In which of the following does external fertilization occur? (2019)

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Question: In which of the following does external fertilization occur? (2019)

Options:

Correct Answer: Frogs

Exam Year: 2019

Solution:

Frogs typically exhibit external fertilization, where eggs and sperm are released into the water.

In which of the following does external fertilization occur? (2019)

In which of the following does external fertilization occur? (2019)

Step 1: Understand what external fertilization means. It is when eggs and sperm are released outside the body, usually into water.
Step 2: Identify animals that use external fertilization. Common examples include frogs, fish, and some invertebrates.
Step 3: Recognize that frogs are known for external fertilization. They lay eggs in water, and the male releases sperm over the eggs.
Step 4: Conclude that frogs are a correct answer for the question about external fertilization.

External Fertilization – A reproductive process where eggs and sperm are released into the environment, typically water, allowing fertilization to occur outside the female's body.
Examples of External Fertilization – Common examples include amphibians like frogs, many fish species, and some invertebrates.