MCQ
Choose correct pair :
(special character - example )
- AStore food - Rhizophora
- BClimbing - citrus
- ✓Photosynthesis - Opuntia
- DProtection - potato
(special character - example )
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$(A)$ Inliverworts,mossesandferns gametophytes are freeliving.
$(B)$ Gymnosperms and some ferns are heterosporous.
$(C)$ Sexual reproduction in Fucus, Volvox andAlbugo is oogamous.
$(D)$ The sporophyte in liverworts is more elaborate than that in mosses.
$(E)$ Both, Pinus and Marchantia are dioecious. How many of the above statements are correct?
| Column I | | Column II | |
| A | Proximal convoluted tubule | i. | Formation of concentrated urine |
| B | Distal convoluted tubule | ii. | Formation blood |
| C | Henle’s loop | iii. | Reabsorption of 70-80% of electrolytes |
| D | Counter-current mechanism | iv. | Ionic balance |
| E | Renal corpuscle medulla | v. | Maintenance of concentration gradient in |