Description : ________ can release lateral buds from apical dominance : a. Auxins b. Gibberellins c. Kinins d. None of above
Last Answer : Kinins
Description : Leaf senescence can be retarded by the application of : a. Auxins b. Gibberellins c. Kinins d. Abscicic acid
Description : Direction of plant growth is controlled by: a. Auxins b. Gibberellins c. Kinins d. All of above
Last Answer : Auxins
Description : Compounds possessing hormone like properties which have small molecular weight, are termed as : a. Auxins b. Gibberellins c. Kinins d. None of these
Description : Many _________ in super optimal concentrations also act as growth inhibitors : a. Auxins b. Gibberellins c. Cytokinins d. All of above
Description : Hormones which control apical dominance are: a. Auxins b. Cytokinins c. Gibberellins d. Polyamines
Last Answer : Cytokinins
Description : Difference between auxins and gibberellins? -Biology
Last Answer : answer:
Description : Which of the following control the root initiation, cell elongation and apical dominance? (A)Auxins (B) ABA (C) Gibberellins (D) Ethylene
Last Answer : (D) Ethylene
Last Answer : (B) ABA
Description : Cut or excised leaves remain green for long if induced to root or dipped in (a) gibberellins (b) cytokinins (c) auxins (d) ethylene.
Last Answer : (b) cytokinins
Description : The following is not a plant growth regulator a) Acetic acid b) Auxins c) Gibberellins d) Ethylene
Last Answer : a) Acetic acid
Description : Auxins as herbicides are supposed to be: a. Non toxic to animals and human beings b. Highly selective c. Exert their action at extremely low concentration d. All of the above
Last Answer : All of the above
Description : Auxins have effective role in : a. Delay in flower opening b. Cell division c. Reduction of pre harvest fruit drop d. All of the above
Last Answer : Reduction of pre harvest fruit drop
Description : Factors involved in the formation of auxins are: a. Age of apex b. Light c. Zinc d. All of the above
Description : The compounds which inhibit the activity of auxins are known as: a. Auxin antagonists b. Antiauxins c. Epinostic agent d. All of above
Last Answer : Antiauxins
Description : Auxin antagonists compounds interact with auxins as: a. Counteract b. Increase c. Decrease d. None of the above
Last Answer : Counteract
Description : Plants, protein, RNA, DNA contents are increased by a. Auxins b. Adenine c. Cytokinins d. None of above
Description : Lower temperature than normal convert male flowers into perfect flowers in ________: a. Date palm b. Mango c. Papaya d. Citrus
Last Answer : Papaya
Description : To preserve the germination ability of most seeds, store them in a: a. Warm, dry environment b. Cool, dry environment c. Cool environment after scarification d. Warm, moist environment after stratificatio
Last Answer : Cool, dry environment
Description : Self fertility refers to the ability of a variety to produce fruits with viable ___: a. Pollens b. Seeds c. Ovules d. Ovaries
Last Answer : Seeds
Description : To make the living area of a landscape appear larger, a designer should include plants that feature: a. Warm-colored flowers such as reds, oranges, yellows b. Cool-colored flowers such as blues, purples, lavenders c. A combination of warm- and cool-colored flowers d. All white flowers
Last Answer : Cool-colored flowers such as blues, purples, lavenders
Description : is generally added to water when processing flowers in a retail floral shop. a. Herbicide b. Insecticide c. Biocide d. Algicide
Last Answer : Biocide
Description : A major problem in standard carnation production resulting in asymmetrical flowers is: a. Improper fertilization b. High-density spacing c. Calyx splitting d. Lack of pinching
Last Answer : Calyx splitting
Description : Pansy is very popular annual due to its: a. Stem and foliage beauty b. Hardiness toward ground cover c. Planting under shad. d. Mix colour flowers bedding plant.
Last Answer : Mix colour flowers bedding plant.
Description : Which of the following perennials is hardy and having blue and lavender colour flowers? a. Verbena b. Dianthus c. Calendula d. Alyssum
Last Answer : Verbena
Description : For optimum vase life, most cut flowers should be stored at temperatures close to: a. 40 ºF b. 45 ºF c. 30 ºF d. 50 ºF
Last Answer : 40 ºF
Description : Which shrub has white colour flowers with fragrance a. Tabernaemontana divertice b. Hibiscus rosa chinensis c. Thevetia merifolia d. Jasminum sambac
Last Answer : Jasminum sambac
Description : Which of the shrub bears red colour flowers a. Atriplex halimus b. Tecoma stans c. Jatropha metrifeda d. Jasminum sambac
Last Answer : Jatropha metrifeda
Description : A technique to produce well branched, compact plants with many flowers is: a. Stunting b. Compacting c. Pinching d. Potting
Last Answer : Pinching
Description : The showy red, pink, or white portion of the poinsettia are: a. Flowers b. Bracts c. Petals d. Sepals
Last Answer : Bracts
Description : Which of the tree bears red colour flowers? a. Erythrena subrosa b. Albizia lebbek c. Sapium sebiferum d. Thuja orientalus
Last Answer : Erythrena subrosa
Description : Which of the following shrubs has white fragrant flowers? a. Tabernaemontana divertica b. Gardenia florida c. Thevitia nerifolia d. Lantana comara
Last Answer : Gardenia florida
Description : Jaccaranda mimosifolia has a. Red flowers b. Yellow flowers c. White flowers d. Purple flowers
Last Answer : Purple flowers
Description : Which of the following shrubs bears yellow flowers? a. Jasminum sambac b. Tabernamontana divertica c. Thevetia nerifolia d. Hibiscus Rosa sinensis
Last Answer : Thevetia nerifolia
Description : Which of the following climbers is important for its hardiness and flowers throughout year? a. Vitis vinifera b. Bongainvillea glabra c. Tecoma grandiflora d. Quisqalis indica
Last Answer : Bongainvillea glabra
Description : Dead heading is the removal of a. Dead branches b. Dead roots c. Faded flowers d. Shriveled leaves
Last Answer : Faded flowers
Description : Apple and pear form their flowers buds in ___________: a. May-June b. July-August c. September-October d. November-December
Last Answer : July-August
Description : Flowers having stigma below the highest anthers are called _______: a. Apistigmatic b. Hypostigmatic c. Peristigmatic d. Exostimgatic
Last Answer : Apistigmatic
Description : Annual bearing apples differentiate much greater proportion of their flowers on _______: a. Spurs b. Shoots c. Leaf axils d. Main stem
Last Answer : Shoots
Description : Bracts situated out side the calyx in certain flowers are called a. Epicalyx b. Epibasal c. Epicarp d. Epidermis
Last Answer : Epicalyx
Description : A group of flowers on an axis is called a. Solitary axillary flower b. Solitary terminal flower c. Inflorescence d. Modified flower
Last Answer : Solitary axillary flower
Description : An inflorescence in which the pedicels of the flowers arises from the same points as called a. Umbel b. Spike c. Catkin d. Uninate
Last Answer : Umbel
Description : Special leaf which bears a flower or cluster of flowers in its axils is called a. Bracts b. Compound leaf c. Simple leaf d. Non of these
Description : In some plants the buds contain both leaves and flowers and known as a. Leaf buds b. Flower buds c. Scaly buds d. Mixed buds
Last Answer : Mixed buds
Description : Maximum number of flowers in mango are borne on a. August flush b. June flush c. May flush d. April flesh
Last Answer : April flesh
Description : Pollination between two such flowers situated on the same plant is known a. Autogamy b. Allogamy c. Cross pollinated d. None of these
Last Answer : Allogamy
Description : Different mango varieties can be distinguished on the basis of: a. New leaf colour b. Panicle length c. Number of male flowers d. All of above
Last Answer : New leaf colour
Description : Apple bears on spurs in cluster of: a. 3 Flowers b. 4 Flowers c. 5 Flowers d. More than all above
Last Answer : 5 Flowers
Description : First and the heaviest flower drop in fruit plants occurs due to : a. Structural defects in the flowers b. Lack of pollination c. Non fertilization d. All of the abov
Last Answer : All of the abov