OBJECTIVES OF REPTILES
saadiaOBJECTIVES OF REPTILES Multiple Choice Questions MCQs 1. Snakes belongs to: (a) Anapsida (b) Synapsids (c)Lepidosauria (d) Archosauria 2. Therapsid arised from: (a) Lepidosauria (b) Synapsids (c) Anapsida (d) Archosauria…
SUBJECTIVE QUESTIONS OF REPTILES
SUBJECTIVE QUESTIONS OF REPTILES Write note on evolution of reptiles. Give the Cladistic and evolutionary interpretation of reptiles. Write note on turtles. Give shell in turtles. Why are turtle getting…
DEFINITIONS AND KEY POINTS FOR OBJECTIVES IN REPTILES
DEFINITIONS AND KEY POINTS FOR OBJECTIVES IN REPTILES TERMS DEFINITIONS Keratin Keratin is a resistant protein. Carapace The dorsal portion of the shell of turtles is the carapace. Plastron The…
FURTHER PHYLOGENETIC CONSIDERATIONS IN REPTILES
FURTHER PHYLOGENETIC CONSIDERATIONS IN REPTILES The archosaur and synapsid lineages of ancient reptiles diverged from ancient amniotes about 280 million years ago. Archosaur lineage The dinosaurs belonged to archosaur lineage.…
Evolutionary Pressures in Reptiles
EVOLUTIONARY PRESSURES IN REPTILES The reptiles have striking adaptations for terrestrial life. Adaptations in Chuckwalla (Sauromalus obesus) It lives in the deserts of Southwestern United States. It has following adaptations:…
Survey of the Reptiles – Structure and characteristics of Reptiles
SURVEY OF THE REPTILES Reptiles have Following characteristics: 1. Their skull has one surface (condyle) for articulation with the first neck vertebra. 2. Respiration takes place by lungs. 3. They…
Reptiles – The First Amniotes
REPTILES The First Amniotes EVOLUTIONARY PERSPECTIVE (reptos, to creep) Reptiles were the first vertebrates that possess amniotic eggs. Amniotic eggs have extraembroynic membranes. These membranes performs the following functions: 1.…
OBJECTIVES OF AMPHIBIANS
OBJECTIVES OF AMPHIBIANS Multi le Choice Questions MCQs 1. Number of species of order Caudata are: (a)300 (b) 350 (c) 400 (d) 500 2. Salamander belongs to: (a) Caudata (b)…
SUBJECTIVE QUESTIONS IN AMPHIBIANS
SUBJECTIVE QUESTIONS IN AMPHIBIANS Describe phylogenetic relationships of amphibians. How did amnoites and anamniotes lineages evolve? Write note on Salamanders. Write a brief not of ceacilians. Write note on Anurans.…
DEFINITIONS AND KEY POINTS FOR OBJECTIVES IN AMPHIBIANS
DEFINITIONS AND KEY POINTS FOR OBJECTIVES IN AMPHIBIANS TERMS DEFINITIONS Tetrapods The vertebrate with four legs are called tetrapods. Amniotes The vertebrate in which their embryo is covered by…