WAEC - Biology (2018 - No. 29)
The most important factor(s) that influence(s) the ecological niche of an organism is/ are the
water, light and predator-prey relationship
food and water availability
physical environment
competition for food and space
Paliwanag
The competition in a territory is the factor that basically determines whether or not a specie will survive or not in that territory. Ecological niche is the total package of the habits of a specie. The competition for food and water is the most important influencer of the ecological niche.