Neco Biology Past Questions and Answers

Question 71:

• NECO 2001

The cell organelle, from which spindle fibers originate during cell division in animal cells is known as ____________

A. Centrosome
B. Chromosome
C. Leucoplast
D. Lysosome
E. Ribosome

Question 72:

• NECO 2001

Which part of the brain regulates and co-ordinates muscular movements?

A. Cerebellum
B. Cerebrum
C. Hypothalamus
D. Medulla oblongata
E. ThaIamus

Question 73:

• NECO 2001

Bacteria; which derive energy by oxidizing certain inorganic compounds, are said to be ____________

A. Chemosynthetic
B. Holozoic
C. Parasitic
D. Photosynthetic
E. Saprophytic

Question 74:

• NECO 2001

Which is the most ecologically viable method of insect pest control?

A. Draining all stagnant pools of water
B. Eliminating one of the development stages of the insect
C. Employing a lot of labourers to physically handpick the insect pests
D. Erecting physical barriers against insect pests
E. Using stronger insecticides which can kill a greater number of insect.

Question 75:

• NECO 2001

Which is NOT an effect of the food shortage on a population?

A. Cannibalism
B. Competition
C. Increase in mortality
D. Increase in natality
E. Migration