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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.
| 5151. |
The probablity of having a child with blood group O to parents with blood groups A and B is [CPMT 1995] |
| A. | 4 out of 4 |
| B. | 3 out of 4 |
| C. | 2 out of 4 |
| D. | 1 out of 4 |
| Answer» E. | |
| 5152. |
Which in the following blood cells has a kidney shaped nucleous [AMU 2005] |
| A. | Lymphocyte |
| B. | Neutrophil |
| C. | Monocyte |
| D. | Eocenophil |
| Answer» D. Eocenophil | |
| 5153. |
Which of the following is genetically dominant in man [CPMT 1983] |
| A. | Colour blindness |
| B. | Rh positive |
| C. | Haemophilia |
| D. | Albinism |
| Answer» C. Haemophilia | |
| 5154. |
The second pregnancy of a woman terminates due to anaemia of the foetus. She has never had a blood transfusion. On the basis of this, which of the following is correct [MP PMT 1994] |
| A. | Child from the first pregnancy is\[Rh+ve\] |
| B. | The husband of the woman is \[Rh+ve\] |
| C. | The woman is \[Rh-ve\] |
| D. | All the above |
| Answer» E. | |
| 5155. |
Blood groups are named because of the agglutinogen A and B present in [CPMT 1992, 93] |
| A. | Plasma |
| B. | RBC |
| C. | WBC |
| D. | Platelet |
| Answer» C. WBC | |
| 5156. |
The animal which has oval RBCs [Manipal 2005] |
| A. | Humans |
| B. | Camel |
| C. | Dog |
| D. | Fish |
| Answer» C. Dog | |
| 5157. |
A human female with blood group 'A' has [NCERT 1984] |
| A. | Antibody-anti-B on the red blood cells and antigen A in the serum |
| B. | Antigen A on the red blood cells and antibody-anti-B in the serum |
| C. | Antigen B on the red blood cells and antibody-anti-B in the serum |
| D. | Antigen A on the red blood cells and antibody-anti-A in the serum |
| Answer» C. Antigen B on the red blood cells and antibody-anti-B in the serum | |
| 5158. |
Persons of blood group A contain [BHU 1986; MP PMT 1994] |
| A. | Antigen A and antibodies b |
| B. | Antigen A and antibodies a |
| C. | Antigen A and B and no antibodies |
| D. | No antigens and both a and b antibodies |
| Answer» B. Antigen A and antibodies a | |
| 5159. |
Blood bank of the body or reservoir where the blood is stored and can be mobilized, is [DPMT 1985; CPMT 1978, 81] |
| A. | Heart |
| B. | Liver |
| C. | Bone marrow |
| D. | Spleen |
| Answer» E. | |
| 5160. |
Universal donors have no antigens in RBC and have both a and b antibodies. They belong to blood group [BHU 1981, 86; CPMT 1982, 94; AFMC 1985; DPMT 1984; JIPMER 1994; MP PMT 1994, 96, 99] |
| A. | A |
| B. | B |
| C. | AB |
| D. | O |
| Answer» E. | |
| 5161. |
If a man\[R{{h}^{+}}\]marries a lady \[R{{h}^{-}}\], then [AFMC 1985] |
| A. | First child will die |
| B. | First child will survive |
| C. | No child will be born |
| D. | None of these |
| Answer» C. No child will be born | |
| 5162. |
In human beings, the colour of skin is controlled by [BHU 1983; Kerala CET 2002] |
| A. | Multiple alleles |
| B. | Lethal genes |
| C. | Polygenic effect |
| D. | None of these |
| Answer» B. Lethal genes | |
| 5163. |
A person with antigens A and B and no antibodies belongs to blood group or In which blood group antibodies are absent [CPMT 1982, 93, 94; CBSE PMT 1991; NCERT 1979; MP PMT 1996, 98, 99] |
| A. | A |
| B. | B |
| C. | AB |
| D. | O |
| Answer» D. O | |
| 5164. |
Rh factor is named after [DPMT 1992] |
| A. | Man |
| B. | Rat |
| C. | Monkey |
| D. | Chimpanzee |
| Answer» D. Chimpanzee | |
| 5165. |
A person having blood group O can receive blood of [CPMT 1982; MP PMT 1992] |
| A. | Group O, B and AB |
| B. | Group A, B and AB |
| C. | Group B and AB |
| D. | Group ?O' only |
| Answer» E. | |
| 5166. |
Rh factor may be responsible for [CPMT 1988; MP PMT 1992] |
| A. | Turner's syndrome |
| B. | AIDS |
| C. | Sickle-cell anaemia |
| D. | Erythroblastosis foetalis |
| Answer» E. | |
| 5167. |
Parents of blood groups O and AB cannot have a child of group AB because [MP PMT 1992] |
| A. | Gene O is dominant over gene A |
| B. | Gene O is dominant over gene B |
| C. | Gene A or B is absent in one of the parents |
| D. | Gene A and B are absent in one of the parents |
| Answer» E. | |
| 5168. |
Which one of the following blood groups belongs to the category of universal recipient [CPMT 1979, 95; BHU 1980; DPMT 1984; MP PMT 1992, 96, 99, 2003] |
| A. | AB |
| B. | A |
| C. | B |
| D. | O |
| Answer» B. A | |
| 5169. |
If one parent belongs to 'A' blood group and the other to 'O' blood group, their children possibly represent [CPMT 1973] |
| A. | A and B groups only |
| B. | AB only |
| C. | A and O groups only |
| D. | All four groups |
| Answer» D. All four groups | |
| 5170. |
For a child having blood group B, if father has blood group A, what may be the blood group of the mother MP PMT 1990] |
| A. | O or A |
| B. | O |
| C. | B or AB |
| D. | A |
| Answer» D. A | |
| 5171. |
Two allelic genes are located on [AFMC 1982, 85] |
| A. | The same chromosomes |
| B. | Two homologous chromosomes |
| C. | Two non-homologous chromosomes |
| D. | Any two chromosomes |
| Answer» C. Two non-homologous chromosomes | |
| 5172. |
During serological test in which anti-human serum is mixed with blood of another animal, blood of which animal gives the thickest precipitate [AIIMS 1993] |
| A. | Gibbon |
| B. | Chimpanzee |
| C. | Dog |
| D. | Mule |
| Answer» C. Dog | |
| 5173. |
Who was the scientist to introduce ABO blood groups [CPMT 1988, 94; CBSE PMT 1993; BCECE 2005] |
| A. | Wiener |
| B. | Levine |
| C. | Fisher |
| D. | Landsteiner |
| Answer» E. | |
| 5174. |
In case of disputed parentage, the blood group analysis of the mother, child and alleged father can [AIIMS 1984] |
| A. | Definitely prove a man to be the father |
| B. | Only prove that he cannot be the father |
| C. | Not be of any use |
| D. | None of the above |
| Answer» C. Not be of any use | |
| 5175. |
Antisera used to detect Rh blood group [MP PMT 1993] |
| A. | Anti A |
| B. | Anti B |
| C. | Anti C |
| D. | Anti D |
| Answer» E. | |
| 5176. |
Blood group ?B' will have alleles |
| A. | ii |
| B. | \[{{I}^{A}}{{I}^{A}}\] |
| C. | \[{{I}^{B}}{{I}^{B}}\] |
| D. | \[{{I}^{B}}{{I}^{B}}\]or Ii |
| Answer» D. \[{{I}^{B}}{{I}^{B}}\]or Ii | |
| 5177. |
Genotype of blood group 'A' will be |
| A. | \[{{I}^{A}}{{I}^{A}}\] |
| B. | \[{{I}^{B}}{{I}^{B}}\] |
| C. | \[{{I}^{A}}{{I}^{A}}\] or\[{{I}^{A}}{{I}^{O}}\] |
| D. | \[{{I}^{A}}{{I}^{O}}\] |
| Answer» D. \[{{I}^{A}}{{I}^{O}}\] | |
| 5178. |
Inheritance of ABO blood group system is an example of [CBSE PMT 1990] |
| A. | Multiple allelism |
| B. | Partial dominance |
| C. | Epistasis |
| D. | Dominance |
| Answer» B. Partial dominance | |
| 5179. |
If a certain patient with blood group B requires immediate blood transfusion, the following type can be given to him [AFMC 1985; CPMT 1977, 84] |
| A. | O and B |
| B. | O and AB |
| C. | A and AB |
| D. | B and AB |
| Answer» B. O and AB | |
| 5180. |
Which of the following types of heterothallism is found in Mucor |
| A. | Morphological heterothallism |
| B. | Physiological 2?allele heterothallism |
| C. | Physiological bipolar mutiple allele heterothallism |
| D. | Physiological tetrapolar multiple allele heterothallism |
| Answer» C. Physiological bipolar mutiple allele heterothallism | |
| 5181. |
Common bread mould is [MP PMT 1996] |
| A. | Yeast |
| B. | Rhizopus |
| C. | Bacteria |
| D. | Virus |
| Answer» C. Bacteria | |
| 5182. |
Zygospores are formed in [MP PMT 1995; AFMC 2002; Orissa JEE 2005] |
| A. | Puccinia |
| B. | Penicillium |
| C. | Alternaria |
| D. | Mucor / Rhizopus |
| Answer» E. | |
| 5183. |
Which one of the following life cycle is associated with Mucor [MP PMT 1994] |
| A. | Haplontic |
| B. | Diplontic |
| C. | Isomorphic |
| D. | Heteromorphic |
| Answer» B. Diplontic | |
| 5184. |
In Mucor, asexual reproduction takes place by [MP PMT 1993] |
| A. | Motile zoospores |
| B. | Spores |
| C. | Zoogametes |
| D. | Zygospores |
| Answer» C. Zoogametes | |
| 5185. |
Columella is a specialized structure found in the sporangium of [CBSE PMT 1999; BHU 1999; CPMT 2004] |
| A. | Ulothrix |
| B. | Rhizopus |
| C. | Spirogyra |
| D. | None of these |
| Answer» C. Spirogyra | |
| 5186. |
The sexual reproduction is initiated in Rhizopus by |
| A. | Telomorphic reaction |
| B. | Zygotropic reaction |
| C. | Both (a) and (b) |
| D. | Thigmotropic reaction |
| Answer» B. Zygotropic reaction | |
| 5187. |
The reduction division in the life cycle of Rhizopus occurs [CPMT 1990] |
| A. | At the time of germination of zygospores |
| B. | During the formation of germ sporangium |
| C. | During asexual reproduction |
| D. | During the formation of gametangium |
| Answer» B. During the formation of germ sporangium | |
| 5188. |
In Rhizopus if conjugation fails, gametangia behave as zygospore. It is called as [AIIMS 2000] |
| A. | Conidia |
| B. | Parthenospore |
| C. | Gametangia |
| D. | Sporangiospore |
| Answer» C. Gametangia | |
| 5189. |
The disease caused by Mucor in human being |
| A. | Torulosis |
| B. | Mucormycosis |
| C. | Moniliasis |
| D. | None of these |
| Answer» C. Moniliasis | |
| 5190. |
Thick walled asexual spores formed by Rhizopus are |
| A. | Aplanospores |
| B. | Akinetes |
| C. | Plasmospores |
| D. | Chlamydospores |
| Answer» E. | |
| 5191. |
In Rhizopus we find white cottony mycelium which shows black spots during asexual reproduction. These spots are |
| A. | Zoospores |
| B. | Parthenospore |
| C. | Oospores |
| D. | Mitospores |
| Answer» E. | |
| 5192. |
Under favourable conditions Mucor reproduces |
| A. | Asexually |
| B. | Sexually |
| C. | Parasexually |
| D. | None of the above |
| Answer» B. Sexually | |
| 5193. |
Yeast like budding of oidia in Mucor/ Rhizopus is called [MP PMT 2001] |
| A. | Palmella |
| B. | Chantransia |
| C. | Torula |
| D. | Gongrosira |
| Answer» D. Gongrosira | |
| 5194. |
The wall of Rhizopus hypha is composed of [MP PMT 2001] |
| A. | Cellulose |
| B. | Chitin |
| C. | Pectin |
| D. | Hemicellulose |
| Answer» C. Pectin | |
| 5195. |
Mycelium of Mucor/ Rhizopus is [MP PMT 2000] |
| A. | Aseptate and unicellular |
| B. | Septate and unicellular |
| C. | Septate and multicellular |
| D. | Coenocytic |
| Answer» E. | |
| 5196. |
Rhizopus reproduces asexually through [AMU 1999] |
| A. | Sporangiospores |
| B. | Aplanospores |
| C. | Chlamydospores |
| D. | All of these |
| Answer» E. | |
| 5197. |
Rhizopus belongs to [CPMT 1991] |
| A. | Zygomycetes |
| B. | Basidiomycetes |
| C. | Ascomycetes |
| D. | Deuteromycetes |
| Answer» B. Basidiomycetes | |
| 5198. |
Mode of nutrition in Rhizopus is [AFMC 1993; CPMT 1991] |
| A. | Parasitic |
| B. | Symbiotic |
| C. | Saprophytic |
| D. | Autotrophic |
| Answer» D. Autotrophic | |
| 5199. |
In Rhizopus, sexual fusion takes place between [CPMT 1985] |
| A. | Two gametangia |
| B. | Two gametes |
| C. | Two hyphae |
| D. | Two sporangia |
| Answer» B. Two gametes | |
| 5200. |
The negatively geotrophic and unbranched hyphae in Rhizopus are known as |
| A. | Zygospore |
| B. | Stoloniferous |
| C. | Sporangiophores |
| D. | Rhizoidal hyphae |
| Answer» D. Rhizoidal hyphae | |