McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Bachelor of Agriculture (BSc agri) .
Chapters
| 851. |
Dengue virus is transmitted from man to man by the |
| A. | Sand fly |
| B. | Ticks |
| C. | Aedes aegypti |
| D. | Culex |
| Answer» C. Aedes aegypti | |
| 852. |
Yellow fever is caused by |
| A. | Bunya viru |
| B. | Calci virus |
| C. | Arbo virus |
| D. | None of these |
| Answer» C. Arbo virus | |
| 853. |
Vector for leishmaniasis is |
| A. | Tick |
| B. | Mite |
| C. | Sand fly |
| D. | Tsetse fly |
| Answer» C. Sand fly | |
| 854. |
Splenomegaly is an important manifestation of |
| A. | Kala-agar |
| B. | Typhoid |
| C. | Malaria |
| D. | All of these |
| Answer» D. All of these | |
| 855. |
Which of the following is most severly affected in Kala-azar? |
| A. | Liver |
| B. | Spleen |
| C. | Adrenal gland |
| D. | Bone marrow |
| Answer» B. Spleen | |
| 856. |
In India, malaria most often spreads by |
| A. | Anophels cucifacies |
| B. | Anopheles fluvatis |
| C. | Anopheles stephensi |
| D. | Anopheles minimus |
| Answer» A. Anophels cucifacies | |
| 857. |
Man is intermediate host for |
| A. | Guinea Worm |
| B. | Filaria |
| C. | Malaria |
| D. | Kala-azar |
| Answer» C. Malaria | |
| 858. |
Which of the following preferably infects reticulocytes? |
| A. | P. ovale |
| B. | P.vivax |
| C. | P.falciparum |
| D. | P.malaria |
| Answer» B. P.vivax | |
| 859. |
In which type of material parasite in the exoerythrocytic stage absent? |
| A. | P.ovale |
| B. | P.vivax |
| C. | P.falciparum |
| D. | P. malariae |
| Answer» C. P.falciparum | |
| 860. |
In falciparum malaria, all of the following stages are seen except |
| A. | Ring stage |
| B. | Schizont |
| C. | Gametocyte |
| D. | None of these |
| Answer» B. Schizont | |
| 861. |
Sporozite vaccine in malaria has |
| A. | Induces antibodies |
| B. | Prevents only asexual forms with reproduction |
| C. | No effects on clinical illness |
| D. | None of the above |
| Answer» A. Induces antibodies | |
| 862. |
Growing trophozoites and schizonts are not seen in the peripheral blood in malaria due to |
| A. | P. falciparum |
| B. | P.vivax |
| C. | P.ovale |
| D. | P. malaria |
| Answer» A. P. falciparum | |
| 863. |
Thin blood smear for malaria is used to identify |
| A. | Plasmodium |
| B. | Gametocytes |
| C. | Type of parasite |
| D. | Schizont |
| Answer» C. Type of parasite | |
| 864. |
The radical teatment of malaria is to half |
| A. | Gametocyte |
| B. | Exo-erythrocytic phase |
| C. | Erythrocytic phase |
| D. | All of these |
| Answer» C. Erythrocytic phase | |
| 865. |
Symptoms of acute aflatoxicosis |
| A. | Osteogenic sarcoma |
| B. | Lymphatic leukemia |
| C. | Malaise & Anorexia |
| D. | Both a and b |
| Answer» D. Both a and b | |
| 866. |
Most important Penicillium toxins are |
| A. | Citrinin |
| B. | Patulin |
| C. | Penicillic acid |
| D. | All of the above |
| Answer» D. All of the above | |
| 867. |
Penicillic acid is produced by |
| A. | A. ochraceu |
| B. | P. puberulum |
| C. | Both a and b |
| D. | None of the above |
| Answer» C. Both a and b | |
| 868. |
Fungi producting mycelium are called |
| A. | Mould |
| B. | Filamentous fungi |
| C. | Both a and b |
| D. | Yeasts |
| Answer» A. Mould | |
| 869. |
Candidiasis is caused by |
| A. | Candida albican |
| B. | Aspergillus spp. |
| C. | E. floccosum |
| D. | M. audouinii |
| Answer» A. Candida albican | |
| 870. |
Candida albicans is capable to form |
| A. | Single cell |
| B. | Pseudomonas |
| C. | Multicellular forms |
| D. | None of these |
| Answer» B. Pseudomonas | |
| 871. |
Aspergillus fumigatus can infect |
| A. | A. niger |
| B. | A. fumigatus |
| C. | A. flavus |
| D. | A. oryzae |
| Answer» D. A. oryzae | |
| 872. |
A.fumigates can produce |
| A. | Endotoxin |
| B. | Exotoxins |
| C. | Enterotoxins |
| D. | None of these |
| Answer» A. Endotoxin | |
| 873. |
The drug of choice for dermal, oral and vaginal candidiasis is |
| A. | Griseofulvin |
| B. | Amphotericin B |
| C. | Gentian violet |
| D. | Nystatin |
| Answer» C. Gentian violet | |
| 874. |
The following Penicillium species are pathogenic except |
| A. | P. commune |
| B. | P. bicolor |
| C. | P. glaucum |
| D. | P.notatum |
| Answer» D. P.notatum | |
| 875. |
Tinea versicolor is caused by |
| A. | Candida albican |
| B. | Malassezia furfur |
| C. | Aspergillus niger |
| D. | None of these |
| Answer» B. Malassezia furfur | |
| 876. |
Causative agent of Tinea nigra |
| A. | Malassezia furfur |
| B. | Exophiala werenekii |
| C. | Candida albicans |
| D. | Aspergillus flavus |
| Answer» B. Exophiala werenekii | |
| 877. |
Causative agent of African histoplasmosis |
| A. | Histoplasma capsulatum |
| B. | Histoplasma duboissi |
| C. | Aspergillus niger |
| D. | Aspergillus flavus |
| Answer» B. Histoplasma duboissi | |
| 878. |
Sun ray fungus is |
| A. | Actinomyces irraeli |
| B. | Chromoblastomycosis |
| C. | Streptomyces griseus |
| D. | Cryptococcosis |
| Answer» A. Actinomyces irraeli | |
| 879. |
Which agent on addition to a colony inhibits its growth and on removal the colony regrows is? |
| A. | Bacteriostatic |
| B. | Bactericidal |
| C. | Antibiotic |
| D. | Antiseptic |
| Answer» A. Bacteriostatic | |
| 880. |
Griseofluvin is obtained from |
| A. | Penicillium notatum |
| B. | Streptomyces griseus |
| C. | Penicillium griseofluvin |
| D. | None of these |
| Answer» C. Penicillium griseofluvin | |
| 881. |
β-lactum ring is present in |
| A. | Erythromycin |
| B. | Penicillin |
| C. | Tetracyclins |
| D. | Chloramphenicol |
| Answer» B. Penicillin | |
| 882. |
All of the following drugs act on cell membrane, except |
| A. | Novobiocin |
| B. | Nystatin |
| C. | Chloromycetin |
| D. | Colicins |
| Answer» D. Colicins | |
| 883. |
Cycloserine related to the amino acid in structure |
| A. | Serine |
| B. | Aspergine |
| C. | Alanine |
| D. | None of these |
| Answer» C. Alanine | |
| 884. |
In Tuberculosis therapy mainly used antibiotic is |
| A. | Penicillin |
| B. | Streptomycin |
| C. | Chloramphenol |
| D. | Cycloserine |
| Answer» D. Cycloserine | |
| 885. |
The antibacterial action of penicillin is due to its effect on |
| A. | Cell membrane permeability |
| B. | Cell wall synthesis |
| C. | DNA synthesis |
| D. | Protein synthesis |
| Answer» B. Cell wall synthesis | |
| 886. |
The antibiotic produced from Bacillus subtilis is |
| A. | Vancomycin |
| B. | Bactiracin |
| C. | Both a and b |
| D. | None of these |
| Answer» B. Bactiracin | |
| 887. |
bacitracin sensitivity test is done for |
| A. | Pneunocci |
| B. | Group ‘A’ Streptococci |
| C. | Gonococci |
| D. | Staphylococci |
| Answer» B. Group ‘A’ Streptococci | |
| 888. |
The effect of antibiotics on micro organisms is mainly due to |
| A. | Inhibition of cell-wall synthesis |
| B. | Damage to the cytoplasmic membrane |
| C. | Inhibition of nucleic acid and protein synthesis |
| D. | All of the above |
| Answer» D. All of the above | |
| 889. |
The antibiotic acting on cell wall is |
| A. | Penicillin |
| B. | Bacitracin |
| C. | Cyclosporin |
| D. | All of the above |
| Answer» D. All of the above | |
| 890. |
Erythromycin belongs to chemical class of antibiotics |
| A. | â-lactose |
| B. | Tetracyclines |
| C. | Macrolides |
| D. | Aminoglycosides |
| Answer» C. Macrolides | |
| 891. |
Bacterial resistance to antibiotics is transmitted by |
| A. | Transduction |
| B. | Transformation |
| C. | Mutation |
| D. | Plasmids |
| Answer» D. Plasmids | |
| 892. |
Erythromycin inhibits protein synthesis by |
| A. | Attaching to 30 S ribosome unit |
| B. | Attaching to 50 S unit or ribosome |
| C. | By the attachment to t-RNA |
| D. | By the attachment to m-RNA |
| Answer» B. Attaching to 50 S unit or ribosome | |
| 893. |
The function of (THFA) Tetrahydrofolic acid coenzyme include |
| A. | Amino acid synthesis |
| B. | Thymidine synthesis |
| C. | Protein synthesis |
| D. | Both a and b |
| Answer» D. Both a and b | |
| 894. |
Resistant to drugs in tuberculosis develops by |
| A. | Transduction |
| B. | Transformation |
| C. | Conjugation |
| D. | Mutation |
| Answer» D. Mutation | |
| 895. |
Which of the following is penicillinase resistang acid labile penicillin? |
| A. | Amoxycillin |
| B. | Cloxacillin |
| C. | Carbenicillin |
| D. | Methicillin |
| Answer» D. Methicillin | |
| 896. |
Which of the following does not inhibit cell wall synthesis? |
| A. | Penicillin |
| B. | Carbenicillin |
| C. | Amikacin |
| D. | Vancomycin |
| Answer» C. Amikacin | |
| 897. |
The anti tumor antibiotics act by inhibiting |
| A. | Cell wall synthesis |
| B. | RNA synthesis |
| C. | Cell membrane synthesis |
| D. | The DNA structure & function |
| Answer» D. The DNA structure & function | |
| 898. |
Drug resistance to sulphonamides is due to |
| A. | Production of PABA |
| B. | Folic acid synthetase |
| C. | Drug alteration |
| D. | Low affinity for drug synthesis by bacteria |
| Answer» B. Folic acid synthetase | |
| 899. |
Amoxycillin is combined with clavulanic acid to inhibit |
| A. | DNA gyrace |
| B. | Cell synthesis |
| C. | Protein synthesis |
| D. | β-lactamase enzymes |
| Answer» D. β-lactamase enzymes | |
| 900. |
Drug of choice for methicillin resistant staph. Aureus is |
| A. | Ampicillin |
| B. | Erythromycin |
| C. | Neomycin |
| D. | Vancomycin |
| Answer» D. Vancomycin | |
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