
Pre-Lab: Sea Star Dissection
Interactive Video
•
Science
•
11th Grade
•
Practice Problem
•
Medium
Used 2+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of animal is a sea star?
A bony fish
A freshwater aquatic invertebrate
A marine invertebrate
A marine vertebrate
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of the numerous spines found on the skin of a sea star?
To aid in movement
To extract oxygen from seawater
To provide defense
To help with feeding
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following systems is present in a sea star?
A circulatory system with a heart and blood
A water vascular system
A complex nervous system with a brain
Gills for breathing
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What forms the internal skeleton of a sea star?
Cartilage
A network of rod-shaped ossicles
A bony structure similar to fish
A chitinous exoskeleton
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What provides support for a starfish's body?
A hard outer shell
Ossicles embedded in the skin
A cartilaginous skeleton
A hydrostatic skeleton
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following correctly describes the path of food through a starfish's digestive system?
Mouth -> Pyloric Stomach -> Cardiac Stomach -> Pyloric Ceca
Mouth -> Cardiac Stomach -> Pyloric Stomach -> Pyloric Ceca
Mouth -> Pyloric Ceca -> Cardiac Stomach -> Pyloric Stomach
Mouth -> Cardiac Stomach -> Pyloric Ceca -> Pyloric Stomach
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where does chemical digestion primarily occur in a starfish?
Cardiac stomach
Pyloric stomach
Pyloric ceca
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