Amphibians | MCQs

Explanation

• Rana tigrina, also known as the Asian giant toad or the Indian bullfrog.
• It is a species of frog found in Southeast Asia and the Indian subcontinent.

Explanation

Amphibian eggs can be laid in the water (top) or on land in moist environments (bottom). 

Most females lay eggs in the water and the babies, called larvae or tadpoles, live in the water

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ND18-1-2023

Explanation

• Amphibians are a group of cold-blooded animals that live in both aquatic (water) and terrestrial environments (land).
• They have moist, smooth skin that helps them to breathe and regulate their body temperature.
• Examples: frogs, toads, salamanders, and newts.

Explanation

• Frog eggs are known as Spawn.
• This term refers to the cluster of eggs laid by a female frog in water.

Explanation

• The larval stage of a frog is known as Tadpoles.
• This stage is characterized by a aquatic, fish-like body, with gills for breathing and a tail for swimming.

Explanation

The life cycle of a frog:

• Frogspawn (Eggs): Laid by the female frog in water.
• Tadpoles (Larvae): Hatch from eggs, aquatic, and feed on algae.
• Froglet (Young Frog): Undergo metamorphosis, develop limbs, and lose tail.
• Frog (Adult): Fully developed, breathing air, and reproducing.