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