Which of the following arthropods are arachnids?

Identify organism and its phylum:

5.2 Help Jackson om die gereedskap stok te meet in sentimeter: (1)   Kliek op die knoppie om die prent in ‘n groter formaat te sien.        

Identify the structures of a tapeworm:

Identify the earthworm structures:

Amphibians are dependent on water

Which of the following describes the order of infection for the Chinese liver fluke (Clonorchis sinensis)?

Match the structures of the frog:

Which of the following statements about cnidarians is NOT true?

How does a sponge reproduce asexually?