Post Utme Biology Past Questions and Answers

Question 1206:

A true climax community ____________

A. Changes from year to year
B. Persists until the environment changes
C. Is the first stage in plant succession
D. Consists of tallest trees and small animals
E. Is in a state of perturbation

Question 1207:

The organ through which nourishment and oxygen diffuse into an embryo is called ____________

A. Amnion
B. Chorion
C. Umbilical cord
D. Oviduct
E. Placenta

Question 1208:

A tapeworm fasten itself to the intestine of its host with ____________

A. Neck & sucker
B. Hooks & suckers
C. Rostellum & suckers
D. Proglottis & neck
E. Rostelluum, hooks & suckers

Question 1209:

Which one of these set of factors is completely abiotic?

A. Turbidity, tide, salinity, plankton
B. Pressure, pH, soil, insect
C. Water, soil, bacteria, salinity
D. PH, bamboos, wind, rainfall
E. Light, altitude, wind, humidity

Question 1210:

In which of these are flagella and cilia found ____________

A. Flatworms
B. Protozoa
C. Coelenterates
D. Annelids
E. Nematodes