NEETBotanyBiological Classification
Read the following statements and choose the follwoing option: 1. Dinoflagellates are mostly marine and Photosynthetic 2. Dinoflagellates are non motile 3. Dinoflagellates have thick cellulose plates on their outer surface 4. Red Dinoflagellates release nutritions beneficial to marine animals 5. Red dinoflagellates (Example: Gonyaulax) undergo such slow multiplication that they make the sea appear red (red tides).
Options
- AOnly 4 is correct
- BOnly 2 is correct
- COnly 3 is correct
- DBoth 1 and 3 is correct
Correct answer
D. Both 1 and 3 is correct
Step-by-step solution
Dinoflagellates are mostly marine and photosynthetic, They appear yellow, green, brown, blue or red depending on the main pigments present in their cells. The cell wall has stiff cellulose plates on the outer surface.