Animal Kingdom

Which one of the following characteristics is not shared by birds and mammals?

Which of the following features is not present in Periplaneta americana?

Which of the following characteristic features always holds true for the corresponding group of animals? Each option pairs a characteristic feature with an animal group. (a) Cartilaginous endoskeleton - Chondrichthyes (b) Viviparous - Mammalia (c) Possess a mouth with an upper and a lower jaw - Chordata (d) 3-chambered heart with one incompletely divided ventricle - Reptilia Choose the pairing that is always correct.

Choose the correct statement. (a) All mammals are viviparous (b) All cyclostomes do not possess jaws and paired fins (c) All reptiles have a three-chambered heart (d) All pisces have gills covered by an operculum

Which of the following features is not present in the Phylum Arthropoda?

An important characteristic that Hemichordates share with Chordates is

Which among these is the correct combination of aquatic mammals?

In case of poriferans the spongocoel is lined with flagellated cells called:

Identify the vertebrate group of animals characterized by crop and gizzard in its digestive system

Which of the following animals does not undergo metamorphosis?

Which one of these animals is not a homeotherm?

Match the following organisms with their respective characteristics : Column I A. Pila B. Bombyx C. Pleurobrachia D. Taenia Column II i. Flame cells ii. Comb plates iii. Radula iv. Malpighian tubules Select the correct option from the following :

Which of the following animals are true coelomates with bilateral symmetry?

Match the following genera with their respective phylum: Column-I (a) Ophiura (b) Physalia (c) Pinctada (d) Planaria Column-II (i) Mollusca (ii) Platyhelminthes (iii) Echinodermata (iv) Coelenterata Select the correct option:

Consider following features (a) Organ system level of organisation (b) Bilateral symmetry (c) True coelomates with segmentation of body Select the correct option of animal groups which possess all the above characteristics

Which of the following statements are true for the phylum Chordata? Statements: (a) In Urochordata notochord extends from head to tail and it is present throughout their life. (b) In Vertebrates notochord is present during the embryonic period only. (c) Central nervous system is dorsal and hollow. (d) Chordata is divided into 3 subphyla: Hemichordata, Tunicata and Cephalochordata. Choose the correct option from those given below.

Bilaterally symmetrical and acoelomate animals are exemplified by

Match the following columns and select the correct option. Column-I (a) 6-15 pairs of gill slits (b) Heterocercal caudal fin (c) Air bladder (d) Poison sting Column-II (i) Trygon (ii) Cyclostomes (iii) Chondrichthyes (iv) Osteichthyes Choose the correct option from those given below.

Match the following columns and select the correct option. Column-I (a) Gregarious, polyphagous pest (b) Adult with radial symmetry and larva with bilateral symmetry (c) Book lungs (d) Bioluminescence Column-II (i) Asterias (ii) Scorpion (iii) Ctenoplana (iv) Locusta Choose the correct option from those given below.

Match List I with List II. List I (a) Metamerism (b) Canal system (c) Comb plates (d) Cnidoblasts List II (i) Coelenterata (ii) Ctenophora (iii) Annelida (iv) Porifera Choose the correct option from those given below.

Read the following statements. Statements: (a) Metagenesis is observed in Helminths. (b) Echinoderms are triploblastic and coelomate animals. (c) Round worms have organ-system level of body organization. (d) Comb plates present in ctenophores help in digestion. (e) Water vascular system is characteristic of Echinoderms. Choose the correct answer from the options given below.

In which of the following animals, does the digestive tract have additional chambers like crop and gizzard?

Exoskeleton of arthropods is composed of:

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): All vertebrates are chordates but all chordates are not vertebrates. Reason (R): Notochord is replaced by the vertebral column in the adult vertebrates. In the light of the above statements, choose the most appropriate answer from the options given below:

Select the correct statements: A. Platyhelminthes are triploblastic pseudocoelomate and bilaterally symmetrical organisms. B. Ctenophores reproduce only sexually and fertilization is external. C. In tapeworm, fertilization is internal but sexes are not separate. D. Ctenophores are exclusively marine, diploblastic and bioluminescent organisms. E. In sponges, fertilization is external and development is direct. Choose the correct answer from the options given below:

The unique mammalian characteristics are:

Match List-I with List-II. List-I (A) Contractile vacuole (B) Water vascular system (C) Canal system (D) Flame cells List-II (I) Asterias (II) Amoeba (III) Spongilla (IV) Taenia Choose the correct answer from the options given below:

Radial symmetry is NOT found in adults of phylum _______.

Select the correct statements with reference to chordates. A. Presence of a mid-dorsal, solid and double nerve cord. B. Presence of closed circulatory system. C. Presence of paired pharyngeal gill slits. D. Presence of dorsal heart. E. Triploblastic pseudocoelomate animals. Choose the correct answer from the options given below:

The following are the statements about non-chordates: A. Pharynx is perforated by gill slits. B. Notochord is absent. C. Central nervous system is dorsal. D. Heart is dorsal if present. E. Post anal tail is absent. Choose the most appropriate answer from the options given below:

Match List I with List II: List I A. Pterophyllum B. Myxine C. Pristis D. Exocoetus List II I. Hag fish II. Saw fish III. Angel fish IV. Flying fish Choose the correct answer from the options given below:

Match List I with List II: List I A. Pleurobrachia B. Radula C. Stomochord D. Air bladder List II I. Mollusca II. Ctenophora III. Osteichthyes IV. Hemichordata Choose the correct answer from the options given below:

Consider the following statements: A. Annelids are true coelomates B. Poriferans are pseudocoelomates C. Aschelminthes are acoelomates D. Platyhelminthes are pseudocoelomates Choose the correct answer from the options given below:

While trying to find out the characteristic of a newly found animal, a researcher did the histology of adult animal and observed a cavity with presence of mesodermal tissue towards the body wall but no mesodermal tissue was observed towards the alimentary canal. What could be the possible coelom of that animal?

Role of the water vascular system in Echinoderms is: A. Respiration and Locomotion B. Excretion and Locomotion C. Capture and transport of food D. Digestion and Respiration E. Digestion and Excretion Choose the correct answer from the options given below:

All living members of the class Cyclostomata are:

Given below are two statements: one is labelled as Assertion (A) and the other labelled as Reason (R). Assertion (A): All vertebrates are chordates but all chordates are not vertebrate. Reason (R): The members of subphylum vertebrata possess notochord during the embryonic period, the notochord is replaced by a cartilaginous or bony vertebral column in adults. In the light of the above statements, choose the correct answer from the options given below:

Select the incorrect statements from the following: A. Digestive system in Platyhelminthes is incomplete. B. Bilateral symmetry is a characteristic feature of adult Echinoderms. C. Pseudocoelom is possessed by Aschelminthes. D. Notochord is persistent throughout life in the class Chondrichthyes. E. Members of class Reptilia maintain a constant body temperature.

Select the set of fishes which belong to the class Osteichthyes:

Statement I: When any plane passing through the central axis of the body divides the organism into two identical halves, it is called radial symmetry. Statement II: In phylum Echinodermata, both adults and larvae are radially symmetrical. Choose the most appropriate answer:

A group of researchers procured some fish like animals and upon investigation the following characters were observed: A. Endoskeleton was made of cartilage. B. Ectoparasitic; as they were found attached on fish skin with their circular sucking mouth. C. Paired fins and scales were absent, but 7 pairs of gill slits were present. Which of the following species of animals did they consider to fit best with these characters?

The flightless bird with forelimbs modified as paddle-like structures suited for swimming is known as:

Statement I: The class name Reptilia refers to creeping or crawling mode of locomotion. Statement II: All organisms belonging to Reptilia have a three-chambered heart. Choose the most appropriate answer:

Which of the following is not a characteristic of chordates?