Question
Nematodes encourage nearby root cells to divide and grow
by penetrating into the soft tissues of young roots and root tips and cause root knot disease. Name of the nematode is___________Solution
·      Radopholus similis: toppling disease of banana ·      Heterodera spp: Cyst-forming nematodes ·      Meloidogyne spp: Root knot nematode ·      Pratylenchus spp: root lesion nematodes
In each of the following series, one term is missing. Find the missing term.
5, 13, 29, 61, 125, ?
What value should come in the place of (?) in the following number series?
4, 10, 22, 46, ?, 190
14    36    80    168    ?     696
500, 250, 750, 375, 1125, 562.5, ?
8, 27, 53, ?, 161, 285
What will come in place of the question mark (?) in the following series?
2.5, 6.5, 18.5, 54.5, 162.5, 486.5, ?
64, 32, ? , 48, 96, 240
18, 54, ? , 1890, 17010, 187110
18, 37, 60, ?, 120, 157
2, 2, 6, 30, ?, 1890
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