What is the exoskeleton of arthropods made of

• Cellulose

• Peptidoglycan

• Chitin

• Cartilage

Terrestrial arthropods excrete through malphigian tubes

• True

• False

Which one out of these is hermaphrodisiac?

• Butterfly

• Barnacles

• Shrimp

• Spiders

Fertilisation is internal in horseshoe crabs

• True

• False

Which of these subphylums is extinct?

• Crustacea

• Myriapoda

• Hexapoda

• Trilobitomorpha

Which of these is incorrect for arthropods?

• They have a segmented body

• They have a closed circulatory system

• They have compound eyes

• They have joint appendages

King Crab is a living fossil

• True

• False

Arthropoda comprises how much of the Animalia Kingdom?

• Two thirds

• One fourth

• One thirds

• Half

Which of these is true?

• Arthropods do not have any economical importance

• Arthropods have a haemocoel

• Arthropods are not eaten as delicacies in many parts of the world

• Arthropods are radially syymetrical

Which of these is a vector?

• Bombyx

• Culex

• Laccifer

• Apis