Question

Sieve plates in angiosperms are

• A. Oblique and in lateral walls
• B. Straight and in end wall
• C. Oblique and in end wall
• D. Straight and in lateral wall

Answer 1

The correct option is C Oblique and in end wall

Sieve tubes are long, slender tube shaped structures which are arranged in longitudinal manner with perforated end walls that make sieve plates. The sieve area or sieve plates are the depressed areas in their oblique end walls with cluster of pores that connect the protoplast of adjacent sieve element
So, the correct answer is 'Oblique and in end wall'