- 1(current)
Q. No.Identify the incorrect statement:
1. Viruses are obligate parasites
2. Prions are abnormally folded infectious proteins
3. Viroids are free RNA and lack a protein coat
4. Lichens grow very well in polluted areas
1. Viruses are obligate parasites
2. Prions are abnormally folded infectious proteins
3. Viroids are free RNA and lack a protein coat
4. Lichens grow very well in polluted areas
Subtopic: Lichens |
91%
From NCERT
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A location with luxuriant growth of lichens on the trees indicates that the:
| 1. | Trees are very healthy | 2. | Trees are heavily infested |
| 3. | Location is highly polluted | 4. | Location is not polluted |
Subtopic: Lichens |
86%
From NCERT
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The ‘photobiont’ [photosynthetic component] in a Lichen can be:
| I. A green alga | II. A cyanobacterium |
| 1. | Only I | 2. | Only II |
| 3. | Both I and II | 4. | Neither I nor II |
Subtopic: Lichens |
From NCERT
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- 1(current)
Q. No.
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