Insects or Insects are hexapod invertebrates and the largest group within the arthropod phylum. Definitions and circumscriptions vary usually
Reptiles are tetrapod animals in the class Reptilia, comprising today’s turtles, crocodilians, snakes, amphisbaenians, lizards, tuatara, and their extinct relatives
Fish are gill-bearing aquatic craniate animals that lack limbs with digits. They form a sister group to the tunicates
Dinosaurs are a diverse group of reptiles of the clade Dinosauria. They first appeared during the Triassic period
Structure of seed, types of seed & process of germination of seed.
Different Stages of the germination of seeds.