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31 Years NEET Previous Year Questions: Animal Kingdom - 3


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31 Years NEET Previous Year Questions: Animal Kingdom - 3 for NEET 2022 is part of Biology 31 Years NEET Chapterwise Solved Papers preparation. The 31 Years NEET Previous Year Questions: Animal Kingdom - 3 questions and answers have been prepared according to the NEET exam syllabus.The 31 Years NEET Previous Year Questions: Animal Kingdom - 3 MCQs are made for NEET 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 below.
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31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 1

Sycon belongs to a group of animals, which are best described as [2003]

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 1

Sponges show cellular grade of organization. They do not have tissue system. Sycon is a sponge.

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 2

One of the following is a very unique feature of the mammalian body: [2004]

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 2

Presence of diaphragm which separates the thoracic cavity from the abdominal cavity is characteristic feature of all mammals. Homeothermy is the phenomenon whereby  warm blooded animals, birds and mammals can maintain a constant body temperature. Four chambered heart is observed in birds and mammals. Rib cage occurs in all vertebrates

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 3

The animals with bilateral symmetry in young stage, and radial pentamerous symmetry in the adult stage, belong to the phylum [2004]

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 3

Echinoderms show bilateral  symmetry  in their larval stage and pentamerous radial symmetry in the adult stage. Annelids are bilaterally symmetrical, coelenterates show radial symmetry.  Molluscs are also bilaterally symmetrical.

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 4

In Arthropoda, head and thorax are often fused to form cephalothorax, but in which one of the following classes, is the body divided into head, thorax and abdomen ?

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 4

Insects show a distinct division into head, thorax and abdomen. In crustaceans and myriapods head and thorax are fused. In arachnids body is divided into prothorax, mesothorax and metathorax.

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 5

Which one of the following characters is not typical of the class Mammalia? [2005]

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 5

Mammals have 12 pairs of cranial nerves.

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 6

From the following statements select the wrong one. [2005]

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 6

Animals belonging to Phylum Porifera are mostly marine except a few which are found in fresh water- e.g. Spongilla, Euspongia.

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 7

 In contrast to Annelids the Platyhelminths show:[2005]

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 7

Platyhelminthes includes flat warms.
There is no body cavity. The animals are therefore acoelomates. Annelids also have bilateral symmetry. They are coelomate having a perivisceral cavity divided into compartments.

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 8

Two common characters found in centipede, cockroach and crab are [2006]

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 8

Jointed legs & chitinous exoskeleton are the common characters found in centipede, cockroach & crab.

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 9

In which one of the following sets of animals do all the four give birth to young ones? [2006]

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 9

Penguin, Kiwi & Ostrich all belong to class Aves of chordata (i.e. birds) and they do not give birth to their young ones, they are oviparous while Kangaroo, Hedgehog, Dolphin, Loris all belong to class mammalia and are viviparous.

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 10

Biradial symmetry and lack of cnidoblasts are the characteristics of [2006]

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 10

Aurelia, Hydra & Sea anemone have the characteristic cnidoblast cells.

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 11

 Metameric segmentation is the characteristic of [2006]

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 11

Metameric segmentation means body is divided externally as well as internally. This characteristic is present in annelida (eg. earth worm) and arthropoda (eg. cockroach). Their body is divided externally and internally as well.

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 12

Which one of the following is a matching set of a phylum and its three examples ? [2006]

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 12

Examples of Phyllum mollusca is loligo teredo and octopus because they all have unsegmented body and show bilateral symmetry which are main characteristics of mollusca .

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 13

What is common about Trypanosoma, Noctiluca, Monocystis and Giardia ?

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 13

Trypanosoma, Noctiluca, Monocystis & Giardia are unicellular protists i.e. unicellular eukaryotes.

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 14

Annual migration does not occur in the case of[2006]

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 14

Salamander does not undergo any annual migration as it occurs in Siberian crane, Arctic tern and Salmon mainly for the search of food or for breeding.

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 15

Which of the following pairs are correctly matched ? [2007]

Animals            -      Morphological features
(i) Crocodile - 4-chambered heart
(ii) Sea urchin - Parapodia
(iii) Obelia - Thecodont
(iv) Lemur - Thecodont

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 15

Crocodile belongs to reptilia class which has four chambered heart. Lemur teeth are combedded in the sockets of two which is known as thecodont.

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 16

Which one of the following is NOT a characteristic of phylum Annelida? [2008]

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 16

Characteristic of phylum-Annelida is pseudocoelomate. Pseudocoelomate is any invertebrate animal whose body cavity is a pseudocoel, a cavity between the gut and the outer body wall derived from a persistent blastocoel, rather than a true coelom. Pseudocoelomate animal include the Rotifera and Nematoda. 

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 17

Which one of the following is the true description about an animal concerned? [2008]

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 17

Cockroach belongs to phylumArthropoda. It has 10 pairs of  Spiracles (2 pairs on thorax and 8 pairs on abdomen). 

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 18

Which one of the following phyla is correctly matched with its two general characteristics? [2008]

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 18

Mollusca mostly oviparous and a few viviparous. The development may be direct or indirect with trochophore, velliger and glochidium. 

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 19

 Ascaris is characterized by [2008]

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 19

Ascaris is a common parasite found in the large intestine of man. It is world wide in distribution. The number of worms may be 500 or more in a single host. Ascaris is characterised by presence of neither true coelom nor metamerism. 

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 20

Which one of the following groups of three animals each is correctly matched with their one characteristic morphological feature? [2008]

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 20

Scorpion, spider and cockroach have ventral solid central nervous system. All three belongs phylum-Arthopoda. —  Spider belong to class-Archnida —  Scorpion belong to c1ass- Archnida —  Cockroach belong to class-Insecta 

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 21

 Which one of the following groups of animals is bilaterally symmetrical and triploblastic?

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 21

 Aschelminthes is bilaterally symmetrical and triploblastic. These are mostly aquatic, free living or parasitic. Their body is three layered which is ectoderm, mesoderm and endoderm.

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 22

Which one of the following pairs of animals comprises ‘jawless fishes’? [2009]

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 22

Lampreys and hagfishes are unusual, jawless fish that comprise the order Cyclostomata, so named because of the circular shape of the mouth. The brains of lampreys and hagfishes differ a lot, but they also show a large number of similarities, as do all craniate brains.

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 23

One example of animals having a single opening to the outside that serves both as mouth as well as anus is: [2010]

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 23

Fasciola, a flatworm has a single body cavity to the outside that serves both as mouth for ingestion and anus for egestion of undigested food. This is known as blind sac plan. 

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 24

Which one of the following statements about all the four of Spongilla, Leech, Dolphin and Penguin is correct? [2010]

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 24

Spongilla is a fresh water sponge that belongs to phylum porifera. It has special collared cells called choanocytes. Choanocytes are not found in leech, dolphin and penguin.

31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 25

Which one of the following kinds of animals are triploblastic? [2010]

Detailed Solution for 31 Years NEET Previous Year Questions: Animal Kingdom - 3 - Question 25

Triploblastic condition can be seen in flat worms. Ctenophores, sponges and corals are diploblastic.

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