Practice Horticulture and Details Questions and Answers

• Botanical name of Lemon grass :
• Palmarosa comes under the family of ___________ .
• Fully opened blossoms in apple may be killed at temperature below
• Browning in cauliflower is due to deficiency of
• Fanging is related to
• King of Pippin is the variety of ......
• A method of asexual propagation in which a stem is made to produce roots while still attached to the parent plant is called
• Plants which flower only once in their life is:
• King of Pippin is the variety of ......
• National Initiative on Climate Resilient Agriculture (NICRA) started in which year?
• Browning in cauliflower is due to deficiency of
• Which of the following mango varieties is most suitable for high-density planting?
• Anthracnose in guava is caused by which pathogen?
• What is the main coloring principle in turmeric?
• Which chemical is used to stimulate latex production in rubber trees?
• Which alkaloid found in Periwinkle is used in cancer treatment?
• The primary use of Isabgol (Plantago ovata) husk is:
• Which of the following preservatives is most effective for retaining the color of beverages?
• Which factor is primarily responsible for the development of “blind shoots” in carnation cultivation?
• Which marigold species is characterized by its larger bloom size and tall plant stature?
• In commercial rose production, which substrate is preferred for hydroponic cultivation systems?
• Which of the following environmental conditions most favors the incidence of botrytis blight in cut flower crops?
• Which specific nutrient deficiency results in interveinal chlorosis and cupping of young leaves in roses?
• In lilium cultivation, vernalization is essential to break bulb dormancy. What is the ideal temperature range for this purpose?
• In gladiolus, which part of the plant is used for vegetative propagation besides corms?
• What is the purpose of applying potassium nitrate (KNO ₃ ) in the flower industry, especially in carnation and chrysanthemum?
• What is the most suitable light intensity (in lux) for gerbera flower production under protected conditions?
• In tissue culture of orchids, which plant growth regulator is commonly used to promote protocorm-like body (PLB) formation?
• Which carnation variety is known for its long vase life and resistance to calyx splitting?
• Which photoperiodic response is exhibited by tuberose with respect to flowering?
• Which rose rootstock is most suitable for saline soil conditions?
• Which method is most effective for controlling aphid infestation in chrysanthemum cultivation?
• Which floral crop exhibits protandry, where male flowers mature before female ones?
• What is the main reason for applying gibberellic acid (GA ₃ ) in lilium cultivation during the early vegetative phase?
• Which flower crop is mainly propagated through scale leaves rather than conventional cuttings or seeds?
• In rose cultivation, which of the following symptoms is most commonly associated with powdery mildew infestation?
• What is the average vase life (in days) of standard carnations under optimal storage and handling conditions?
• Which of the following plant hormones is known to accelerate flower senescence in many cut flowers like roses?
• ‘Tapka’ is a commonly used term referring to the harvest maturity stage of which tropical fruit?
• The characteristic flavor in banana is mainly due to the presence of which chemical compound?