Enzymes are not found in:
1. Fungi
2. Algae
3. Virus
4. Cyanobacteria
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyVirus are living, because:
1. They multiply in host cells
2. Carry anaerobic respiration
3. Carry metabolic activity
4. Cause infection
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich disease of man is similar to cattle's, bovine spongiform encephalopathy:
1. | Encephalitis | 2. | Jacob-Creutzfeldt disease |
3. | Spongiocitis of cerebrum | 4. | Spondylitis |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyCauliflower mosaic virus contains:
1. ss RNA
2. ds RNA
3. ds DNA
4. ss DNA
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyViruses are no more "alive" than isolated chromosomes because:
1. | They require both RNA and DNA |
2. | They both need food molecules |
3. | They both require oxygen for respiration |
4. | Both require the environment of a cell to replicate |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyTobacco mosaic virus is a tubular filament of size:
1. 300 × 10 nm
2. 300 × 5 nm
3. 300 × 20 nm
4. 700 × 30 nm
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich one of the following statements about viruses is correct:
1. Viruses possess their own metabolic system
2. All viruses contain both RNA and DNA
3. Viruses are obligate parasites
4. Nucleic acid of viruses is known as capsid
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyViruses that infect bacteria, multiply and cause their lysis are called:
1. Lipolytic
2. Lytic
3. Lysogenic
4. Lysozymes
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyLichens are a well-known combination of an alga and a fungus where the fungus has:
1. An epiphytic relationship with the alga
2. A parasitic relationship with the alga
3. A symbiotic relationship with the alga
4. A saprophytic relationship with the alga
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology