The cells of an onion peel can be observed in a microscope. The Boundary of onion cell is called _____ (A) which is covered by another thick covering called ________ (B). The central dense round body in the centre of cell is called ________ (C). The jelly-like substance between A and C is called ______ (D). Identify A, B, C, and D.
1
A-cytoplasm; B-cell wall; C-nucleus; D-plastids
2
A-cell wall; B-cytoplasm; C-nucleus; D-cell membrane
3
A-cytoplasm; B-cell membrane; C-plastids; D-nucleus
4
A-cell membrane; B-cell wall; C-nucleus; D-cytoplasm