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Biology · STRUCTURAL ORGANISATION IN ANIMALS

हिन्दी

Which of the following statements regarding fertilisation and development in frogs is correct?

  1. Fertilisation is internal and development is direct without a larval stage
  2. Fertilisation is external in water and development involves a tadpole larva
  3. Fertilisation is external and development is direct without metamorphosis
  4. Fertilisation is internal and development involves a nymph stage

Correct answer · Option 2

Fertilisation is external in water and development involves a tadpole larva

Explanation

Fertilisation in frogs is external and takes place in water; development is indirect involving a free-swimming tadpole larva that undergoes metamorphosis.

Related questions

Match List-I with List-II regarding the reproductive and excretory structures in male and female frogs: List-I List-II A Mesorchium I Transfers sperms from testis into kidneys (10-12 in number) B Vasa efferentia II Canal inside kidney that receives vasa efferentia C Bidder’s canal III Double fold of peritoneum attaching testes to kidneys D Oviduct IV Opens separately into the cloaca without connecting to kidneys Choose the correct answer from the options given below:→In Rana tigrina, which organ(s) execute respiratory exchange during periods of aestivation and hibernation?→Which statement accurately describes the anatomical location and opening of the urinary bladder in frogs?→Given below are two statements: Statement I: Frogs never drink water directly but absorb it through the skin. Statement II: The skin of a frog is always maintained dry to prevent loss of body salts. In the light of the above statements, choose the most appropriate answer from the options given below:→
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