CBSE Questions for Class 11 Medical Biology Animal Kingdom Quiz 18 - MCQExams.com

Venom of cobra effects on
  • Respiratory system
  • Nervous system
  • Excretory system
  • Digestive system
Which of the following organisms neither have notochord nor vertebral column in their adult stage?
  • Cephalochordate
  • Herdmania
  • Petromyzon
  • Bdellostoma
An animal which has notochord throughout its life is
  • Fish
  • Bird
  • Snake
  • Amphioxus
Mammals which lay eggs are
  • Platypus and Draco
  • Echidna and bats
  • Macropus and Echidna
  • Platypus and Echidna
In which of the following groups of animals, the heart pumps only deoxygenated blood? 
  • Fish
  • Reptile
  • Birds
  • Amphibians
Vertebrates vary widely in appearance and they are further divided into different classes according to some characteristics. The correct order of evolution of these characteristics is 
  • Jaws -> Lungs -> Hair -> Amniotic -> Eggs
  • Teeth -> Paired appendages -> Legs -> Hair
  • Teeth -> Lungs -> Paired appendages -> Hair
  • Lungs -> Jaws -> Legs -> Teeth
Which among the following does not have placoid scales?
  • Rays
  • Silver fish
  • Skates
  • Sharks
In reptiles, the teeth are absent in
  • Lizards
  • Snakes
  • Chelonia
  • Crocodiles
Both snail and tortoise have soft bodies covered in a hard shell. Yet, snail is grouped under Mollusca and tortoise under Reptilia. Why?
  • Snail is small and tortoise is big
  • Snail has no vertebral column while tortoise has one
  • Snail has vertebral column
  • Snail has limbs
A poisonous lizard is
  • Varanus
  • Phrynosoma
  • Heloderma
  • Ophisaurus
Which one ofthe following animals is correctly matched with it's one characteristic and the taxon?
  • Animal- Millipede, Characteristic- Ventral nerve cord, Taxon- Arachnida
  • Animal- Duckbill platypus, Characteristic- Oviparous, Taxon- Mammalia
  • Animal- Silverfish, Characteristic- Pectoral and Pelvic fins, Taxon- Chordata
  • Animal- Sea anemone, Characteristic- Triploblastic, Taxon- Cnidaria
The body of acorn worms can be divided as
  • Anterior proboscis
  • Intermediate collar
  • Posterior trunk
  • All of the above
 Which of the following character is not related to Indian chain viper? 
  • Subcandals are present in two rows
  • An arrow mark (t) is present on the head
  • Head is triangular covered by small scales
  • Large black rings occur in three rows on the dorsal surface of the body
The animal that mostly depends on 'Metabolic water' to survive for long periods without drinking water
  • Didelphis
  • Ornythorhynehus
  • Macropus
  • Dipodomys
Many acorn worms are known to produce
  • Proteins
  • Casein
  • Phenol
  • Ethanol
All mammals without any exception are characterized by
  • Viviparity and biconcave red blood cell
  • Extra-abdominal testis and four-chambered heart
  • Heterodont teeth and $$12$$ pairs of cranial nerves
  • A muscular diaphragm and milk producing glands
Identify the group, which includes animals all of which give birth to young ones directly?
  • Dolphin, kangaroo, bat, cat
  • Platypus, penguin, bat, hippopotamus
  • Shrew, bat, kiwi, cat
  • Lion, whale, ostrich, bat
Homo sapiens is
  • Coelomate
  • Pseudocoelomate
  • Acoelomate
  • Paracoelomate
Cold blooded animals are
  • Bat, Rat
  • Frog, Snake
  • Snake, Bird
  • Bird, Rabbit.
Identify the wrongly matched pair.
  • Shellfish - Pisces
  • Silverfish - Arthropoda
  • Cuttlefish - Mollusca
  • Starfish - Echinodermata
A house lizard can climb a smooth wall due to the presence of
  • Suckers and mouth
  • Claws on digits
  • Adhesive lamellar pads on digits
  • Sticky ventral side of the animal
The epidermis of mammals contains
  • Hair, Bristle, Quills
  • Hair, Nail, Claw
  • Hair, Bristle, Horn
  • Hair, Nail, Scale
All reptiles are
  • Poikilothermal and amniotic
  • Homoiothermal and amniotic
  • Poikilothermal and anamniotic
  • Homoiothermal and anamniotic
Which one of the following is not a vertebrate?
  • Sea cow
  • Sea lion
  • Sea horse
  • Sea hare
Formation of mesoderm as evaginated sacs from archenteron is characteristic of
  • Pentaceros
  • Pila
  • Palamnaeus
  • Physalia
What is true of Neaceratodus?
(a) It is a crosspterygian fish.
(b) It is found in parnas river basin.
(c) It does not exhibit aestivation.
(d) It is a ureotelic animal.
  • a and b
  • b and d
  • a and c
  • a and d
Gait of elephant is different from others.
  • Limbs bend both at knees and ankles.
  • There is no bending of limbs
  • There is bending of limbs in the region of ankles.
  • None of the above.
Head is prolonged to form snout in members of Crocodilia for
  • Separating nostrils from eyes
  • Keeping head out of water while swimming
  • Increasing gape
  • None of the above
Green turtle is
  • Testudo
  • Trionyx
  • Lissemys
  • Chelonia
Membranous partition between pericardial cavity and pleuropericardial cavity is
  • Septum transversum
  • Mediastinal septum
  • Diaphragm
  • None of the above
A carnivorous dinosaur was
  • Tyrannosaurus
  • Brontosaurus
  • Stegosaurus
  • All of the above
Even-toed unguligrade mammal which has nails instead of hoofs is
  • Giraffe
  • Camel
  • Cow
  • Sheep
A parietal eye is found in
  • Sphenodon
  • Uromastix
  • Garden lizard
  • Marine turtle
Which one is a burrowing marsupial ?
  • Notoryctus
  • Thylacinus
  • Myrmecobius
  • Phascolarctos
New World Monkey lacks
  • Tail
  • Cheek pouches
  • Ischial callosities
  • Both B and C
In Rhinoceros, horn is formed from
  • Adipose tissue
  • Stratum germinativum
  • Stratum lucidum
  • Stratum corneum
Which of the following is an example of lung fish?
  • Exocoetus
  • Lepidosiren
  • Clarius
  • Pristis
Choose the correct answers from the alternatives given.
Reptiles moved fully onto land owing to:
  • tough skin
  • amniote eggs
  • internal fertilization
  • all of these
Which of the following vertebrates have 4 chambered heart but no sinus venosus, they also have metanephric kidneys, Heterocoelous vertebrae and Auditory openings.
  • Rana, Chameleon, columba
  • Crocodylus and Alligator
  • Struthio, Aptenodytes and Neophron
  • Ornithorhynchus, Pteropus and Delphinus
State whether the following statements are true or false, spiny ant-eater is the most primitive mammal
  • True
  • False
Which of the following is not correctly matched with respect to their taxonomic classification?
  • Flying Fish, Climbing Perch, Stonefish - Pisces
  • Horned toad, Tree frog, Flying frog - Amphibian
  • Kiwi, Crow, ostrich  - Aves
  • Camel, Rat, Sea mouse - Mammals
Choose the correct answers from the alternatives given.
Which of the following groups have highly efficient circulatory and respiratory systems, and a complex nervous system and sensory organs?
  • Reptiles
  • Mammals
  • Birds
  • All of these
Identify the animal (A) and name the phylum to which its belongs (B).
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  • A - Balanoglossus, B -Hemichordata
  • A - Balanoglossus, B - Cephalochordata
  • A - Nereis, B - Urochordata
  • A - Nereis, B - Annelida
Select the correct match.
  • Earthworm - Annelida - Kingdom
  • Frog - Rana - Species
  • Whale - Pisces - Class
  • Bat - Mammalia - Class
Which of the following is incorrectly matched?
  • Garden lizard - Hemidactylus flaviviridis
  • Spiny tailed lizard - Uromastyx hardwickii
  • Gila monster - Heloderma
  • Monitor lizard - Varanus
Two adjoining vertebrae articulates at how many joint with each other.
  • One
  • Two
  • Three
  • Four
Tongue worm is 
  • Nereis
  • Taenia
  • Balanoglossus
  • Ancyclostoma

Which of the following fishes has a skeleton made of cartilage only?
  • Shark
  • Tuna
  • Rohu
  • All of these
The response to external stimulus is maximally quicker and more precise in which of the following symmetry?
  • Radial
  • Bilateral
  • Spherical
  • Biradial
Which of the following is an example for link species?
  • Lobe fish
  • Dodo bird
  • Sea weed
  • Chimpanzee
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