Organisms - Jamb Biology Past Questions and Answers

Question 21:

• JAMB 1980

Which one of the following animals is NEVER a secondary host of tapeworms?

A. Cow
B. Fish
C. Pig
D. Man
E. Dog

Question 22:

• JAMB 1980

The filament of spirogyra were put into equal volumes of sugar solutions X and Y. After 5 minutes, filaments from solution X had their cells contents rounded up while those from Y were unaffected. The experiment shows that

A. Solution X was stronger than Y
B. Solution Y was stronger than X
C. Spirogyra used up the sugar in solution X
D. Solution X is good for stimulating sexual reproduction in Spirogyra
E. Solution Y was less contaminated than X

Question 23:

• JAMB 1980

In animals, cilia, flagella, pseudopodia and chaetae, can be used for

A. Reproduction
B. Fighting
C. Attachment to plants
D. Locomotion
E. Locating sensation

Question 24:

• JAMB 1981

What is the function of the contractile vacuole in paramecium?

A. Produces enzymes
B. Gets rid of excreta
C. Stores and digest food
D. Gets rid of excess water
E. Controls movement

Question 25:

• JAMB 1981

The two types of human tapeworm can be distinguished by the presence or absence of

A. Scolex
B. Hook
C. Head
D. Sucker
E. Proglottis