- 1(current)
Q. No.The phenomenon of red tides is associated with blooms of:
| 1. Zooxanthelle | 2. Gonyaulax |
| 3. Blue green algae | 4. Ctenoplana and Beroe |
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The given figure shows an organism capable of causing ret tides in water bodies that adversely affect the aquatic life. This organism can be:
| 1. Ctenoplana 2. Gonyaulax 3. Pennatula 4. Gorgonia |
 |
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Which of the following is not a characteristic of dinoflagellates?
1. Mostly fresh water and photosynthetic
2. Cell wall with stiff cellulosic plates
3. Two flagella
4. Various colored pigments in the cell
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Match each item in Column I [Protist] with one in Column II [Characteristic] and select the correct option:
| Protist | Characteristic |
| A. Chrysophytes | P. Plasmodium |
| B. Dinoflagellates | Q. Chief producers in the ocean |
| C. Euglenoids | R. Stiff cellulose plates in cell wall on outer surface |
| D. Slime moulds | S. Two flagella, one long and one short |
| A | B | C | D | |
| 1. | R | Q | S | P |
| 2. | Q | S | P | R |
| 3. | Q | R | S | P |
| 4. | R | S | Q | P |
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- 1(current)
Q. No.
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