Theory

CH7 - HUMAN NUTRITION

What is the optimum pH for stomach protease? A. pH 2 B. pH 7 C. pH 9 D. pH 12

2009 Summer

Theory

CH7 - HUMAN NUTRITION

The diagram shows part of a starch molecule.Which diagram shows this molecule after it has been completely digested?A B C D

2009 Summer

Theory

CH7 - HUMAN NUTRITION

The graph shows the relationship between age and weight for boys and girls. At what age does the graph show that girls are heavier than boys? A 3 B...

2009 Summer

Theory

CH7 - HUMAN NUTRITION

Fig. 2.1 shows a villus from the small intestine of a mammal and an enlarged view of a cell from region A.(a) Name regions A, B and C.A .................

2009 Winter

Theory

CH7 - HUMAN NUTRITION

Fig. 2.1 shows a villus from the small intestine of a mammal and an enlarged view of a cell from region A. (a) Name regions A, B and C. A ............

2009 Winter

Theory

CH7 - HUMAN NUTRITION

Which condition can sometimes be prevented by eating plenty of fresh fruit and vegetables?A. bleeding gumsB. brittle bonesC. diabetesD. soft bones

2010 Summer

Theory

CH7 - HUMAN NUTRITION

Which condition can sometimes be prevented by eating plenty of fresh fruit and vegetables?A) bleeding gumsB) brittle bonesC) diabetesD) soft bones

2010 Summer

Theory

CH7 - HUMAN NUTRITION

Which condition can sometimes be prevented by eating plenty of fresh fruit and vegetables?A. bleeding gumsB. brittle bonesC. diabetesD. soft bones

2010 Summer

Theory

CH7 - HUMAN NUTRITION

What does the digestion of starch produce?A. fatty acidsB. glucoseC. mineral saltsD. water

2010 Winter

Theory

CH7 - HUMAN NUTRITION

Which type of tooth is used for crushing food?

2010 Winter

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The diagram illustrates some of the processes carried out by living organisms. Which characteristic of living organisms is represented by arrow X? ...

2015 Summer

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

What is a correct way of naming a species, according to the binomial system? A. Homo sapiens B. Homo Sapiens C. human being D. sapiens

2015 Summer

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The diagram shows four arthropods.[Image_1: Diagram of Pediculus ×20, Anopheles ×10, Dermacentor ×7, Carcinus ×0.5]How many of these arthropods ar...

2015 Summer

Theory

CH4 - BIOLOGICAL MOLECULES

The key can be used to distinguish between four different chemical substances. Use the key to identify which substance could be a protein. 1 contain...

2015 Summer

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows two guard cells from a leaf.Which labelled part would also be found in liver cells?

2015 Summer

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows part of a leaf in cross-section.Structures X and Y are both part of the sameA. cell.B. organ.C. tissue.D. vessel.

2015 Summer

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows a plant cell. Which features show that it is a plant cell?A It has a cell wall and a vacuole.B It has a nucleus and cytoplasm.C It h...

2015 Summer

Theory

CH8 - TRANSPORT IN PLANTS

In a section through a plant, a student found a group of long, microscopic structures. The structures lacked end walls, cytoplasm and nuclei.Which ide...

2015 Summer

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows a specialised cell cut in half. What does this diagram indicate about the structure of this cell?A The cell has a cell wall.B The ...

2015 Summer

Theory

CH6 - PLANT NUTRITION

How do carbon dioxide and oxygen move in and out of a mesophyll cell?A. active transportB. diffusionC. respirationD. transpiration

2015 Summer