Mollusk quiz

How many different mollusks are flourishing today?

• Nearly 200,000

• Over 150,000

• About 100,000

• More than 250,000

What is the unique rasping tongue of mollusks called?

• Mantle

• Radula

• Foot

• Shell

What secretes the shell in many mollusks?

• The tentacles

• The radula

• The foot

• The mantle

Which mollusk can inflate its foot to four times the size of its shell?

• The cockle

• The moon snail

• The garden snail

• The abalone

How do squid achieve accelerated bursts?

• By jet propulsion

• By using their tentacles

• By inflating their foot

• By changing colors

What is the primary reason mollusks have a variety of feeding tools?

• To defend against predators

• To build shelters

• To procure a meal

• To attract mates

What allows the octopus to change color and texture?

• Its shell

• Its foot

• Its radula

• Its skin

What is the most impressive weapon developed by a mollusk according to the text?

• Speed

• Camouflage

• Intelligence

• Shell

What is the greatest secret of the survival game for mollusks?

• The ability to change

• The strength of their shell

• The speed of their movement

• The sharpness of their radula