Question:
Name two biological factors which affect the growth of indoor plants.
Name two biological factors which affect the growth of indoor plants.
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Biological means living. Think of insects that feed on the plant and germs that cause disease.
Updated On: Oct 20, 2026
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Solution and Explanation
Step 1: Separate the two kinds of factors:
Factors that affect indoor plants are of two kinds.
Physical (non-living) factors are light, temperature, humidity and water.
Biological (living) factors are other living things that harm or help the plant.
Step 2: Identify the biological factors:
Insect pests such as mealybugs, aphids and mites suck the sap and weaken the plant.
Diseases caused by fungi, bacteria and viruses cause spots, rot and wilting.
Step 3: Write the two factors:
The two biological factors are pests and diseases.
Final Answer:
Pests (insects and mites) and diseases (caused by fungi, bacteria and viruses) are two biological factors affecting indoor plants.
Factors that affect indoor plants are of two kinds.
Physical (non-living) factors are light, temperature, humidity and water.
Biological (living) factors are other living things that harm or help the plant.
Step 2: Identify the biological factors:
Insect pests such as mealybugs, aphids and mites suck the sap and weaken the plant.
Diseases caused by fungi, bacteria and viruses cause spots, rot and wilting.
Step 3: Write the two factors:
The two biological factors are pests and diseases.
Final Answer:
Pests (insects and mites) and diseases (caused by fungi, bacteria and viruses) are two biological factors affecting indoor plants.
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