Chrysophytes, euglenoids, dinoflagellates and slime moulds are included in the kingdom:
1. | Protista | 2. | Fungi |
3. | Animalia | 4. | Monera |
Which one of the following statements is wrong?
1. | Golden algae are also called desmids |
2. | Eubacteria are also called false bacteria. |
3. | Phycomycetes are also called algal fungi. |
4. | Cyanobacteria are also called blue-green algae. |
1. | peptidoglycan | 2. | cellulose |
3. | hemicelluloses | 4. | chitin |
Which of the following statements is wrong for viroids?
1. They are smaller than viruses
2. They cause infections
3. Their RNA is of high molecular weight
4. They lack a protein coat
The imperfect fungi which are decomposers of litter and help in mineral cycling belong to?
1. Deuteromycetes
2. Basidiomycetes
3. Phycomycetes
4. Ascomycetes
Select the wrong statement:
1. | The viroids were discovered by D.J lvanovsky. |
2. | W.M. Stanley showed that viruses could be crystallized. |
3. | The term 'contagium vivum fluidum' was coined by MW Beijerinck. |
4. | Mosaic disease in tobacco and AIDS in human beings are caused by viruses. |
Cell wall is absent in:
1. Nostoc
2. Aspergillus
3. Funaria
4. Mycoplasma
Choose the wrong statement:
1. | Penicillium is multicellular and produces antibiotics. |
2. | Neurospora is used in the study of biochemical genetics. |
3. | Morels and truffles are poisonous mushrooms. |
4. | Yeast is unicellular and useful in fermentation. |
In which group of organisms the Cell walls form two thin overlapping shells which fit together?
1. | Chrysophytes | 2. | Euglenoids |
3. | Dinoflagellates | 4. | Slime moulds |