Animal Kingdom Questions

Which of the following is incorrect ?

Statement I : Chordates are characterized by the presence of a notochord. Statement II : All chordates have vertebral column. In light of the above statements, choose the most appropriate answer from the options given below:

Which of the following statements about subphylum Vertebrata are true? (a) Vertebrates have a dorsal hollow nerve cord. (b) They exhibit a post-anal tail. (c) Vertebral column replaces the notochord in adults. (d) Heart is dorsal and three-chambered.

Match List-I with List-II : Choose the correct answer from the options given below:

Spongilla is :-

Select the correct option in given table :

Identify the given animal and select the incorrect option regarding this animal.

Identify the number of organisms from the box given below which are hermaphrodites and have internal fertilisation. Pleurabranchia, Nereis, Lacifer, Spongilla, Fasciola

Match the columns I and II, and choose the correct combination from the options given.

Triploblastic, acoelomate, bilateral symmetry and most in parasitic forms. The above description is characteristic of phylum :

In which of the following open circulatory system is present ? Fishes, Arthropods, Mollusca, Amphibians Reptiles, Aves, Mammals, Annelids

Which one of the following statement is not correct?

Excretory organs in Echinoderms are :-

In which of the following paris of animals, digestion is intracellular and water is taken through pores in the body ?

Fill in the blanks marked in the classification table from the choices in the box with respect to A, B, C, D, E and F choose the correct option.I. Pisces II. Osteichthyes III. Agnatha IV. Gnathostomata V. Chondrichthyes VI. Cyclostomata

Identify A, B, C and D marked in the following chart:The correct option is:-

Given below are two statement: Statement-I : Hemichordata was earlier considered as subphylum under nonchordata but now it is placed as a separate phylum under chordata. Statement-II : Body of hemichordates composed of anterior proboscis, a collar an

Identify the correct matching

Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R: Assertion A: In Ctenoplana, digestion is both extracellular and intracellular. Reason R: In Ctenophores, fertilization is external with direct devel

Regarding the characteristics of Phylum Aschelminthes, choose the following statements: A. They are often called roundworms because their body is circular in cross-section. B. An excretory tube removes body wastes from the body cavity through the exc

Match List-I with List-II. Choose the correct answer:

Choose the correctly paired match from the following:

The presence of a mid-ventral heart is a character of:

Match the Following: (a) Limbless reptile (b) Jawless vertebrate (c) Limbless amphibian (d) Flightless bird 1. Lamprey 2. Ichthyophis 3. Naja (Cobra) 4. Struthio (Ostrich)

Poikilotherms are animals that:

Which of the following is a flightless bird?

Mammals are viviparous (give birth to young) except:

Which of the following is a characteristic feature of mammals?

Reptiles are characterized by:

A common chamber for digestive, reproductive, and urinary tracts in amphibians is:

The heart of amphibians and most reptiles is:

Air bladder which regulates buoyancy is found in:

Operculum (gill cover) is absent in:

Chondrichthyes have a skeleton made of:

Cyclostomes are characterized by:

In Urochordata, the notochord is present:

Which is not a fundamental chordate character?

The body of Balanoglossus consists of:

Hemichordates were earlier placed as a subphylum under Chordata but are now a separate phylum because:

Which of the following lacks an excretory system?

Water vascular system is the most distinctive feature of:

The rasping organ for feeding in molluscs is called:

The second largest phylum is:

Which of the following is a 'living fossil' arthropod?

In Arthropods, excretion takes place through:

The largest phylum of Animal Kingdom is:

Which of the following is a characteristic of Annelids?

Aschelminthes are commonly called roundworms because:

Which of the following is a dioecious (unisexual) flatworm?

Flame cells (Protonephridia) are the excretory structures in: