18 Questions
What is a characteristic of insect mouthparts?
They are only for chewing solid food.
Which of the following is not a stage in the complete metamorphosis life cycle of insects?
Juvenile
What type of reproduction do arthropods engage in?
Sexual reproduction with internal fertilization
How do insects with incomplete metamorphosis differ from those with complete metamorphosis?
Incomplete metamorphosis has fewer life stages.
Which adaptation allows insects to conserve water?
Ability to close spiracles
How do insects primarily excrete waste?
By excreting uric acid
Which arthropods have lost the planktonic larval stage due to living on land?
Insects
What is a common feature of arthropods in terms of reproduction?
Internal fertilization without aquatic larvae
How do insects with pentaradial symmetry differ from those without it?
Insects with pentaradial symmetry possess a skeleton of CaCO3.
What is the key advantage of insects' excretion through malphigian tubules and uric acid?
High water loss prevention
How do arthropods exchange gases for respiration?
Through their tracheal system
What type of life cycle feature do insects possess that enables their success on land?
Direct development without larval stage
Which of the following is the primary method of reproduction in arthropods?
Internal fertilization
What respiratory system adaptation do insects have for their high metabolic rate?
Ventilated air-filled trachea for increased oxygen supply
What type of excretion system do insects possess?
Malpighian tubules
How many stages are typically present in an insect life cycle?
Four
Which adaptation allows arthropods to live on land?
Exoskeleton
What disadvantage is associated with the arthropod exoskeleton?
It must be moulted for growth to occur
Test your knowledge on the classification of arthropods based on their characteristics such as number of legs, brain size, eyes, and habitat. Learn about the different levels of advancement among arthropods and their unique traits.
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