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Reproductive Strategies and Fertilization

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Reproductive Strategies and Fertilization

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Questions and Answers

What is the primary purpose of the ovary after fertilization occurs?

To store excess sperm

To become the fruit that protects the seed (correct)

To produce more gametes

To disperse the seeds

Which of the following is NOT a function of courtship behavior in animals?

Recognize the same species

Ensure both parties are ready to mate

Evaluate health and strength

Control environmental factors (correct)

What characterizes external fertilization in organisms?

Only a single offspring is produced at a time

Sperm are unable to move and rely on water currents

Eggs hatch inside the female body after fertilization

Gametes are released into water with low fertilization rates (correct)

What do ovules become after fertilization?

<p>Seeds</p> Signup and view all the answers

In organisms that utilize internal fertilization, what is usually present to assist the transfer of sperm?

<p>Specialized organs to place sperm inside the female</p> Signup and view all the answers

Study Notes

Fertilization

Joining of male and female gametes
Ovary becomes the fruit, protecting the seed
Ovules become seeds

Reproductive Strategies

Behaviors during reproduction to ensure offspring survival
Courtship behavior of males and females
Three functions:
- Recognize the same species
- Ensure both are ready to mate
- Assess the health and strength of others

Types of Fertilization

External:
- Sperm are motile (can move) and swim to the egg
- Eggs and sperm released into water
- Many gametes produced, but few are fertilized
- Examples: frogs, fish, some worms, jellyfish, sponges
Internal:
- Eggs fertilized inside the female's body
- Most have an organ to place sperm inside the body

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Description

Explore the fascinating processes of fertilization and reproductive strategies in various species. This quiz covers both external and internal fertilization methods, as well as the important behaviors that ensure the survival of offspring. Test your knowledge on how male and female gametes join and how offspring are protected.