Basic Science : Fungi Kingdom Plantae Or Metaphyta QUESTIONS AND ANSWERS :: part8 : 21 to 25
Following Basic Science multiple choice objective type questions and answers will help you in many types of 2024 job and other entrance examinations :
21.Palmellaspores are produced during |
| Favourable conditions |
| Any type of unfavourable condition |
| Deficiency of water or presence of toxic chemicals |
| None of the above |
22.In isogamous species, the gametes of Chlamydomonas undergo temporary clustering before they depart in pairs. The phenomenon is called |
| Gametic differentiation |
| Clumping |
| Homothallism |
| Parthenogenesis |
23.In Chlamydomonas the term hologamy is applied to a mode of sexual reproduction in which |
| Gametes are motile |
| Gametes are holozoic |
| The young unicellular thalli directly behave as gametes |
| The gametes are differentiated into male and female |
24.Spirogyra belongs to the class |
| Rhodophyceae |
| Cyanophyceae |
| Xanthophyceae |
| Chlorophyceae |
25.In scalariform conjugation of Spirogyra the fusing gametes are derived from |
| Same filament |
| Two different filament |
| Both A and B |
| Only one filament is involved in the process |
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