Quiz: How Much You Know About Class Mammalia?
Questions : 12
| Total Attempts: 472
| Recent Updated: 26-Apr-2020
The age of Mammals is the Cenozoic Era and the number of species about 4000. They are homeothermic, endothermal or warm-blooded or stenothermal. Their body is divisible into head, neck, trunk, and tail. Skin is glandular with sudoriferous, spines, nails, hoofs, bony dermal plates, etc. The exoskeleton is ossified and the skull is dicondylic. Cranium is large, the zygomatic arch is single. They have a four-chambered heart showing double circulation. Respiration is pulmonary and the glottis is protected by a fleshy, cartilaginous epiglottis that is present over the opening of trachea or larynx. Larynx encloses vocal cords. The brain of mammals is highly developed with large, convoluted cerebrum and cerebellum. A band like connection corpus callosum is present between two cerebral hemispheres. So, increase your knowledge about class Mammalia by taking this quiz.
1. Which of the following found only in mammals?
A. Thyroid gland
B. Salivary gland
C. Mucous gland
D. Sebaceous glands
2. In elephants testes are ....
A. Absent
B. In abdomen
C. In inguinal canal
D. In scrotal sacs
3. Gynaecomastism is best seen in .....
A. Koala
B. wallaby
C. Duck billed platypus
D. Spiny anteater
4. Which one of the following has largest eye?
A. Horse
B. Monkey
C. Gibbon
D. Deer
5. Which of the following are hairless mammals?
A. Cetaceans
B. Primates
C. Chiropterans
D. Rodents
6. Which teeth are absent in the rabbit?
A. Premolars
B. Canines
C. Incisors
D. Molars
7. Aquatic rodents are ....
A. Seal
B. Dolphins
C. Beavers
D. Walrus
8. In which of the following diastema is found?
A. Cat
B. Cetaceans
C. Dog
D. Rabbit
9. A whale is a mammal.....
A. A pair of testis
B. A pair of lungs
C. Diaphragm between thorax and abdomen
D. Four chambered heart
10. Distinct cloaca is found in ....
A. Primates
B. Marsupials
C. Rodents
D. Monotremes
11. Which is commonly known is hedgehog?
A. Talpa
B. Pteropus
C. Erinaceous
D. Didelphys
12. Who is the closest relative of modern-day man?
A. Monkey
B. Chimpanzee
C. Orangutan
D. Prosimians
Drop your comment here...
Related Quizzes
Not just huge animals, whether dangerous or not, but even insects are essential for the world. Zoology today has seen several changes in the adaptability, suitability, and interests that have to lead to ample insects today all around the world. One o
Deoxyribonucleic acid or DNA is a polymer of deoxyribonucleotides and it is usually double-stranded. It has a double helix structure and it acts as the genetic material in most organisms. DNA carries genetic information.DNA structure is often divided
Zooflagellata is endoparasitic or commensal and symbiotic. They are uninucleated except Giardia, Opalina. Their locomotion is by flagella and their asexual reproduction takes place by binary fission and cyst formation. The sexual reproduction is abse
The concept of threatened species has been established in context with the conservation of wildlife. The International Union for the conservation of nature and natural resources is now called the World Conservation Union which has categorized wild an
These chromosomal aberrations are due to the change in the morphology of the chromosome. These changes may occur in a single chromosome or in the double chromosome. Aberrations lead to the new location of genes and formation of imbalance miotic produ
Genomatic mutations are due to the change in a number of chromosomes. There are two types of genomatic mutations one is polyploidy and another one is unevenploidy.Euploidy/ polyploidy condition is obtained by the addition of chromosome in the complet
Gene mutations are caused by a change in the sequence of a DNA segment representing a gene. The smallest portion of DNA which undergoes mutation is called muton. Every organism has certain genes that mutate more frequently and some genes which suppre
Wildlife includes all wild animals which cannot be domesticated and all wild plants which cannot be cultivated. It is our asset that helps us in maintaining equilibrium, balance nature, used commercially to earn foreign money and provides means of sp