What is the diameter of a chloroplast?A1 – 2 micrometerB2 – 4 micrometerC4 – 6 micrometerD6 – 10 micrometerAnswer: C. 4 – 6 micrometer Read Explanation: Chloroplasts are generally 4 – 6 micrometer in diameter and 2 – 4 micrometer in thickness. These chloroplasts are round, oval and disc shaped organelles. Read more in App