The Amniotic Egg (Grade 12 NSC Matric Life Sciences): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What was the main evolutionary advantage of the amniotic egg?
What was the main evolutionary advantage of the amniotic egg?
It allowed vertebrates to reproduce on land
Which membrane produces the fluid that cushions the embryo?
Which membrane produces the fluid that cushions the embryo?
The amnion
What is the primary function of the allantois?
What is the primary function of the allantois?
Waste storage and gas exchange
What role does the chorion play in reptiles and birds?
What role does the chorion play in reptiles and birds?
It enables gas exchange through the shell
What does the yolk sac contain?
What does the yolk sac contain?
Food reserves for the developing embryo
How does a larger yolk supply affect offspring development?
How does a larger yolk supply affect offspring development?
Longer incubation, more developed young
What is the main protective function of the egg shell?
What is the main protective function of the egg shell?
Prevents water loss and physical damage
What does the albumen provide for the embryo?
What does the albumen provide for the embryo?
Additional protein and water
How many specialised embryonic membranes does the amniotic egg contain?
How many specialised embryonic membranes does the amniotic egg contain?
Three
What environment does the amniotic fluid create within the egg?
What environment does the amniotic fluid create within the egg?
A miniature aquatic environment