<prompt> The smaller pellets are calledBuck shotMould shotBird shotChilled shot  <response>: Pellets Pellets are made of lead. Large pellets are called buck shot or mould shot and the catridge contains 9-12 such pellets. The diameter is 6-8 mm. The smaller pellets are called bird shot and the catridge contains 300-400 pellets. Their diameter is 1-3.5 mm. Ref: FORENSIC MEDICINE AND TOXICOLOGY Dr PC IGNATIUS THIRD EDITION PAGE 140 