Neco Biology Past Questions and Answers

Question 341:

• NECO 2009

Plants use Nitrogen in the form of ____________

A. Ammonia
B. Ammonium
C. Nitrates
D. Nitrites
E. Urea

Question 342:

• NECO 2009

Digested food is carried from small intestine to the liver by the ____________

A. Hepatic artery
B. Hepatic portal vein
C. Hepatic vein
D. Inferior vena cava
E. Superior vena cava

Question 343:

• NECO 2009

The following processes release carbondioxide into the atmosphere EXCEPT

A. Combustion
B. Decomposition
C. Putrefaction
D. Respiration
E. Transpiration

Question 344:

• NECO 2009

The topmost layer of a typical soil profile is ____________

A. Clay
B. Coarse sand
C. Fine sand
D. Gravel
E. Humus

Question 345:

• NECO 2009

Which of these is NOT part of a seed?

A. Cotyledon
B. Embryo
C. Endosperm
D. Pericarp
E. Testa