MCQ
Regeneration power can best be studied in
- ✓Planaria/Dugesia
- BAmphioxus
- CEarthworm
- DSponge
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| | Column I | | Column II |
| A. | Sternum | i. | Synovial fluid |
| B. | Glenoid Cavity | ii. | Vertebrae |
| C. | Freely movable joint | iii. | Pectoral girdle |
| D. | Cartilaginous joint | iv. | Flat bones |
$(a)$. Balance of the body
$(b)$. Circadian rhythm of the body
$(c)$. Human behaviour
$(d)$. Functioning of heart and kidneys
$I.$ Water is essential for fertilisation
$II.$ Male gametophyte bears antheridia, while female gametophyte bears archegonium, which produces antherozoids and egg cell, respectively
$III.$ Antherozoids and egg cell fuses to give rise zygote. Zygote develops into young embryo. Embryo give rise to sporophyte
Which of the statements given above are correct?