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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.
| 7551. |
Which of the following is the characteristic feature of ascomycetes [MHCET 2000] |
| A. | Hyphae |
| B. | Spores |
| C. | Zoospores |
| D. | Ascospores |
| Answer» E. | |
| 7552. |
We can demarcate a facultative parasite as one which [CPMT 1973, 80, 81, 84; MP PMT 1984] |
| A. | Inevitably requires living host |
| B. | Only requires dead organic matter to live |
| C. | Is actually a parasite but can also become saprophyte |
| D. | Is actually a saprophyte but can also become a parasite |
| Answer» C. Is actually a parasite but can also become saprophyte | |
| 7553. |
The disease produced by fungus Ustilago are known as smuts because [CBSE PMT 1994] |
| A. | They parasitise cereals |
| B. | The affected host becomes completely black |
| C. | Their mycelium is black |
| D. | They produced sooty mass of spores |
| Answer» E. | |
| 7554. |
A type of life cycle in which plasmogamy, karyogamy, haplodization take place but not at specific place in life cycle of an organism is called as [RPMT 2002] |
| A. | Parasexuality |
| B. | Heterozygosity |
| C. | Homozygosity |
| D. | Asexuality |
| Answer» D. Asexuality | |
| 7555. |
Which one is a laboratory weed [Pb. PMT 2001] |
| A. | Penicillium |
| B. | Aspergillus |
| C. | Neurospora |
| D. | Saccharomyces |
| Answer» C. Neurospora | |
| 7556. |
Reserve food material of fungi is [BHU 1992, 94, 2000; KCET 1998; MP PMT 2000; CBSE PMT 2000; Orissa JEE 2004, 05] |
| A. | Starch |
| B. | Protein |
| C. | Glucose |
| D. | Glycogen |
| Answer» E. | |
| 7557. |
The disease which occur at irregular intervals and locations are known as [MP PMT 1991] |
| A. | Epiphytotic diseases |
| B. | Endemic diseases |
| C. | Sporadic disease |
| D. | Epidemic diseases |
| Answer» D. Epidemic diseases | |
| 7558. |
Mushroom is [Bihar MDAT 1994] |
| A. | Mucor |
| B. | Saccharomyces |
| C. | Agaricus |
| D. | Penicillium |
| Answer» D. Penicillium | |
| 7559. |
A combined solution of copper sulphate and calcium hydroxide which is used as a fungicide is [BHU 1990; MP PMT 1990] |
| A. | Fehling solution |
| B. | Folins mixture |
| C. | Carminative mixture |
| D. | Bordeaux mixture |
| Answer» E. | |
| 7560. |
What is true [RPMT 2002] |
| A. | Toadstool is an edible fungus |
| B. | Rust fungi are homoecious |
| C. | Parathecium is fruiting body |
| D. | In mushroom gills produce basidia |
| Answer» E. | |
| 7561. |
Fungi differ from algae in being [CPMT 1989] |
| A. | Coenocytic |
| B. | Without motile gametes |
| C. | Without unicellular forms |
| D. | Without chlorophyll and possessing chitinised wall |
| Answer» C. Without unicellular forms | |
| 7562. |
Fungal hyphae are able to penetrate the host with the help of [CBSE PMT 2001] |
| A. | Mechanical pressure |
| B. | Softening by enzymes |
| C. | Both (a) and (b) |
| D. | Suckers and hooks |
| Answer» D. Suckers and hooks | |
| 7563. |
A coprophillous fungus is [JIPMER 2000] |
| A. | Trichoderma |
| B. | Pilobolus |
| C. | Fusarium |
| D. | Humicola |
| Answer» C. Fusarium | |
| 7564. |
A widely but periodically occurring plant disease is [AMU 1999] |
| A. | Endemic |
| B. | Pandemic |
| C. | Sporadic |
| D. | Epiphytotic |
| Answer» E. | |
| 7565. |
Which one is not related to perfect stage of fungus |
| A. | Zygospores |
| B. | Meiospores |
| C. | Ascospores |
| D. | Mitospores |
| Answer» E. | |
| 7566. |
Which type of tissue is found in the fungi |
| A. | Parenchyma |
| B. | Chlorenchyma |
| C. | Plectenchyma |
| D. | Collenchyma |
| Answer» D. Collenchyma | |
| 7567. |
Fungus used in genetic experiments is [RPMT 1998] |
| A. | Rhizopus |
| B. | Mucor |
| C. | Neurospora |
| D. | Claviceps |
| Answer» D. Claviceps | |
| 7568. |
All heterotrophs requires an environment which can provide [CPMT 1983, 84] |
| A. | Nitrates in solution |
| B. | Organic compounds |
| C. | Ammonium salts |
| D. | Vitamin-A |
| Answer» C. Ammonium salts | |
| 7569. |
A fungus contains cells with two nuclei from different genomes. The nuclei do not fuse but divide independently and simultaneously as new cells are formed. It belongs to [JIPMER 1983] |
| A. | Phycomycetes |
| B. | Zygomycetes |
| C. | Deuteromycetes |
| D. | Basidiomycetes |
| Answer» E. | |
| 7570. |
Covered smut of Sorghum is caused by [BHU 2002] |
| A. | Sphaelotheca cruenta |
| B. | Sphaelotheca sorghi |
| C. | Sphaelotheca reiliana |
| D. | Tolyposporium ehrenbergii |
| Answer» C. Sphaelotheca reiliana | |
| 7571. |
The fungus that may cause disease in human beings is [BHU 1992] |
| A. | Puccinia |
| B. | Aspergillus |
| C. | Cystopus |
| D. | Rhizopus |
| Answer» C. Cystopus | |
| 7572. |
Algal fungi are placed in [MP PMT 1997] |
| A. | Ascomycetes |
| B. | Basidiomycetes |
| C. | Phycomycetes |
| D. | Deuteromycetes |
| Answer» D. Deuteromycetes | |
| 7573. |
A dikaryotic cell has [DPMT 1997] |
| A. | Two haploid nuclei |
| B. | Diploid zygotes |
| C. | Two similar nuclei |
| D. | Two dissimilar haploid nuclei |
| Answer» E. | |
| 7574. |
First antibiotic isolated was [BHU 1984] |
| A. | Penicillin |
| B. | Neomycin |
| C. | Terramycin |
| D. | Streptomycin |
| Answer» B. Neomycin | |
| 7575. |
Chitin present in fungal wall has a formula [AMU 1996; Chd. CET 1997] |
| A. | \[{{({{C}_{22}}{{H}_{54}}{{N}_{4}}{{O}_{21}})}_{n}}\] |
| B. | \[{{({{C}_{21}}{{H}_{54}}{{N}_{4}}{{O}_{22}})}_{n}}\] |
| C. | \[{{({{C}_{22}}{{H}_{54}}{{N}_{4}}{{O}_{13}})}_{n}}\] |
| D. | \[{{({{C}_{22}}{{H}_{24}}{{N}_{4}}{{O}_{21}})}_{n}}\] |
| Answer» B. \[{{({{C}_{21}}{{H}_{54}}{{N}_{4}}{{O}_{22}})}_{n}}\] | |
| 7576. |
Which season is best for the growth of the fungus |
| A. | Rainy |
| B. | Summer |
| C. | Winter |
| D. | All the above |
| Answer» B. Summer | |
| 7577. |
Dikaryon formation is characteristic of [BHU 1981; CPMT 1983] |
| A. | Ascomycetes and basidiomycetes |
| B. | Phycomycetes and basidiomycetes |
| C. | Ascomycetes and phycomycetes |
| D. | Phycomycetes and zygomycetes |
| Answer» B. Phycomycetes and basidiomycetes | |
| 7578. |
Plasmogamy is fusion of [AIIMS 1992, 97] |
| A. | Two haploid cells including their nuclei |
| B. | Two haploid cells without nuclear fusion |
| C. | Sperm and egg |
| D. | Sperm and two polar nuclei |
| Answer» C. Sperm and egg | |
| 7579. |
Gametangial copulation (conjugation) is common in [BHU 1983] |
| A. | Zygomycetes |
| B. | Ascomycetes |
| C. | Phycomycetes |
| D. | Deuteromyceles |
| Answer» B. Ascomycetes | |
| 7580. |
The hyphae of Aspergillus are [AFMC 2002] |
| A. | Aseptate and multinucleate |
| B. | Septate and multinucleate |
| C. | Aseptate and uninucleate |
| D. | Septate and uninucleate |
| Answer» C. Aseptate and uninucleate | |
| 7581. |
Which of the following produces spores, but lacks vascular structure [KCET 2002] |
| A. | Pteridophytes |
| B. | Gymnosperms |
| C. | Fungi |
| D. | Dicots |
| Answer» D. Dicots | |
| 7582. |
Septum in eumycota fungi, bearing a complex pore is designated as a [BHU 2002] |
| A. | Coenocyte |
| B. | Septate hypha |
| C. | Dolipore septum |
| D. | Secondary simple pore |
| Answer» D. Secondary simple pore | |
| 7583. |
Which of the following secretes toxins during storage conditions of crop plants [CBSE PMT 2002] |
| A. | Fusarium |
| B. | Pencillium |
| C. | Aspergillus |
| D. | Colletotrichum |
| Answer» D. Colletotrichum | |
| 7584. |
Wart disease caused by Synchytrium endobioticum is found in [JIPMER 2002] |
| A. | Cabbage |
| B. | Potato |
| C. | Pea |
| D. | Groundnut |
| Answer» C. Pea | |
| 7585. |
Aflatoxins are produced by [MP PMT 2000] |
| A. | Bacteria |
| B. | Viruses |
| C. | Fungi |
| D. | Nematodes |
| Answer» D. Nematodes | |
| 7586. |
Mycology (Mycetology) is a branch which deals with the study of [JIPMER 1990; AMU 1998; KCET 2000] |
| A. | Viruses |
| B. | Algae |
| C. | Bacteria |
| D. | Fungi |
| Answer» E. | |
| 7587. |
According to their modes of nutrition, the fungi are classified into [CBSE PMT 2000] |
| A. | One category |
| B. | Three categories |
| C. | Four categories |
| D. | Six categories |
| Answer» C. Four categories | |
| 7588. |
Which of the following divisions of fungi includes 'Club fungi' [KCET 2000] |
| A. | Zygomycota |
| B. | Ascomycota |
| C. | Deuteromycota |
| D. | Basidiomycota |
| Answer» E. | |
| 7589. |
Ergot is caused by [AFMC 1997; Orissa JEE 2005] |
| A. | Claviceps |
| B. | Penicillium |
| C. | Aspergillus |
| D. | Rhizobium |
| Answer» B. Penicillium | |
| 7590. |
When fungi feed on dead organic matter, they are known as [CPMT 1999] |
| A. | Dimorphic |
| B. | Parasites |
| C. | Saprophytes |
| D. | None of these |
| Answer» D. None of these | |
| 7591. |
The disease of potato responsible for famous famine of Europe was caused by or late blight of potato is caused by [RPMT 1997; CPMT 2000; BVP 2000; Haryana PMT 2005] |
| A. | Colletotrichum falcatum |
| B. | Phytophthora infestans |
| C. | Potato mosiac virus |
| D. | Alternaria solani |
| Answer» C. Potato mosiac virus | |
| 7592. |
Which of the following is not correctly matched [AIIMS 1998] |
| A. | Root knot disease ? Meloidogyne javanica |
| B. | Smut of bajra ? Tolysporium penicillariae |
| C. | Covered smut of barley ? Ustilage nuda |
| D. | Late blight of potato ? Phytophthora infestans |
| Answer» D. Late blight of potato ? Phytophthora infestans | |
| 7593. |
Facultative saprophyte is [CPMT 1993] |
| A. | A parasite which can live as a saprophyte |
| B. | Always a parasite |
| C. | Always a saprophyte |
| D. | May acquire parasitic mode of life |
| Answer» B. Always a parasite | |
| 7594. |
The immobility and spread out nature of which group leads us to call them plants |
| A. | Moulds |
| B. | Mushrooms |
| C. | Lichens |
| D. | All the above |
| Answer» E. | |
| 7595. |
The cell wall of fungi is made up of [RPMT 1997, 99; CPMT 1998; MP PMT 2001; Orissa JEE 2004] |
| A. | Chitin |
| B. | Cellulose |
| C. | Pectin |
| D. | Suberin |
| Answer» B. Cellulose | |
| 7596. |
The following is an example of saprophytes [KCET 1998] |
| A. | Mushroom |
| B. | Lichen |
| C. | Unicellular algae |
| D. | Ferns |
| Answer» B. Lichen | |
| 7597. |
Which of the following is not a fungal disease |
| A. | White rust of crucifers |
| B. | Black rust of wheat |
| C. | Red rust of tea |
| D. | Red rot of sugarcane |
| Answer» D. Red rot of sugarcane | |
| 7598. |
Who among the following is given the honour of "Father of Modern Mycology'' |
| A. | Stanley |
| B. | Bawden |
| C. | De Bary |
| D. | Micheli |
| Answer» D. Micheli | |
| 7599. |
Genus Penicillium belong to the class [CPMT 1995; Pb. PMT 1999; BVP 2000] |
| A. | Basidiomycetes |
| B. | Ascomycetes |
| C. | Phycomycetes |
| D. | Deuteromycetes |
| Answer» C. Phycomycetes | |
| 7600. |
Destruction of 50% maize plants in USA (1970) due to infection of |
| A. | Hemileia vastratrix |
| B. | Helminthosporium oryzae |
| C. | Claviceps purpurea |
| D. | Ustilago maydis |
| Answer» E. | |