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ICAR JRF Plant Reproduction — practice questions

Explore 62 free Plant Reproduction questions in ICAR JRF Plant Sciences. Open each question or exercise to read its content, reference answers and available explanation.

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Plant Reproduction questions and exercises with answers

Showing questions 1–30 of 62.

Self or cross pollination?Read the answer and worked solution →Angiosperm or gymnosperm?Read the answer and worked solution →Take pollen through to seedRead the answer and worked solution →Match the flower part to its roleRead the answer and worked solution →Flip and match the fruit typesRead the answer and worked solution →True or false, plant reproductionRead the answer and worked solution →Tap only what belongsRead the answer and worked solution →Wind flower or bee flower?Read the answer and worked solution →In the plant life cycle, the haploid gametophyte produces gametes by which process?Read the answer and worked solution →Which stage dominates the life cycle of higher plants?Read the answer and worked solution →The stalk on which a flower is borne is called what?Read the answer and worked solution →The calyx and corolla taken together are known as what?Read the answer and worked solution →How does petal number typically differ between monocots and dicots?Read the answer and worked solution →A flower with only a gynoecium and no androecium is described as what?Read the answer and worked solution →A species bearing male and female flowers on separate plants is described as what?Read the answer and worked solution →An ovary placed below the other flower parts is described as what?Read the answer and worked solution →The individual unit of the gynoecium consists of which three parts?Read the answer and worked solution →Within the microsporangium, the microspore mother cell divides by meiosis to give how many microspores?Read the answer and worked solution →What does the tapetum do inside an anther?Read the answer and worked solution →A mature pollen grain contains which two cells?Read the answer and worked solution →Which substance in the exine allows pollen to survive unfavourable conditions and rough transport?Read the answer and worked solution →In megasporogenesis, how many of the four megaspores produced survive?Read the answer and worked solution →Megagametogenesis produces a female gametophyte with which composition?Read the answer and worked solution →What is the role of the synergid cells in the embryo sac?Read the answer and worked solution →The opening in the integuments through which a pollen tube enters is called what?Read the answer and worked solution →In gymnosperms, roughly how long does the pollen tube take to grow towards the female gametophyte?Read the answer and worked solution →Which event of the angiosperm life cycle is completely absent in gymnosperms?Read the answer and worked solution →In angiosperms, pollination is defined as the transfer of pollen between which two structures?Read the answer and worked solution →Which statement correctly defines cross-pollination?Read the answer and worked solution →In the primrose, two flower forms differ in the length of anthers and stigma. What is this called?Read the answer and worked solution →

Worked practice questions

Self or cross pollination?

Read exercise and reference answers
Left
Self
Items
  1. Item
    Same flower pollen
    Answer
    Self
  2. Item
    Less diversity
    Answer
    Self
  3. Item
    Another plant
    Answer
    Cross
  4. Item
    More diversity
    Answer
    Cross
  5. Item
    No pollinator cost
    Answer
    Self
  6. Item
    Needs a pollinator
    Answer
    Cross
  7. Item
    Dioecious plants
    Answer
    Cross
  8. Item
    Ripe at same time
    Answer
    Self
Right
Cross
Instructions
Swipe left for self pollination, swipe right for cross pollination.
_Source: OpenStax Biology 1e, section 32.2 Pollination and Fertilization_

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Angiosperm or gymnosperm?

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Left
Angiosperm
Items
  1. Item
    Naked seeds
    Answer
    Gymnosperm
  2. Item
    Seeds inside fruit
    Answer
    Angiosperm
  3. Item
    Ovule on a bract
    Answer
    Gymnosperm
  4. Item
    Has cones
    Answer
    Gymnosperm
  5. Item
    Ovule in an ovary
    Answer
    Angiosperm
  6. Item
    Has flowers
    Answer
    Angiosperm
  7. Item
    Wind pollinated
    Answer
    Gymnosperm
  8. Item
    Animal pollinated
    Answer
    Angiosperm
Right
Gymnosperm
Instructions
Swipe left for angiosperm, swipe right for gymnosperm.
_Source: OpenStax Biology 1e, section 32.1 Reproductive Development and Structure_

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Take pollen through to seed

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Steps
  1. Pollen on stigma
  2. Pollen tube grows
  3. Enters micropyle
  4. Egg is fertilised
  5. Endosperm forms
  6. Ovule becomes seed
Instructions
Tap the steps in the order they happen after pollen lands.
_Source: OpenStax Biology 1e, section 32.2 Pollination and Fertilization_

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More Plant Sciences topics

Plant Form and PhysiologySoil and Plant Nutrition