Multiple choice

Fission occurs during

  1. favorable conditions

  2. unfavorable conditions

  3. hot conditions

  4. humid conditions

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Binary fission in organisms like Amoeba and Paramecium occurs during favorable environmental conditions when resources are abundant. This allows rapid population growth. During unfavorable conditions like drought or extreme temperatures, many organisms form protective cysts rather than divide.