151.
What is the basis of classification of Protochordata–
(A) Gut (B) Brain
(C) Gills (D) Notochord
152. Balanoglossus belongs to–
(A) Hemichordata (B) Dephalochordata
(C) Urochordatra (D) Cyclostomata
153. In which of the following jaws are found–
(A) Herdmania (B) Fish
(C) Petromyzon (D) Amphioxus
154. Branchiostoma belongs to–
(A) Urochordata (B) Hemichordata
(C) Cephalochordata (D) Protochordata
155. Notochord is restricted to tail region only in–
(A) hemichordata (B) Cephalochordata
(C) Tunicata (D) None of these
156. Retrogressive metamorphosis is found in–
(A) Blanoglossus (B) Branchiostoma
(C) Herdmania (D) All of these
157. Cold blooded animals are those having–
(A) Cold blood
(B) Variable body temperature according to the temperature of atmosphere
(C) Always constant temperature
(D) Blood, which can flow even below 4ºC
158. Chordates are distinguished from non-chordates by the presence of–
(A) Ventral nerve cord
(B) Dorsal nerve cord
(C) Brain
(D) Dorsal tubular nerve cord
159. Notochord is restricted to the anterior part of body proboscis in animals of which group–
(A) Hemichordata (B) Urochordata
(C) Cephalochordata (D) Chordata
160. One of the primary character of chordates is–
(A) Solid ventral nerve cord
(B) Dorsal tubular nerve cord
(C) Paired nerve cord
(D) Ganglionated nerve cord
161. Which one of the following features is found in chordates but not in non-chordates–
(A) Gills
(B) Spiracles
(C) Post anal tail
(D) Chitinous exoskeleton
162. Vertebral column is derived from–
(A) Notochord
(B) Dorsal nerve cord
(C) ventral nerve cord
(D) Outgrowth of canium
163. Common characteristic of all vertebrates without exception is–
(A) Exoskeleton
(B) Presence of well developed skull
(C) Two pairs of functional apendages
(D) Division of body into heasd, neck, trunk and tail
164. Which of the following are Anamniotes–
(A) Chondrichtyes, Osteichthyes, Amphibia
(B) Reptilia, Aves, Amphibia
(C) Amphibia, Aves, Mammals
(D) Reptilia, Mammals, Aves
165. In Urochordata notochord is found in–
(A) Head of adult (B) Tail of adult
(C) Tail of larva (D) Test of adult
166. Which of the following statements is true–
(A) All chordats are vertebrates
(B) All vertebrates are chordates
(C) Nonchordates have a vertebral column
(D) Invertebrates prosses a tubular nerbe cord
167. All chordates at one or the other stage possess–
(A) Vertebral column
(B) Pharyngeal gills-slits
(C) Two pairs of pentadactyle limb
(D) A movable jaw
168. Petromyzon belongs to–
(A) Angatha (B) Gnathostomata
(C) Protochordata (D) Euchordata
169. Agnatha includes–
(A) Hag fishes (B) Fishes
(C) Jelly fishes (D) Flying fishes
170. Lampreys are–
(A) Jawless fishes
(B) Jawless primitive vertebrates
(C) Jawed fishes
(D) Fishes with a spherical mouth
171. Which of the following is the smallest taxonomic group of animals having a cranium,
vertebral column, ventral heart, pulmonary respiration and two pairs of limbs–
(A) Gnathostomatat (B) Tetrapoda
(C) Vertebrata (D) Chordata
172. Brids and mammals have–
(A) Three chambered heart
(B) Four chambered heart
(C) Six chambered heart
(D) None of these
173. The animal who possesses notochord throughout life is–
(A) Fish (B) Amphioxus
(C) Bird (D) Snake
174. Lateral line system is present in–
(A) Fish (B) Frog
(C) Reptiles (D) Man
175. Which one of the following is a cartilaginous fish–
(A) Silver fish (B) Dog fish
(C) Cray fish (D) Star fish
176. Which of the following has a cartilagenous endoskeleton–
(A) Chondricthes (B) Dipnoi
(C) Mollusca (D) Bony fishes
177. Electric organs are found in–
(A) Sharks (B) Porpoises
(C) Goldfish (D) Rays (Torpedo)
178. Swim bladder or air bladder is present only in–
(A) Fish (B) Amphibia
(C) Aquatic reptilia (D) Aquatic mammals
179. Heart of fishes is–
(A) One chambered (B) Two chambered
(C) Three chambered (D) Four chambered
180. Cartilaginous fishes do not have–
(A) Operculum (B) Scales
(C) Gill stits (D) Pelvic fins
181. Amphibians breed–
(A) In crevices (B) In water
(C) On trees (D) In soil
182. Capacity of amphibians to change colour is called–
(A) Metachrosis (B) Metachronous
(C) Synchronous (D) None of these
183. Frog is called amphibian because–
(A) It has no tail
(B) It has got lungs
(C) Its young one, tadople is aquatic in its habitat
(D) It lives both on land and water
184. Members of class Reptilia are–
(A) Homoiothermic and amniotic
(B) Homoiothermic and anamniotic
(C) Poikilothermic and amniotic
(D) Poikilothermic and anamniotic
185. The heat is 3 or 4 chambered in the vertebrate group–
(A) Fishes (B) Amphibia
(C) Reptilia (D) Aves
186. Characteristic feature of aves is–
(A) Presence of beak and features
(B) Ability to lay eggs
(C) Air spaces in lungs
(D) All the above
187. Zoological name of Parrot is–
(A) Columba (B) Psittacula
(C) Pavo (D) Aptenodytes
188. Which of the following is characteristic feature of fishes–
(A) Tail and venous heart
(B) Venous heart and gills
(C) Epidermal scales and tail
(D) Epidermal scales and gills
189. Which one is a true fish–
(A) Whale (B) Cuttlefish
(C) Silverfish (D) Flying fish
190. Most Unique mammalian character is–
(A) Presence of mammary glands
(B) Four chambered Heart
(C) Adapted to fly or live in water
(D) All the above
191. A fish differs from whale in having–
(A) Blubber (B) Lungs
(C) Teeth (D) Gills
192. The most highly advanced character incrocodile (reptilia) is the presence of–
(A) Powerful jaws
(B) Shelled eggs
(C) Thecodont dentition
(D) Four chambered heart
193. Most favourable land adaptation for reptile is–
(A) Moist skin
(B) Scales on body
(C) Pulmonary respiration
(D) None of these
194. Scientific name of king cobra is–
(A) Naja naja (B) Bungarus coerulus
(C) Naja hunnah (D) Vipera russelli
195. Archaeopteryx called a connecting link, carried the characters of–
(A) Reptile and bird
(B) Reptile and mammal
(C) Fish and amphibian
(D) Amphibian and reptile
196. Scientific name of Blue Whale is–
(A) Canis (B) Pteropus
(C) Balaenoptera (D) Macropus
197. Which of the following group of animals maintain high and constant body temperature
such as mammals–
(A) Reptiles (B) Amphibians
(C) Birds (D) Fishes
198. Pneumatic bones of birds–
(A) Increase the respiratory rate
(B) Increase the heart beat rate
(C) Increase the CO2 output
(D) Increase the buoyancy
199. Urinary bladder in birds in absent because–
(A) Disturbs equilibrium of birds
(B) Urine is absent
(C) Solid excretory product
(D) All of them
200. Preen gland occurs in–
(A) Pisces (B) Aves
(C) Reptilia (D) Mammalia
