Match the following:
| List-I | List-II | ||
|---|---|---|---|
| A. | Nitzschia | I. | Plankton |
| B. | Certia | II. | Neuston |
| C. | Notonecta | III. | Nekton |
| D. | Hydra | IV. | Periphyton |
Assertion (A): Binary fission in Euglena is called symmetrogenic division.
Reason (R): Plane of fission in Euglena is at right angles to the longitudinal axis of the body.
Match the parasites with their infective stages in humans:
| Parasites | Infective stage |
|---|---|
| A) Entamoeba histolytica | I) Tetranucleate cyst |
| B) Plasmodium vivax | II) Sporozoite |
| C) Ascaris lumbricoides | III) 2nd stage Rhabditiform larva |
| D) Wuchereria bancrofti | IV) 3rd stage Microfilaria |