MCQ
What is sarcomere?
- APart between two H-lines.
- BPart between two A-lines.
- CPart between two I-bands.
- DPart between two Z-lines.
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| A. | Hinge Joint | 1. | Carpals |
| B. | Saddle Joint | 2. | Knee |
| C. | Pivot Joint | 3. | Thumb |
| D. | Gliding Joint | 4. | Vertebra |
| Column $-I$ | Column$- II$ |
| $(a)$. Cuscuta | $(i)$ Hygroscopic root |
| $(b)$. Rhizophora | $(ii)$ Stilt root |
| $(c)$. Vanda | $(iii)$ Haustorial root |
| $(d)$. Pandanus | $(iv)$ Respiratory root |
$(1)$ In liverworts, mosses and ferns gametophytes are free-living
$(2)$ Gymnosperms and some ferns are heterosporous
$(3)$ Sexual reproduction in Fucus, Volvoxand albugo is oogamous
$(4)$ The sporophyte in liveworts is more elaborate than that in mosses
$(5)$ Both Pinus and Marchantia aredioecious
How many of the above statements are correct?