Description : Which one of the following statements is correct? (a) Cleistogamous flowers are always autogamous. (b) Xenogamy occurs only by wind pollination. (c) Chasmogamous flowers do not open at all. (d) Geitonogamy involves the pollen and stigma of flowers of different plants.
Last Answer : (a) Cleistogamous flowers are always autogamous.
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 : A dioecious flowering plant prevents both (a) autogamy and geitonogamy (b) geitonogamy and xenogamy (c) cleistogamy and xenogamy (d) autogamy and xenogamy.
Last Answer : (a) autogamy and geitonogamy
Description : A dioecious flowering plant prevents both : (1) Autogamy and geitonogamy (2) Geitonogamy and xenogamy (3) Cleistogamy and xenogamy (4) Autogamy and xenogamy
Last Answer : (1) Autogamy and geitonogamy
Description : In which one of thefollowing pollination is autogamous?a) Geitonogamyb) Xenogamyc) Chasmogamyd) Cleistogamy
Last Answer : ) Cleistogamy
Description : When pollen of a flower is transferred to the stigma of another flower of the same plant, the pollination is referred to as (a) autogamy (b) geitonogamy (c) xenogamy (d) allogamy.
Last Answer : b) geitonogamy
Description : Unisexuality of flowers prevents (a) geitonogamy, but not xenogamy (b) autogamy and geitonogamy (c) autogamy, but not geitonogamy (d) both geitonogamy and xenogamy
Last Answer : (c) autogamy, but not geitonogamy
Description : Transfer of pollen grains from the anther to the stigma of another flower of the same plant is called (a) xenogamy (b) geitonogamy (c) karyogamy (d) autogamy.
Last Answer : (b) geitonogamy
Description : a. Cleistogamy b. Chasmogamy c. Homogamy d. Herkogamy
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 : Completion of pollination and fertilization in unopened flower bud is termed as a. Chasmogamy b. Apogamy c. Cleistogamy d. Dichogamy
Last Answer : Cleistogamy
Description : Cross pollination is associated with: a. Cleistogamy b. Chasmogamy c. Dichogamy d. Apogamy
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 : How are pollen grains adapted to help plant pollinations?
Last Answer : Some pollen grains have a spiky surface to help them sticky tothe bodies of insects.
Description : 10. “Cleistogamous flowers are invariably autogamous because” (a) These flowers do not open at all. (b) There is no chance of cross – pollen landing on the stigma. (c) These flowers have exposed anthers and stigma. (d) These flowers are wind pollinated.
Last Answer : (a) These flowers do not open at all.
Description : Chasmogamy was found in
Last Answer : Ans. Rice Moong and Oat
Description : Male sterility promotes: a. Autogamy b. Allogamy c. Homogamy d. Chasmogamy
Description : Both, autogamy and geitonogamy are prevented in (a) papaya (b) cucumber (c) castor (d) maize.
Last Answer : a) papaya
Description : Geitonogamy involves (a) fertilisation of a flower by the pollen from another flower of the same plant (b) fertilisation of a flower by the pollen from the same flower (c) fertilisation of a flower ... of a flower by the pollen from a flower of another plant belonging to a distant population.
Last Answer : (a) fertilisation of a flower by the pollen from another flower of the same plant
Description : In which one of the following, both autogamy and geitonogamy are prevented? (a) Wheat (b) Papaya (c) Castor (d) Maize
Last Answer : (b) Papaya
Description : 56. Both, autogamy and geitonogamy are prevented in (1) Maize (2) Papaya (3) Cucumber (4) Castor
Last Answer : Papaya (
Description : Geitonogamy involves:a)Fertilization of a flower by the pollen from a flower of another plant belonging to a distant population.b)Fertilization of a flower by the pollen from another flower of the same ... flower by the pollen from a flower of another plant in the same population
Last Answer : b)Fertilization of a flower by the pollen from another flower of the same plant
Description : 2Both autogamy and geitonogamy are prevented in:a) Cucumberb) Castorc) Maized) Papaya
Last Answer : d) Papaya
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 : Cleistogamy was found in
Last Answer : Ans. Wheat and Barley
Description : Advantage of cleistogamy is (a) no dependence on pollinators (b) vivipary (c) higher genetic variability (d) more vigorous offspring
Last Answer : (a) no dependence on pollinators
Description : Attractants and rewards are required for (a) entomophily (b) hydrophily (c) cleistogamy (d) anemophily.
Last Answer : (a) entomophily
Description : Attractants and rewards are required for : (1) Entomophily (2) Hydrophily (3) Cleistogamy (4) Anemophily
Last Answer : (1) Entomophily
Description : STATE ONE ADVANTAGE AND ONE DISADVANTAGE OF CLEISTOGAMY.
Last Answer : ANS. ADVANTAGE: ASSURED SEED SET DISADVANTAGE: INBREEDING DEPRESSION.