Plough contains a strong triangular iron strips. What is it called ?

Correct option is D

The correct answer is (d).
Explanation
The strong triangular iron strip attached to the plough is known as the ploughshare. It is the part that cuts into the soil, loosens it, and turns it over. This enables proper aeration of soil and helps in sowing seeds efficiently.
Additional Information
• Option {a} is incorrect because the beam is the wooden or metal part that supports the plough structure. • Option {b} is incorrect because a hoe is a separate agricultural tool used for weeding and loosening soil. • Option {c} is incorrect because the ploughshaft connects the plough to the yoke or tractor and does not cut soil.