Description : Cross pollination is associated with: a. Cleistogamy b. Chasmogamy c. Dichogamy d. Apogamy
Last Answer : Chasmogamy
Description : Maturation of anthers and stigma at the same time refers to: a. Homogamy b. Chasmogamy c. Cleistogamy d. Dichogamy
Last Answer : Homogamy
Description : The condition in which flower opens only after pollination is called — a. Chasmogamy b. Cleistogamy c. Autogamy d. None of these
Last Answer : a. Chasmogamy
Description : a. Cleistogamy b. Chasmogamy c. Homogamy d. Herkogamy
Description : $ Self pollination in bud condition of a flower is called cleistogamy. ! Cleistogamy is usually accompanied by geocarpy.
Last Answer : $ Self pollination in bud condition of a flower is called cleistogamy. ! Cleistogamy is usually accompanied by ... D. If both As and R are wrong.
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
Description : Pollination and fertilization occurs before opening of flower is termed as
Last Answer : Ans. Cleistogamy
Description : Causes of misshapen and angularity in cucumber fruit under tunnel is due to a. Poor pollination b. Poor fertilization c. Proper pollination d. None
Last Answer : Poor pollination
Description : The development of fruit without fertilization or seed is called as: a. Pollination b. polyembryony c. pseudogamy d. Parthenocarpy
Last Answer : Parthenocarpy
Description : The phase of fruit bud formation continues until _________: a. Anthesis b. Petal formation c. Pollination d. Differentiation
Last Answer : Anthesis
Description : Which one of the following pollinations is autogamous? (a) Geitonogamy (b) Xenogamy (c) Chasmogamy (d) Cleistogamy
Last Answer : (d) Cleistogamy
Description : Which one of the following may require pollinators, but is genetically similar to autogamy? (a) Apogamy (b) Cleistogamy (c) Geitonogamy (d) Xenogamy
Last Answer : (c) Geitonogamy
Description : Production of seeds without fertilization is termed as: a. Parthenocarpy b. Parthenogenesis c. Gametogenesis d. All of above
Last Answer : Parthenogenesis
Description : Small, hair like outgrowth at the base of leaf stalk is termed as: a. Bud b. Bract c. Stipule d. Ligule
Last Answer : Stipule
Description : Male sterility promotes: a. Autogamy b. Allogamy c. Homogamy d. Chasmogamy
Description : The development of flower bud in tuberose is : a. Basipetal b. Exipetal c. Endopetal d. Acropetal
Last Answer : Acropetal
Description : Peduncle is a main axis of the a. leaf b. Flower c. Inflorescence d. Bud
Last Answer : Inflorescence
Description : Edible part of cauliflower is : a. Flowers b. Flower bud c. Vegetative bud d. Inflorescence
Last Answer : Vegetative bud
Description : Removal of young flower buds to allow maximum development of the remainder is termed as: a. Die back b. Disbudding c. Dead heading d. None of these
Last Answer : Disbudding
Description : Some plants develop fruit s without fertilization. This phenomenon is called (a) apocarpy (b) apogamy (c) parthenocarpy (d) syncarpy
Last Answer : Ans:(c)
Description : .Prothallus (gametophyte) gives rise to fern plant (sporophyte) without fertilization. It is (a) apospory (b) apogamy (c) parthenocarpy (d) parthenogenesis.
Last Answer : (b) apogamy
Description : In which one of thefollowing pollination is autogamous?a) Geitonogamyb) Xenogamyc) Chasmogamyd) Cleistogamy
Last Answer : ) Cleistogamy
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 : involves incorporating water soluble fertilizer into the irrigation systems of greenhouse and nursery crops. a. Broadcasting b. Fertilization c. Fertigation d. Perforation
Last Answer : Fertigation
Description : In plants, __________ is the process of converting stored energy into energy for plant growth. a. Transpiration b. Photosynthesis c. Respiration d. Pollination
Last Answer : Respiration
Description : Pollination in tomatoes under tunnel production is carried out by: a. Honey bees b. Bumble bees c. House flies d. Vibration
Last Answer : Vibration
Description : For good pollination in papaya orchard it is necessary that male plants should be a. 5-10% b. 40-45% c. 50-55% d. 70-75%
Last Answer : 5-10%
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 : Parthenocarpy refers to : a. Seedless fruits b. Fruit without pollination c. Seeds without pollination d. None of above
Last Answer : Fruit without pollination
Description : Parthenocarpic cucumber develops due to: a. After pollination b. Without pollination c. None of above d. a & b
Last Answer : Without pollination
Description : Self pollination is a form of: a. Inbreeding b. Out breeding c. Random mating d. None of these
Last Answer : Inbreeding
Description : Cross pollination is essential in following type of vegetables. a. Monoecious b. Dioecious c. Gynoecious d. Perigynous
Last Answer : Dioeciou
Description : Nature of pollination in cucurbits is: a. Highly cross pollinated b. Oftenly cross pollinated c. Highly self pollinated d. None of above
Last Answer : Highly cross pollinated
Description : At fruit bud differentiation in mango, C/N ratio is _______: a. Low b. Medium c. High d. Very High
Last Answer : High
Description : Rate of bud development is ___________ upto winter season : a. Slow b. Rapid c. Medium d. Constant
Last Answer : Rapid
Description : Apical bud becomes ________ in mango at fruit bud differentiation : a. Flattened b. Rounded c. Dome shaped d. Elongated
Last Answer : Dome shaped
Description : Pruning in old fruit trees increases fruit bud formation by increasing ______: a. Carbohydrates b. New vegetative growth c. Hormonal contents d. Cell sap
Last Answer : New vegetative growth
Description : Addition of __________ hastens the time of fruit bud differentiation in fruit plants: a. Nitrites b. Nitrides c. Nitrates d. All of these
Last Answer : Nitrates
Description : The bud which develop into the axils of a leaf is a. Axillary buds b. Terminal buds c. Adventitious buds d. Naked buds
Last Answer : Axillary buds
Description : The parts of stem from which a leaf arises is called a. Node b. Internodes c. Apex d. Bud
Last Answer : Node
Description : A change in genetic constitution, which arises suddenly and not to segregation and recombination of genes in sexual reproduction is called as: a. Hybridization b. Bud variation c. Mutation d. Non of them
Last Answer : Mutation
Description : At fruit bud differentiation, nitrogen contents are _____________: a. Low b. Medium` c. High d. Very high
Last Answer : Low
Description : Edible portion of cabbage is a. Terminal bud b. Leaves c. Leaves + inflorescence d. All of above
Last Answer : Leaves
Description : Hard, thorny structures which protect the buds of woody plants during winter, are termed as: a. Nodes b. Scales c. Bracts d. None of all
Last Answer : Scales
Description : Compounds possessing hormone like properties which have small molecular weight, are termed as : a. Auxins b. Gibberellins c. Kinins d. None of these
Last Answer : Kinins
Description : Imbibed or germinated seeds subjected to cold temperature is termed as: a. Scarification b. Startification c. Vernalization d. Sterilization
Last Answer : Vernalization
Description : Exposure of seed to low temperature before germination is termed as : a. Scarification b. Stratification c. Vernalization d. All of above
Last Answer : Stratification
Description : Removal of off type plants from a seed field is termed as: a. Weeding b. Rouging c. Hoeing d. All of abov
Last Answer : Rouging
Description : Controlled inhibition of seed is termed as: a. Priming b. Soaking c. Chilling d. None of above
Last Answer : None of above