Post Utme Economics Past Questions and Answers

Question 846:

Spirogyra, euglena and chlamydomonas share many characteristics except ____________

A. Growth
B. Mobility
C. Reproduction
D. Irritability

Question 847:

parasitic forms are not found among

A. Molluses
B. Nematodes
C. Annelids
D. Plathyhelminthes

Question 848:

A good example of diploblastic organism is ____________

A. Hydra
B. Insect
C. Roundworms
D. Amoeba

Question 849:

What is the mass number of an element if its atom contains 10 protons, 10 electron and 12 neutron?

A. 32
B. 22
C. 20
D. 10

Question 850:

The loss of water of crystallization to the atmosphere by some crystalline salts is known as ____________

A. Efflorescence
B. Effervescence
C. Deliquescence
D. Phosphorescence