7TH GRADE SCIENCE

SPONGE LAB # 3 CHAPTER 12

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SPONGES

SPONGE INTERNET LAB
 
ANSWERS IN COMPLETE SENTENCES
 
1) WHAT IS THE SCIENTIFIC NAME FOR SPONGES?
 
2) THE SPONGE IS COVERED IN TINY PORES THESE PORES ARE CALLED_________________
 
3) THE COLLAR CELL SERVES TWO PURPOSES FOR THE SPONGE WHAT ARE THEY.
 
4) THE SKELETON OF THE SPONGE  IS MADE UP OF TWO
     STRUCTURES  WHAT ARE THEY.
 
5) ARE SPONGES HERMAPHRODITES? WHAT DOES THIS TERM MEAN?
 
6) WHAT ARE ENCRUSTING  SPONGES?
 
7) WHAT ARE FREE STANDING SPONGES?  WRITE DOWN A
     EXAMPLE .
 
8) EXPLAIN WHY A SPONGE IS AN ANIMAL  AND NOT A PLANT.
 
 
8)

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