Excretion - Jamb Biology Past Questions and Answers

Question 56:

• JAMB 2015

The basic functional unit of the kidney is the

A. Nephron
B. Bowman’s capsule
C. Glomerulus
D. Loop of henle

Question 57:

• JAMB 2016

Which of the following organs regulates the levels of water. salts, hydrogen ions, and urea in the mammals?

A. Kidney
B. Colon
C. Bladder
D. Liver

Question 58:

• JAMB 2017

The flame cells are used for excretion in

A. Fluke
B. Nematode
C. Bacteria
D. Volvox

Question 59:

• JAMB 2018

Which of the following groups of organisms has kidney as the excretory organ?

A. Fishes, amphibians, birds, man
B. Fishes, amphibians, annelids, insects
C. Fishes, reptiles, birds, tapeworm
D. Fishes, protozoans, amphibians, man

Question 60:

• JAMB 2019

Which organ removes the largest quantity of water from the blood?

A. Lung
B. Skin
C. Kidney
D. Intestine