Jamb Biology 2019 Past Questions and Answers

Question 126:

• JAMB 2019

Which of the following statement is correct about Southern Guinea Savanna in Nigeria

A. It is the largest of all the biotic community in Nigeria
B. It has plants species like Iroko, Opepe etc
C. It has plants species like Iroko, Opepe etc
D. It has no trees

Question 127:

• JAMB 2019

In an ecosystem, the organism which changes light energy into stored chemical energy is the

A. Consumer
B. Producer
C. Decomposer
D. Carnivore

Question 128:

• JAMB 2019

In the theory of use and disuse Lamarck proposed that evolution occurred because of the following except

A. There is natural selection of offspring
B. There is great changes in the environment
C. Organism develop specialised characters
D. The characters are inheritable

Question 129:

• JAMB 2019

The basis of growth involves the following processes except

A. Cell reduction
B. Cell division
C. Cell enlargement
D. Cell differentiation

Question 130:

• JAMB 2019

Which of the following organs can be considered vestigial in humans but functional in other mammals

A. The liver
B. Appendix
C. Rectum
D. Stomach