Home
Class 12
BIOLOGY
The plants with flowers having strong o...

The plants with flowers having strong odour abundant nectar and pollen grain show

A

ornithophily

B

chiropterophily

C

entomophily

D

anemophily

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • RESPIRATION IN PLANTS

    TRUEMAN BIOLOGY|Exercise MULTIPLE CHOICE QUESTIONS|194 Videos

  • STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

    TRUEMAN BIOLOGY|Exercise MCQ|220 Videos

Similar Questions

Explore conceptually related problems

A sweet pea plant with blue flowers and long pollens is test crossed. The progeny contains 300 plants with blue flowers and long pollens, 295 plants with red flower and round pollens, 80 plants with blue flower and round pollen and 85 plants with red flower and long pollens. This result is due to 1. linkage 2. segregation 3. independent assortment 4. linkage and crossing over

Name the gymnospermic plant which has winged pollen grains.

Decide whether the following statements are true or false The Carpel of flowering plants collect pollen grains with the help of hairy and sticky style.

The following statements describe the characters of wind-pollinated plants. Which one of these statements is incorrect ? (i)The pollen grains are sticky (ii)Stamens are well exposed (iii)Flowers often have a single ovule

With reference to Cannabis which is correct for X, Y and Z Statement X. Flowers are attractive and produce scent Statement Y. Pollen grains are small, dry and light Statement Z. Cannabis is wind pollinated plant

A pure breeding plant with red dot on leaves was crossed with pure breeding white dotted plants. The heterozygotes have both red and white dots. On self pollination of F_(1) , what fraction of plants show both red and white dots on leaves

In garden pea, yellow colour of cotyledons is dominant over green and round shape of seed is dominant over wrinkled. When a plant with yellow and round seeds is crossed with a plant having yellow and wrinkled seeds, the progeny showed segregation for all the four characters. The probability of obtaining green round seeds in the progeny of this cross is

Which of the following statements is not correct 1. Insects that consume pollen or nectar without bringing about pollination are called pollen/nectar robbers 2. Pollen germination and pollen tube growth are regulated by chemical components of pollen interacting with those of the pistil 3. Some reptiles have also been reported as pollinators in some plant species 4. Pollen grains of many species can germinate on the stigma of a flower, but only one pollen tube of the same species grows into the style

The number of pollen grains, produced by each head inflorescene of family Asteraceae having 10 actinomorphic flowers (if each anther produces 20 pollen grains), are

Plants developed in vitro culture from pollen grains are

TRUEMAN BIOLOGY-SEXUAL REPRODUCTION IN FLOWERING PLANTS-MULTIPLE CHOICE QUESTIONS
  1. In ornithophilous plants

    Text Solution

    |

  2. Callistemon undergoes

    Text Solution

    |

  3. The plants with flowers having strong odour abundant nectar and polle...

    Text Solution

    |

  4. Night blooming flowers are generally

    Text Solution

    |

  5. In Rafflesia, pollination is brought about by

    Text Solution

    |

  6. In chasmogamy, the sex organs come in contact with each other by grow...

    Text Solution

    |

  7. A close mutualistic association between flower and pollinating agent i...

    Text Solution

    |

  8. Pollination in Lotus is carried out by

    Text Solution

    |

  9. Brightly coloured , odourless, pendent flowers (e.g., Bignoia /Pyroste...

    Text Solution

    |

  10. In Cannabis, pollination is carried out by 1. insects 2. wind 3. bi...

    Text Solution

    |

  11. Insect pollinated (entomophilous) flowers are characterised by

    Text Solution

    |

  12. Hair present on the cob of corn are Or Long filamentous threads pr...

    Text Solution

    |

  13. Anemophily type of pollination is found in :

    Text Solution

    |

  14. Upon fertilization, while ovule develops into seed, what structure dev...

    Text Solution

    |

  15. The process whereby the male gametes are brought to the egg by a poll...

    Text Solution

    |

  16. The pollen tubes grow through the solid style by separating their ce...

    Text Solution

    |

  17. External water is not required for fertilization of 1. Cryptogams 2....

    Text Solution

    |

  18. In angiosperms, triple fusion produces

    Text Solution

    |

  19. In angiosperm, syngamy or true fertilization refers to

    Text Solution

    |

  20. Movement of pollen tube towards embryo sac is

    Text Solution

    |