Tag: animal diversity - ii (phylum: chordata)

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Questions Related to animal diversity - ii (phylum: chordata)

Multiple choice zoology animal diversity - ii (phylum: chordata) amphibia and reptilia amphibia classifications of chordata

Select the correct classification of Rana tigrina upto genus level.

  1. Chordata, Craniata, Amphibia, Gnathostomata, Rana

  2. Chordata, Craniata, Gnathostomata, Amphibia, Rana

  3. Chordata, Craniata, Gnathostomata, Craniata, tigrina

  4. Chordata, Craniata, Amphibia, Gnathostomata, tigrina
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation
  • Chordata- The species having a spinal cord. 
  • Craniata- The species that have a cranium or skull.
  • Amphibia- The species which live on both land and water. 
  • Gnathostomata- Jawed vertebrates. 
  • Rana- genus 
  • tigrina- species 
Rana tigrina is the scientific name of the bullfrog found in India. We will start by seeing the common morphology(structure) of the frog. The frog has a spinal cord so it belongs to Phylum Chordata. The skeletal structure reveals the presence of a skull so Craniata. The frogs have also distinct jaws so they can be placed in the superclass Gnathostomata. Frogs live in both land and water-class Amphibia. and Rana is the genus.
So, the correct answer is 'Chordata, Craniata, Gnathostomata, Amphibia, Rana'.
Multiple choice zoology animal diversity - ii (phylum: chordata) amphibia and reptilia amphibia classifications of chordata

Match column I with column II and select the correct option from the codes given below.

Column I(Scientific name) Column II(Common name)
A. Testudo (i) Tortoise
B. Calotes (ii) Garden lizard
C. Hydrophis (iii) Wall lizard
D. Hemidactylus (iv) Sea snake

  1. A-(i), B-(ii), C-(iii), D-(iv)

  2. A-(i), B-(ii), C-(iv), D-(iii)

  3. A-(ii), B-(i), C-(iii), D-(iv)

  4. A-(iv), B-(iii), C-(ii), D-(i)
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

(A) Testudo - Tortoise

(B) Calotes - Garden lizard
(C) Hydrophis - Sea snake
(D) Hemidactylus - Wall lizard
So, the correct answer is ((b).

Multiple choice zoology animal diversity - ii (phylum: chordata) amphibia and reptilia amphibia classifications of chordata

Marine dinosaur included 

  1. Ichthyosaurus and Plesiosaurus

  2. Pelycosaurs

  3. Tyrannosaurus

  4. None of the above
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Ichthyosaurus are the ancient animals. These are marine reptiles. This is a genus of ichthyosaurs from the late triassic and early jurassic period. They are the best known ichthyosaur genera, with the Order Ichthyosauria. Ichthyosaurus was the first complete fossil to be discovered in the early 19th century. The fossil was found in England. Plesiosaurus was a genus of large marine sauropterygian reptile. They lived during the early part of the Jurassic Period. They are known by skeletons as fossils from England.

Thus, the correct answer is option A. 

Multiple choice zoology animal diversity - ii (phylum: chordata) amphibia and reptilia amphibia classifications of chordata

Which of the following pairs is incorrect?

  1. Kiwi Bird

  2. Alligator Crocodile

  3. Bat Mammal

  4. Fish Pisces
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Given here are the animals and the class where they belong.

Kiwi belongs to the class aves commonly known as birds.
Bat is a mammal and fishes belong to the class Pisces. 

Alligator and crocodile both are the animals that belong to the class reptile.


So, the correct option is 'Alligator Crocodile'

Multiple choice zoology animal diversity - ii (phylum: chordata) amphibia and reptilia amphibia classifications of chordata

Which of the following is not a true amphibian?

  1. Tortoise

  2. Frog

  3. Salamander

  4. Bufo
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Tortoises are considered as reptiles and not amphibians because of the following characteristics:

  • They are vertebrates that is they have a backbone.
  • They are covered in scales.
  • They breathe through lungs.
  • They lay eggs.
  • And they are cold blooded which means they cannot regulate their body temperature.
And all these characteristics are shown by the organisms which fall under the category of reptiles and not amphibians. 

Multiple choice zoology animal diversity - ii (phylum: chordata) amphibia and reptilia amphibia classifications of chordata

Which of the following statement is true for Ichthyophis?

  1. It is limbless reptile, who lives in water

  2. It is limbless amphibian, who lives in water

  3. It is limbed, lives on land

  4. It is limbless animal and amphibious in nature
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation
  • Ichthyophis is a genus of caecilians (a group of limbless, serpentine amphibians).
  • They are found in moisturized or wet tropical habitats.
  • So, the correct answer is 'It is a limbless amphibian, who lives in water'.
Multiple choice zoology animal diversity - ii (phylum: chordata) amphibia and reptilia amphibia classifications of chordata

In which of the following subclasses of reptiles the skull has a solid roof?

  1. Anapsida

  2. Diapsida

  3. Synapsida

  4. Parapsida
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Anapsid is a subclass of reptiles. An anapsid is an amniote whose skull does not have openings near the temples. The skull of anapsid are made by solid roof. It includes turtles and extinct Permian forms. 

Therefore, the correct answer is option A.