Post Utme Biology Past Questions and Answers

Question 841:

Puddles, Ponds, Rivers, Seas and Oceans are grouped together as ____________

A. Ecosystem
B. Biosphere
C. Aquatic habitat
D. Terrestrial habitat
E. Marine environment

Question 842:

The feeding pattern in an ecosystem is called ____________

A. Pyramid of energy
B. Food web
C. Food chain
D. Pyramid of member
E. Ecology

Question 843:

The orderly changes that occur slowly and naturally in plant and animal communities in a given area over a period of time until a stable community is established is called ____________

A. Transformational change
B. Ecological succession
C. Survival of the fittest
D. Weather change
E. Environmental change

Question 844:

The sign \(+\) is used to indicate an association where an organism gains, while 0 is used where an organism is unaffected. An association indicated as \(+0\) is known as ____________

A. Predation
B. Commensalism
C. Parasitism
D. Competition
E. Ammensalism

Question 845:

The sum total of all the roles an organism plays in a habitat is referred to as ____________

A. Ecology
B. Ecosystem
C. Habit
D. Habitat
E. Niche