SUBJECTIVE QUESTIONS IN BIRDS Why are birds called as "glorified reptiles"? Or Discuss phylogenetic relationships of birds. Discuss evolution of flight. What is the evolutionary significance of Archaeopteryx? Write note…
Appendix Apiaceae (Umbelliferae) Carrot Family Diagnostic characters Habits: Annual or perennial herbs rarely shrubs. Roots: Tap root, branched, sometimes, tuberous due to presence of stored food. Stem: Herbaceous stem, erect…
MULTIPLE CHOICE QUESTIONS OF GYMNOSPERMS 1. Which of the followings is correct for vascular bundle of gymnosperms? (a) Stele (b) Exarch (c) Collateral (d) Conjoint 2. Secondary growth occurs by…
DEVELOPMENT OF EMBRYO SAC OR FEMALE GAMETOPHYTE Types of embryo Sac Development There we types of embryo sac development. The classification is based on: The number of 9 ses or…
SHORT QUESTIONS OF GYMNOSPERMS 1. Give occurrence of Gymnosperms. Ans: Gymnosperms are naked seeded plants. Gymnosperms are a group of ancient plants. They become dominant in the Jurassic period. Most…
MODEL SUBJECTIVE QUESTIONS OF GYMNOSPERMS 1. Describe life cycle of Gymnosperms. 2. Describe kingdoms of life. 3. Give affinities of gymnosperms. 4. Discuss structures of root, stem and leaves of…
EMBRYOLOG Early development of Capsella bursa-pastoris Following developmental changes take place in the embryo CopseIla bursa pastoris: I. First division of Oospore: Its oospore increases in size. It divides transversely…
DEFINITIONS AND KEY POINTS FOR OBJECTIVES OF GYMNOSPERMS
DEFINITIONS AND KEY POINTS FOR OBJECTIVES IN BIRDS TERMS DEFINITIONS Plumage The covering of leathers on a bird is called the plumage. Preening Preening keeps the feathers smooth, clean and…
EVOLUTIONARY PRESSURES IN BIRDS Every body system of a bird shows some adaptation for flight. These adaptations are endothermy, feathers, acute senses, long, flexible necks and lightweight hones. EXTERNAL STRUCTURE…
saadia
abida