Theory

CH16 - REPRODUCTION

The diagram shows a developing human fetus within the uterus. What is a main function of X? A passing faeces to the mother B passing oxygen to th...

2011 Summer

1

Theory

CH16 - REPRODUCTION

Fig. 3.1 shows a fetus in the uterus immediately before birth.[Image_1: A fetus in the uterus labeled with amniotic fluid, amniotic sac, placenta, umb...

2011 Summer

2

Theory

CH16 - REPRODUCTION

The diagram shows a pod from a pea plant. Which line correctly shows the path that was taken by a pollen tube to an ovule? [Image_1: Diagram of a pe...

2011 Summer

2

Theory

CH16 - REPRODUCTION

Which process does not involve an increase in dry mass?A a bacterium getting larger before it dividesB a fetus developing inside the uterusC a green s...

2011 Summer

2

Theory

CH16 - REPRODUCTION

The table lists some processes which take place during reproduction in flowering plants and mammals. Which row is correct? [Table_1]

2012 Winter

2

Theory

CH16 - REPRODUCTION

The diagram shows four flasks which were set up to investigate the conditions needed for germination.In which experiment will the seeds germinate most...

2011 Summer

1

Theory

CH16 - REPRODUCTION

Fig. 1.1 shows a flowering shoot of tiger lily, Lilium tigrinum.(a) State the name of the genus of the tiger lily. ......................................

2011 Winter

2

Theory

CH16 - REPRODUCTION

The graph shows changes in the thickness of the uterus lining of a woman.What happens each time at X?A fertilisationB implantationC menstruationD ovul...

2012 Winter

1

Theory

CH16 - REPRODUCTION

What crosses the placenta from fetal blood to maternal blood in larger quantities than from maternal blood to fetal blood? A amino acids B carbon di...

2009 Summer

1

Theory

CH16 - REPRODUCTION

Fig. 3.1 shows a human egg cell and a human sperm cell.(a) (i) What is the name given to the release of eggs from the ovary?.............................

2010 Summer

2

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

2

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

1

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

2

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

2

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

2

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

2

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

2

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

2

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

2

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

1