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MCQOPTIONS
This section includes 14620 Mcqs, each offering curated multiple-choice questions to sharpen your NEET knowledge and support exam preparation. Choose a topic below to get started.
| 9251. |
The dentition found in Amphibia: |
| A. | acrodont |
| B. | thecodont |
| C. | pleurodont |
| D. | lophodont |
| Answer» B. thecodont | |
| 9252. |
Teeth of frog are: |
| A. | thecodont |
| B. | acrodont |
| C. | pleurodont |
| D. | heterodont |
| Answer» C. pleurodont | |
| 9253. |
The total number of canines in the permanent dental set of humans is: (Karnataka CET 2002; Orissa JEE 2002) |
| A. | 4 |
| B. | 6 |
| C. | 8 |
| D. | 12 |
| Answer» B. 6 | |
| 9254. |
Number of teeth which are monophyodont in man is: |
| A. | four |
| B. | twelve |
| C. | twenty two |
| D. | thirty two |
| Answer» C. twenty two | |
| 9255. |
How many wisdom teeth are found in man? |
| A. | Six |
| B. | Two |
| C. | Four |
| D. | Eight |
| Answer» D. Eight | |
| 9256. |
Wisdom teeth in man are: (CPMT 2002; AFMC 2005) |
| A. | incisors |
| B. | last molars |
| C. | first molars |
| D. | first premolars |
| Answer» C. first molars | |
| 9257. |
Teeth are absent in: |
| A. | frogs |
| B. | fishes |
| C. | reptiles |
| D. | tortoises |
| Answer» E. | |
| 9258. |
Number of incisors, canines, premolars and molars in each jaw of man is: |
| A. | 6, 2, 4, 4 |
| B. | 4, 2, 5, 6 |
| C. | 4, 2, 4, 6 |
| D. | 4, 4, 6, 4 |
| Answer» D. 4, 4, 6, 4 | |
| 9259. |
Wisdom tooth in human is: (RPMT 2005; VMMC-Safdarjung 2007) |
| A. | 3rd molar and 4 in number |
| B. | 3rd molar and 2 in number |
| C. | 2nd molar and 4 in number |
| D. | 2nd molar and 2 in number |
| Answer» B. 3rd molar and 2 in number | |
| 9260. |
Dental formula of adult man is: (DPMT 2005, 06; HPPMT 2006; Har. PMT 2006; Pb. PMT 2008; Kerala PMT 2010) |
| A. | \[\frac{2,\,1,\,2,\,3}{2,\,1,\,2,\,3}\] |
| B. | \[\frac{2,\,1,\,2,\,2}{2,\,1,\,2,\,2}\] |
| C. | \[\frac{2,\,1,\,2,\,3}{2,\,1,\,2,\,4}\] |
| D. | \[\frac{2,\,1,\,2,\,3}{2,\,1,\,3,\,2}\] |
| Answer» B. \[\frac{2,\,1,\,2,\,2}{2,\,1,\,2,\,2}\] | |
| 9261. |
How many human teeth appear twice during the life-span of an individual? (AFMC 2004; Karnataka CET 2005) |
| A. | 12 |
| B. | 20 |
| C. | 28 |
| D. | 32 |
| Answer» C. 28 | |
| 9262. |
Teeth of adult man not present in milk dentition are: |
| A. | molars |
| B. | canines |
| C. | incisors |
| D. | premolars |
| Answer» E. | |
| 9263. |
It is a correct dental formula for the child falling under age group 5-6 yrs: (Gujarat CET 2007) |
| A. | i = 2/2, c =1/1, pm = 0/0, m = 2/2 |
| B. | i = 2/2, c = 1/1, pm = 2/2, m = 3/3 |
| C. | I = 1/1, c = 2/2, pm = 2/2, m = 3/3 |
| D. | i = 2/2, c = 2/2, pm = 1/1, m = 3/3 |
| Answer» B. i = 2/2, c = 1/1, pm = 2/2, m = 3/3 | |
| 9264. |
Dental formula is given to show: (MPPMT 2000) |
| A. | structure of molars |
| B. | homodont condition |
| C. | diphyodont condition |
| D. | number and types of teeth in both jaws |
| Answer» E. | |
| 9265. |
Mammalian teeth are not: (PCS 2002) |
| A. | homodont |
| B. | thecodont |
| C. | heterodont |
| D. | diphyodont |
| Answer» B. thecodont | |
| 9266. |
The dentition not found in man is: (Manipal 2004) |
| A. | thecodont |
| B. | heterodont |
| C. | diphyodont |
| D. | lophodont |
| Answer» E. | |
| 9267. |
When teeth are similar, cone shaped, it is called: (Kerala PMT 2002; Orissa JEE 2002) |
| A. | acrodont |
| B. | homodont |
| C. | heterodont |
| D. | diphyodont |
| Answer» C. heterodont | |
| 9268. |
Which of the following is a polycuspid tooth? |
| A. | molar |
| B. | incisor |
| C. | canine |
| D. | premolar |
| Answer» B. incisor | |
| 9269. |
Grinding or cheek teeth are: |
| A. | incisors |
| B. | canines |
| C. | premolars |
| D. | both premolar and molar |
| Answer» E. | |
| 9270. |
Which of the human teeth help in cutting? (BCECE 2004) |
| A. | Molar |
| B. | Incisor |
| C. | Canine |
| D. | Premolar |
| Answer» C. Canine | |
| 9271. |
The pulp cavity is lined by: (RPMT 2005, 06; VMMC-Safdarjung 2007) |
| A. | osteoblasts |
| B. | ameloblasts |
| C. | odontoblasts |
| D. | chondroblasts |
| Answer» D. chondroblasts | |
| 9272. |
The nutrition to the tooth is supplied through: |
| A. | crown |
| B. | enamel |
| C. | alveolus |
| D. | pulp cavity |
| Answer» E. | |
| 9273. |
Bulk of the tooth in a mammal is made of: |
| A. | root |
| B. | dentine |
| C. | enamel |
| D. | pulp cavity |
| Answer» C. enamel | |
| 9274. |
Study of teeth is termed: |
| A. | dentology |
| B. | teethology |
| C. | enamelogy |
| D. | odontology |
| Answer» E. | |
| 9275. |
Who gave the 'Theory of pangenesis' [CPMT 1998; MP PMT 1999, 2001; BVP 2001, 2004] |
| A. | Lamarck |
| B. | Wallace |
| C. | Haeckel |
| D. | Darwin |
| Answer» E. | |
| 9276. |
There is more competition for survival between [AFMC 1983] |
| A. | Same animals of same niche |
| B. | Different animals of same niche |
| C. | Same animals of different niche |
| D. | Different animals of different niche |
| Answer» B. Different animals of same niche | |
| 9277. |
According to the Neo?Darwinian theory, which of the following is responsible for the origin of new species [CPMT 1986, 95] |
| A. | Mutations |
| B. | Useful variations |
| C. | Mutations together with natural selection |
| D. | Hybridization |
| Answer» D. Hybridization | |
| 9278. |
Darwin gave the theory of evolution was based on [CPMT 1984, 2003; J&K CET 2003] |
| A. | Survival of the fittest |
| B. | Natural selection |
| C. | Mutation |
| D. | Descent with modifications |
| Answer» C. Mutation | |
| 9279. |
The book "Descent of man'' and "Selection in relation to sex'' was written by |
| A. | Lamarck |
| B. | Lamarck and Darwin |
| C. | Weismann |
| D. | C. Darwin |
| Answer» E. | |
| 9280. |
Modern synthetic theory of evolution not involved [BCECE 2005] |
| A. | Gene mutation |
| B. | Gene recombination |
| C. | Natural selection |
| D. | Increase in size |
| Answer» E. | |
| 9281. |
Neo-Darwinism is [MH-CET 2004] |
| A. | Natural selection theory |
| B. | Modern mutation theory |
| C. | Modern synthetic theory |
| D. | Population theory |
| Answer» D. Population theory | |
| 9282. |
Theory of natural selection was proposed by [MH-CET 2001; BCECE 2005; J&K CET 2005] |
| A. | Darwin |
| B. | Lamarck |
| C. | De Vries |
| D. | Theophrastus |
| Answer» B. Lamarck | |
| 9283. |
Darwin's finches discovered from the Galapagos [AIEEE 2004; Pb. PMT 2004] |
| A. | Camouflage |
| B. | Mimicry |
| C. | Biogeographical evidence of evolution |
| D. | Seasonal migration |
| Answer» D. Seasonal migration | |
| 9284. |
Co?worker of Darwin was [CPMT 1977] |
| A. | Wallace |
| B. | Mendel |
| C. | Bateson |
| D. | Lamarck |
| Answer» B. Mendel | |
| 9285. |
According to Darwinism fossils of organisms found in south America resembles most, the fossils of [Orissa JEE 2004] |
| A. | North America |
| B. | Africa |
| C. | Australia |
| D. | Both (a) and (b) |
| Answer» D. Both (a) and (b) | |
| 9286. |
Initiating force of evolution is [MP PMT 2004] |
| A. | Adaptation |
| B. | Natural selection |
| C. | Variation |
| D. | Competition |
| Answer» D. Competition | |
| 9287. |
Which one of the following phenomena supports Darwin?s concept of natural selection in organic evolution [CBSE PMT 2005] |
| A. | Development of transgenic animals |
| B. | Production of ?Dolly?, the sheep by cloning |
| C. | Prevalence of pesticide resistant insects |
| D. | Development of organs from ?stem cells? for organ transplantation |
| Answer» D. Development of organs from ?stem cells? for organ transplantation | |
| 9288. |
Industrial melanism is an example of [CBSE PMT 2003] |
| A. | Defensive adaptation of skin against ultraviolet radiations |
| B. | Drug resistance |
| C. | Darkening of skin due to smoke from industries |
| D. | Protective resemblance with the surrounding |
| Answer» E. | |
| 9289. |
Darwin in his 'Natural Selection Theory' did not believe in any role of which one of the following in organic evolution [CBSE PMT 2003] |
| A. | Discontinuous variations |
| B. | Parasites, predators and natural enemies |
| C. | Survival of the fittest |
| D. | Struggle for existence |
| Answer» B. Parasites, predators and natural enemies | |
| 9290. |
Development of unrelated groups of animals along parallel lines in adaptation to a similar environment is called [Pb. PMT 1999; MP PMT 2002] |
| A. | Adaptive convergence |
| B. | Adaptive radiation |
| C. | Adaptive divergence |
| D. | Adaptive induction |
| Answer» B. Adaptive radiation | |
| 9291. |
Development of patagia in animals is an [Pb. PMT 1999] |
| A. | Cave adaptation |
| B. | Volant adaptation |
| C. | Aquatic adaptation |
| D. | Arboreal adaptation |
| Answer» C. Aquatic adaptation | |
| 9292. |
What is the most important factor for the success of animal population [CBSE PMT 1997] |
| A. | Natality |
| B. | Unlimited food |
| C. | Adaptability |
| D. | Interspecies activity |
| Answer» D. Interspecies activity | |
| 9293. |
The diversity in the type of beaks of finches adapted of different feeding habits on the Galapages islands as observed by Darwin, provides evidence for [CBSE PMT 1998] |
| A. | Origin of species by natural selection |
| B. | Intraspecific variations |
| C. | Intraspecific competition |
| D. | Interspecific competition |
| Answer» B. Intraspecific variations | |
| 9294. |
Name of the ship in which Charles Darwin went for his expedition [BHU 1978; MP PMT 1993] |
| A. | Siboga |
| B. | Beagle |
| C. | Sea gull |
| D. | Atlantic |
| Answer» C. Sea gull | |
| 9295. |
Darwinism does not explain [Pune CET 1998] |
| A. | Progression |
| B. | Usefulness of all organs |
| C. | Retrogression |
| D. | Presence of vestigial organs |
| Answer» E. | |
| 9296. |
Phenomenon of 'industrial melanism' demonstrates [AIIMS 1998; CPMT 1999; CBSE PMT 1999; AFMC 2002; JIPMER 2001] |
| A. | Natural selection |
| B. | Induced mutation |
| C. | Geographical isolation |
| D. | Reproductive isolation |
| Answer» B. Induced mutation | |
| 9297. |
Which scientist gave the theory of continuity of germplasm [MP PMT 1999] |
| A. | Weismann |
| B. | Mendel |
| C. | Lamarck |
| D. | Darwin |
| Answer» B. Mendel | |
| 9298. |
Prodigality of reproduction in darwinism refers to [MH-CET 2004] |
| A. | Every organism produces numerous offspring |
| B. | Successful organism produce numerous offspring |
| C. | Only a few individuals are able to reproduce |
| D. | Only a few individuals are able to survive |
| Answer» C. Only a few individuals are able to reproduce | |
| 9299. |
Which of the following concepts is attributed to Charles Darwin |
| A. | Inheritance of acquired characters |
| B. | Use and disuse of organs |
| C. | Law of paired units |
| D. | Struggle for existence |
| Answer» E. | |
| 9300. |
Darwin fail to give explanation about [Haryana PMT 2005] |
| A. | Survival of fittest |
| B. | Competition |
| C. | Variation |
| D. | High reproduction rate |
| Answer» D. High reproduction rate | |