| (A) | Thecodonts are extant ancestors of crocodiles and birds. | 
| (B) | Mammals have evolved from sauropsids. | 
| (C) | Snakes are closer to lizards than tuataras. | 
| (D) | Birds are closer to dinosaurs than crocodiles. | 
| 1. | Karl Ernst von Baer | 2. | Ernst Haeckel | 
| 3. | Charles Darwin | 4. | Lamarck | 
| Column-I | Column-II | ||
| a. | Australopithecines | (i) | Probably ate meat | 
| b. | Homo erectus | (ii) | Walked like gorillas | 
| c. | Neanderthal man | (iii) | Hunted with stone weapons but essentially ate fruits  | 
		
| d. | Ramapithecus | (iv) | (iv) Lived in near east and central Asia | 
| (a) | Seed ferns are common ancestors for Gnetales and cycads. | 
| (b) | Zosterophyllum are avascular land plants that evolved in the Silurian period. | 
| (c) | Lycopods are the oldest extant vascular land plants. | 
| (d) | Sphenopsids evolved from the group of plants to which Psilophyton belongs. | 
| Statement A: | Similarities in proteins and genes among diverse organisms indicates common ancestry. | 
| Statement B: | Humans and chimpanzees also show biochemical similarities. | 
| 1. | Pre-existing advantageous mutations when selected will result in observation of new phenotypes | 
| 2. | Exposure to antibiotics causes mutation that confer antibiotic resistance | 
| 3. | Mutations are directional variations | 
| 4. | All antibiotic resistant bacteria which exist today are result of artificial selection |