Multiple choice

Which of the following options is a biotic factor affecting crop production?

  1. Drought

  2. Salinity

  3. Water–logging

  4. Diseases
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Abiotic factors (non-living) – temperature, wind, humidity, rainfall, drought, salinity, water-logging, light intensity, etc. Biotic factors (living) – pathogens, bacteria, virus, etc. Drought, salinity and water-logging are categorised under abiotic factors. On the other hand, diseases are caused by biotic factors such as living pathogens, bacteria, virus, fungi, etc. Therefore, diseases are biotic factors affecting crop production.

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