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