Respiration - Jamb Biology Past Questions and Answers

Question 46:

• JAMB 2015

Gaseous exchange in the lungs takes place in the

A. Alveoli
B. Bronchi
C. Bronchioles
D. Trachea

Question 47:

• JAMB 2015

In eukaryotic cells,cellular respiration takes place in the

A. Nucleus
B. Cytoplasm
C. Centrioles
D. Mitochondrion

Question 48:

• JAMB 2016

The sequence of the one-way gaseous exchange mechanism in a fish is

A. Gills ⇢ operculum ⇢ mouth
B. Mouth ⇢ gills ⇢ operculum
C. Mouth ⇢ operculum ⇢ gills
D. Operculum ⇢ mouth ⇢ gills

Question 49:

• JAMB 2017

The most efficient respiratory structure used by free living protozoan is ________

A. Body surface
B. Gills
C. Buccal cavity
D. Spiracle

Question 50:

• JAMB 2019

In plants, respiration occurs in

A. The stomata and lenticel only
B. Mesophyll cells only
C. All living cells
D. The root only