NTI Day 4: Subphylum Chelicerata Part 3: Diversity
Interactive Video
•
Science
•
9th - 12th Grade
•
Practice Problem
•
Medium
Rachel Clement
Used 2+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many described species are there in the subphylum Chelicerata?
Approximately 1,300
Approximately 4,000
Approximately 100,000
Approximately 50,300
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a characteristic of sea spiders (Class Pycnogonida)?
They are found exclusively in shallow coastal waters.
They typically have 4 pairs of walking legs.
They can grow up to 70 centimeters in length.
They are primarily terrestrial.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a distinctive feature of horseshoe crabs (Class Merostomata)?
They are closely related to crustaceans.
They possess a telson used for stinging.
Their prosoma is covered by an unsegmented, horseshoe-shaped carapace.
They have only simple eyes.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which statement accurately describes arachnids?
All arachnids are spiders.
Most adult arachnids have six legs.
The name "arachnid" originates from a Greek word meaning "spider."
All arachnids are carnivorous.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which statement is true about harvestmen?
They are venomous to humans.
They are able to produce silk.
They can ingest non-liquid food.
They have segmented bodies and short legs.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a unique characteristic of hooded tick-spiders (Ricinulei)?
They have excellent eyesight.
They possess a hood that can be lowered over their head.
They are known for their powerful venom.
They are the largest arachnids.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What proportion of scorpion species have venom powerful enough to kill humans?
Approximately 1%
Approximately 25%
Approximately 50%
Approximately 75%
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