure Wind energy Solar energy Anti-gravitational energy 6. Olericulture is the study dealing with_________________ Ornamental plants Vegetable production Honey bee Fruits 7. Scientific name of common rice is ___________________ Triticum aestivum Brassica napus Oryza glaberrima Oryza sativa 8. _____________of the following is NOT a factor that significantly affects plant growth and distribution Temperature Soil Type Air Pressure Light Intensity 9. Regulation of fruit ripening is the primary function of____________hormone Cytokinin Ethylene Auxin Gibberellin 10. Plant response to touch stimulus is called___________________ Chemotropism Phototropism Gravitropism Thigmotropism 11. _______________ is the scientific name of the strawberry plant Actinidia deliciosa Ficus carica Persea americana Fragaria Ananassa 12. Stem elongation by promoting cell growth is the primary function of____________hormone Auxin Gibberellin Cytokinin Ethylene 13. Scientifically sunflower seed is called________ Grain Achene Siliqua Caryopsis 14. Pome fruits include________ Apple, Pear, Quince Pear Quince Apple 15. Major component of legume seeds consists of ___________________ Starch Minerals Fat Protein 16. _____________in the following is not a type of wheat plant Jasmine Einkorn Emmer Durum 17. In plants _______________ is the gross production minus respiration Secondary productivity Net productivity Primary productivity Net primary productivity 18. Cereal seeds are rich in ___________________ Minerals Protein Carbohydrates Fat 19. Plant response to gravity is called___________________ Gravitropism Thigmotropism Chemotropism Phototropism 20. Select correct sequence of scientific classification of living organisms Kingdom → Order → Class → Phylum → Family Kingdom → Phylum → Order → Class → Family Kingdom → Phylum → Class → Order → Family Kingdom → Class → Phylum → Order → Family Loading …
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