Reproduction in Organisms Set 3

All India Pre Medical Test (AIPMT)

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This set of Biology Multiple Choice Questions & Answers (MCQs) focuses on Reproduction in Organisms Set 3

Q1 | Morphologically distinct gametes are called as
  • Isogamete
  • Heterogametes
  • Gametes
  • Iso-spores
Answer: Heterogametes
Q2 | Which organisms have diploid body organization?
  • Monera and Fungi
  • Algae and Bryophyte
  • Pteridophytes and Angiosperms
  • Both a and b
Answer: Both a and b
Q3 | Which organisms have diploid body organization?
  • Pteridophytes, angiosperm
  • Angiosperms
  • Most of the animals
  • All three
Answer: All three
Q4 | Normally male gametes are..... .
  • Stationary
  • Ordinary
  • Nutritive
  • Motile
Answer: Motile
Q5 | Normally Female gametes are.... .
  • Stationary
  • Ordinary
  • Nutritive
  • Motile
Answer: Stationary
Q6 | By which medium gametes of Algae, Bryophytes and Pteridophytes move ?
  • Air
  • Water
  • Lipids
  • Tissue
Answer: Water
Q7 | Which structure provides surface for the settlement of pollen grains in angiosperm plants ?
  • Anther
  • Style
  • Stigma
  • Pollen tube
Answer: Stigma
Q8 | The process of transfer of pollen grains from the anther to the stigma is known as ...... .
  • Distribution of pollen grain
  • Transportation of pollen grains
  • Formation of pollen grains
  • Pollination
Answer: Pollination
Q9 | Where do pollen grains germinate ?
  • Anther
  • Style
  • Stigma
  • Pollen tube
Answer: Stigma
Q10 | Which structare is produced by germination of pollen grain ?
  • Pollen tube
  • Style
  • Tube
  • Vessels
Answer: Pollen tube
Q11 | In which organ the growth of pollen tube is observed, till it reaches the ovules ?
  • Pollen tube
  • Style
  • Ovary
  • Stigma
Answer: Style
Q12 | Devlopment of zygote result in formation of............... .
  • Seed
  • Fruit
  • Embryo
  • Seed coat
Answer: Embryo
Q13 | During conjugation, the-bridge is formed of........... .
  • Nucleu
  • Inter cytoplasm
  • Chromosomes
  • Cytoplasm
Answer: Cytoplasm
Q14 | The process oforgan formation start of................ .
  • Due to growth
  • Due to development
  • Due to differentiation
  • Due to division
Answer: Due to differentiation
Q15 | The fertilized eggs of reptile and birds are covered with calcareous shell. Due to this the zygotepasses from which phase ?
  • Growth phase
  • Vegetative phase
  • Development phase
  • Incubation phase
Answer: Incubation phase
Q16 | In Angiosperms, which parts of the flowers wither and fall off ?
  • Sepal
  • Petals
  • Stamens
  • All the three
Answer: All the three
Q17 | In Angiosperms which part of the flowers attached with plant body.
  • Calyx
  • Carolla
  • Gynoecium
  • Androecium
Answer: Gynoecium
Q18 | In asexual reproduction embryosac develop from which part ?
  • Pollengrain
  • Ovum
  • Ovary
  • Mother megaspore
Answer: Mother megaspore
Q19 | In amorphophalus and colocasia vegetetive reproduction occur by which plant organ ?
  • Tuber stem
  • Bubil
  • Corm
  • Offsets
Answer: Corm
Q20 | What is the eye of potato ?
  • Root
  • Stem
  • Bud
  • Flower
Answer: Bud
Q21 | Which type of vegetetive reproduction occurs in Grape and Hibiscus ?
  • Cutting
  • Layering
  • By seed
  • Grafting
Answer: Layering
Q22 | Find out mismatched from the following.
  • Lawn grass-runner
  • Mango-Grafting
  • Lemon-by embryo grafting
  • Bamboo-Grafting
Answer: Bamboo-Grafting
Q23 | Which one is the best ?
  • Stock
  • Scion
  • Cutting
  • All a, b, c
Answer: All a, b, c
Q24 | Which method is used for vegetetive reproduction the devlopment of banana plant ?
  • Cutting
  • Layering
  • Grafting
  • Bud Grafting
Answer: Cutting
Q25 | Which organism becomes reproductive due to deficiency of mitosis and meiosis ?
  • Dog
  • Ameoba
  • Grasshopper
  • Earthworm
Answer: Ameoba
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