Biology 2005 Neco Past Questions and Answers

Question 1 :

• NECO 2005

Autotrophs include all the following EXCEPT

A. Chemosynthetic bacteria
B. Diatoms
C. Green plants
D. Phytoplankton
E. Zooplankton

Question 2 :

• NECO 2005

Which of these statements best defines pyramid of energy?

A. Energy flow from one tropic level to another
B. Energy flow from one habitat to another
C. The amount of energy in a given area
D. The loss of energy from one organism to another
E. The rate of energy flow in an area

Question 3 :

• NECO 2005

Dry, horny scales in reptiles help them to ____________

A. Carryout gaseous exchange
B. Escape from predator
C. Facilitate movement
D. Look for mating partners
E. Prevent water loss.

Question 4 :

• NECO 2005

The process which reduces the nitrogen content of the soil is ____________

A. Ammonification
B. Denitrification
C. Nitrogen fixation
D. Nitrification
E. Putrefaction

Question 5 :

• NECO 2005

Birds excrete nitrogenous wastes in form of ____________

A. Ammonia
B. Sweat
C. Urea
D. Uric acid
E. Urine