याद रखने योग्य अवधारणाएँ और फॉर्मूला
Phylum Arthropoda:
• Arthropods are the largest phylum in the animal kingdom, including insects, arachnids, crustaceans, and myriapods.
• They have a chitinous exoskeleton for protection and support.
• Arthropods exhibit jointed appendages, a characteristic feature.
• Study their various modes of respiration, including gills, tracheae, and book lungs.
• Understand the process of molting, which allows them to grow.
• Learn about their diverse feeding strategies, such as herbivores, carnivores, and detritivores.
