Topics: Circulation and Excretion Quiz
What type of excretory organs do insects and flatworms have?
A. protonephridia, metanephridia
B. Malpighian tubules, protonephridia
C. metanephridia, Malpighian tubules
Select your answer:

Topics:
Humanistic and Biological Psychology Human Anatomy and Physiology - Types of Tissues Understanding Psychology Nervous System Circulatory & Respiratory System Healthcare Systems and Insurance Name that Pathogen Eco Factors & Bacteria The Nervous System History of Psychology Cardiovascular System Anatomy Stem Cells & Cell Differentiation Hematology in Veterinary Medicine Anatomy Muscles Effects of Exercise on the Musculoskeletal System Branches of MedicineOther quiz:
Vision and Hearing Defects › ViewWhat is a common method to correct myopia?
A. Cochlear implants.
B. Prescription eyeglasses or contact lenses.
C. Regular ear cleaning.
D. Dietary supplements.
Nutrition › View
Which of these will not affect photosynthesis?
A. Light
B. Temperature
C. Glucose Availability
D. Carbon Dioxide