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