Arthropod Review

Which arthropod group is extinct?

• Trilobites
• Crustaceans
• Chelicerates
• Myriapods

Which adaptation was most important in enabling insects to live on land?

• Development of true independent flight.
• Evolution of specialized mouth parts.
• Organization of complex social structures.
• Ability to control water and gas exchange.

Tags

NGSS.MS-LS4-4

Insects reduce the amount of energy they use for flight by

• using kinetic energy stored in their flexible cuticles.
• activating strong muscles to move their wings.
• developing efficient flying techniques.
• relying on wind patterns to provide lift.

What does the proboscis allow some insects to do?

• suck and chew food.
• feed on blood or plant nectar
• manipulate food into the mouth
• crush leaves and plant stems

What term describes an organism that carries a disease from one host to another?

• pathogen
• pest
• vector
• parasite

Integrated pest management may include using traps and introducing

• genetically modified plants
• specific neurotoxins
• new insecticides
• predators of pests

Which of the following is an unintended consequences of insecticides?

• toxicity to organisms other than the target insect population
• decrease in the size of the target insect population
• evolved resistance of the target population
• difficulty in genetically altering plants affected by the target insect population

Crustaceans have mouths composed of a pair of

• mandibles
• antennae
• chelipeds
• spiracles

How many distinct body sections do crustaceans have?

• one
• two
• three
• four

Some insecticides can be dangerous to humans because they can

• accumulate in predator species
• kill only specific insects
• break down quickly
• kill all types of arthropods