Question

1-Branched striated muscle fibres interconnected by oblique bridges are : (a) unstriated muscle fibres. (b) striated muscle fibres. (c) cardiac muscle fibres. (d) skeletal muscle fibres. 2-Plant cells with thickened at corners, non lignified cell walls are : (a) parenchyma. (b) collenchyma. (c) aclerenchyma. (d) epidermal cell

Answer 1

1-Branched striated muscle fibres interconnected by oblique bridges are cardiac muscle fibres.

2-Collenchyma cells have thickened at corners, non lignified cell walls 

Answer 2

1- (c) cardiac muscle fibres

2-(b)collenchyma