Tag: animal diversity - ii (phylum: chordata)

Quizzes (8) Questions (163)

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

Multiple choice zoology animal diversity - ii (phylum: chordata) aves and mammalia classifications of chordata aves

Which one of the following statements is false in respect of viability of mammalian sperm?

  1. Sperm is viable for only up to $24$ hours

  2. Survival of sperm depends on the pH of the medium and is more active in alkaline medium

  3. Viability of sperm is determined by its motility

  4. Sperms must be concentrated in a thick suspension
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Mammalian sperm viability is generally much longer than 24 hours in the female reproductive tract, often lasting several days depending on the species.

Multiple choice zoology animal diversity - ii (phylum: chordata) aves and mammalia classifications of chordata aves

Which is the common group that includes man and monkeys?

  1. Hominidae

  2. Prosimian

  3. Cercopithecoidea

  4. Primates
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Humans belong to the order Primates. This group includes lemurs, monkeys, apes, humans and all other related groups of animals. They happen to be the most advanced group of animals. They are found all across the globe as they have evolved to a number of habits and habitats and are still undergoing evolutionary changes in order to survive better.

So, the correct answer is 'Primates'.

Multiple choice zoology animal diversity - ii (phylum: chordata) aves and mammalia classifications of chordata aves

Which of the following mammals does not have a pinna, nipple and uterus but has an abdominal testis 

  1. Spiny anteater

  2. Scaly anteater

  3. Two eyed anteater

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

  • Prototherians are primitive egg-laying mammals.
  • They have mammary glands but do not have nipples.
  • In males, the testes are situated inside the abdominal cavity.
  • They do not have pinnae.
A. Spiny anteater is an egg-laying mammal or Prototherian.
B. Scaly anteater is a Eutherian or placental mammal.
C. Two-eyed anteater or giant anteater is also a Eutherian.
D. Banded anteater is also known as marsupial anteater is a Metatherian or pouched mammal (but these marsupials lack a pouch).
So, the correct answer is the 'Spiny anteater'.

Multiple choice zoology animal diversity - ii (phylum: chordata) aves and mammalia classifications of chordata aves

Identify and select the correct Match in the Columns I, II and III.

  1. I - Earthworm; II - Annelida; III - Superclass

  2. I - Frog; II - Rana; III - Species

  3. I - Lancelet; II - Vertebrata; III - Division

  4. I - Walrus; II - Mammalia; III - Class
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation
An earthworm is a tube-shaped, segmented worm found in the phylum Annelida. As Annelida is a phylum, it is incorrect match.
There are several species of frogs such as Rana tigrina ( Asian bullfrog), Rana temporaria (common frog) etc. As Rana is a genus name and not species one, it is incorrect match.
Lancelet are small elongated marine invertebrate that resembles a fish. As they are invertebrate, the match is incorrect.
The walrus (Odobenus rosmarus) is a large Arctic marine mammal. Also as it belongs to class mammal;
hence answer is 'I - Walrus; II - Mammalia; III - Class'
Multiple choice zoology animal diversity - ii (phylum: chordata) aves and mammalia classifications of chordata aves

Ruminants belong to

  1. Artiodactyla

  2. Perissodactyla

  3. Proboscidea

  4. All the above
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

(A) Artiodactyla order consists of cloven-hooved mammals. Example-Cows, goats.

(B) Perissodactyla order consists of odd-toed ungulates (mammals). Example-Zebras.
(C) Proboscidea order consists of afrotherian mammals. Example-Elephants.
The correct answer is 'Artiodactyla'.

Multiple choice zoology animal diversity - ii (phylum: chordata) aves and mammalia classifications of chordata aves

Diapsid skullis found in the following _________________.

  1. Crocodile, Turtle and Seymouria

  2. Sphenodon, Crocodile and Viper

  3. Matrix, Draco and Turtle

  4. Calotes, Cobra and Varanosaurus
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Diapsid skulls have two temporal fenestrae (openings) on each side of the skull. Among the options, Sphenodon (tuatara), Crocodile, and Viper (snakes) are all diapsid reptiles. Turtles are anapsids (no temporal openings), Seymouria is a temnospondyl amphibian, not a diapsid.

Multiple choice zoology animal diversity - ii (phylum: chordata) aves and mammalia classifications of chordata aves

Prosimians differ from simians in

  1. Having claws instead of nails.

  2. Having claws in some of the digits.

  3. Having shorter hind limbs

  4. Presence of tail
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

  • Prosimians include The lemurs, lorises and tarsiers and Simians include The monkeys, apes and man.
  • Prosimians are primitive primates. They retain claws on some digits, having nails on others. The hindlimbs are longer than forelimbs. The tail may be present or lacking.
  • Simians have nails on the digits. Forelimbs are longer than the hindlimbs. The tail may or may not occur.
So, the correct answer is 'having claws in some of the digits'.

Multiple choice zoology animal diversity - ii (phylum: chordata) aves and mammalia classifications of chordata aves

Birds can fly in the air because they

  1. Are small

  2. Are lighter than air

  3. Push more air behind

  4. All of these
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The birds can lift their body and fly in the air due to the capability that the wings have the structure to push the air in the backward direction. This allows the bird to fly upward and forward by applying force and moving the air back.

Thus, the correct answer is option C.