Post Utme Biology Past Questions and Answers

Question 341:

Blood in mammals transport oxygen because it contains the pigment called ____________

A. Haemoglobin
B. Hacmocyanin
C. Haemoerythrin
D. Melanin

Question 342:

Which of the following is not an adaptation of the small intestine for absorption of digested food?

A. Villi are well supplied with blood and lymph vessels
B. Small intestine leads into the large intestine
C. Villi are numerous and thin-walled
D. Small intestine has large surface area

Question 343:

The translocation of food materials in plants takes place in the ____________

A. Xylem
B. Cambium
C. Phloem
D. Parenchyma

Question 344:

Pest can be controlled without the subsequent danger of polluting the ecosystem by ____________

A. Introducing a population of species similar to that of the pest
B. Increasing the population of the natural enemies of the pest
C. Eliminating the natural enemies of the pest
D. Keeping the population of the natural enemies of the pest constant

Question 345:

The activities of an organism which affect the survival of another organism in a habitat can be described as ____________

A. Abiotic factors
B. Edaphic factors
C. Climatic factors
D. Biotic factors