Theory

CH13 - EXCRETION IN HUMANS

Which process removes the waste products of metabolism from the body? A. excretion B. nutrition C. reproduction D. respiration

2009 Summer

Theory

CH13 - EXCRETION IN HUMANS

The diagram shows a kidney and its blood vessels. In a healthy person, which structures transport glucose?A artery onlyB artery and ureterC artery ...

2009 Summer

Theory

CH13 - EXCRETION IN HUMANS

Blood passes through the kidney and some substances leave the blood as filtered liquid. From this liquid certain substances are reabsorbed back into t...

2009 Winter

Theory

CH13 - EXCRETION IN HUMANS

Blood passes through the kidney and some substances leave the blood as filtered liquid. From this liquid certain substances are reabsorbed back into t...

2009 Winter

Theory

CH13 - EXCRETION IN HUMANS

(a) Use label lines and the letters P, Q and R to identify the areas in the tubule shown in Fig. 4.1. P where blood is filtered, Q where glucose is re...

2009 Winter

Theory

CH13 - EXCRETION IN HUMANS

Which organ produces urea?A. bladderB. kidneyC. liverD. pancreas

2010 Summer

Theory

CH13 - EXCRETION IN HUMANS

Which organ produces urea? A. bladder B. kidney C. liver D. pancreas

2010 Summer

Theory

CH13 - EXCRETION IN HUMANS

Which organ produces urea?A. bladderB. kidneyC. liverD. pancreas

2010 Summer

Theory

CH13 - EXCRETION IN HUMANS

Which substance is lost from the body by the kidneys, lungs and skin? A. carbon dioxide B. excess ions C. urea D. water

2010 Winter

Theory

CH13 - EXCRETION IN HUMANS

Which substance is lost from the body by the kidneys, lungs and skin?A. carbon dioxideB. excess ionsC. ureaD. water

2010 Winter

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

A living organism, X, can make its own food, get rid of toxic materials and detect and respond to stimuli. What other four processes must organism X ...

2012 Summer

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

Which group of organisms has the following features?• three pairs of jointed legs• three-part segmented body• one pair of antennaeA arachnidsB c...

2012 Summer

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The table shows some characteristics of four different vertebrates.Which vertebrate is a reptile?[Table_1] Table-1: | | fins | legs | scales | hair ...

2012 Summer

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The diagram shows a fish. Use the key to identify the fish.1. black stripe across the eye ................................. go to 2    ...

2012 Summer

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows a student's drawing of guard cells. Which label is not correct? [Image_1: Diagram with labels] A. chloroplast B. cytoplasm C. sto...

2012 Summer

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows a liver cell. Which structure is found in a palisade cell that is not present in this liver cell?A cell membraneB chloroplastC cytop...

2012 Summer

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which diagram shows a plant cell? [Image_1: A - Neuron, B - Plant Cell, C - Sperm Cell, D - White Blood Cell]

2012 Summer

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which statement about cells or tissues, is correct? A Cells in the respiratory tract are long and thin. B Muscle cells are biconcave. C Red blood c...

2012 Summer

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Why do some root cells have root hairs?A for the maintenance of the temperature of the cell sapB to increase the surface area of the cellsC to increas...

2012 Summer

Theory

CH3 - MOVEMENT IN AND OUT OF CELLS

Which structures must be present in a cell for osmosis to take place?A. cell (sap) vacuole and cell wallB. cell wall and cell membraneC. chloroplast a...

2012 Summer