Identify the incorrectly matched pair:
|
Pathogenic Protozoan |
Mode of transmission |
1. |
Leishmania |
Vector borne |
2. |
Trichomonas |
Sexual contact |
3. |
Toxoplasma |
Through placenta |
4. |
Trypanosoma |
Droplet |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. | These organisms are naturally resistant to antibiotics that inhibit protein biosynthesis |
2. | These organisms are naturally resistant to antibiotics that target the cell wall |
3. | These organisms are naturally resistant to antibiotics that inhibit DNA replication |
4. | These organisms are naturally resistant to antibiotics that inhibit folic acid metabolism |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe given diagram shows the formation of:
1. Conidia on sporangiophores
2. Ascospores on asci
3. Basidiospores on a basidium
4. Conidia on conidiophores
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following statements is correct?
1. Lichens do not grow in polluted areas.
2. Algal component of lichens is called mycobiont.
3. Fungal component of lichens is called phycobiont.
4. Lichens are not good pollution indicators.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn which group of organisms the cell walls form two thin overlapping shells which fit together?
1. | Chrysophytes | 2. | Euglenoids |
3. | Dinoflagellates | 4. | Slime moulds |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIdentify the incorrect statement regarding viruses:
1. | A virus is a nucleoprotein and the genetic material is infectious |
2. | Retroviruses contain both RNA and DNA |
3. | Viruses are obligate cellular endoparasites |
4. | Viruses can be crystallized and this was first shown by W. M Stanley |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe thalloid body of a slime mould (Myxomycetes) is known as:
1. | protonema | 2. | Plasmodium |
3. | fruiting body | 4. | mycelium |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIdentify the incorrect statement regarding Euglena:
1. Euglena's chloroplasts are surrounded by three membranes and contain pyrenoids
2. Euglena has two flagella rooted in basal bodies, one flagellum is very short, and does not protrude from the cell, while the other is relatively long
3. A photosensitive red spot is present towards the anterior end
4. When feeding as a heterotroph, Euglena takes in nutrients by osmotrophy
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyT.O. Diener discovered a
1. | free infectious RNA | 2. | free infectious DNA |
3. | infectious protein | 4. | bacteriophage |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyCell wall is absent in:
1. | Funaria | 2. | Mycoplasma |
3. | Nostoc | 4. | Aspergillus |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology