Biological control involves the use of natural enemies like predators, parasites, or pathogens to regulate pest populations.
Choose the missing term.
R, U, X, A, D,?
3.6 × 1.5 + 8.4 × 2.5 – 9.2 × 3.5 = ? – 9.2 × 4.4
1000 100 20 ? 2.4 1.2
11 20 ? 64 112 192
...48, 95, 283, 1129, ?, 33841
3, 10, 29, 66, ?
5, 19, 30, 43, 58, ?
122, 128, 140, 158, ?, 212
612, 487,?, 396, 388, 387
11 6 7 12 26 ? 205.5
