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

Which characteristic is shown when a person smells a gas in the air?A excretionB movementC respirationD sensitivity

2011 Summer

2

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The diagram shows four arthropods.[Image_1: Four illustrations labeled Pediculus ×20, Anopheles ×10, Dermacentor ×7, Carcinus ×0.5]How many of the...

2011 Summer

1

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

An organism has dry scales covering its body. To which vertebrate group does it belong? A: amphibian B: fish C: mammal D: reptile

2011 Summer

2

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The diagram shows an animal. Use the key to identify the animal.1 has legs .......................... go to 2 has no legs ...................... go ...

2011 Summer

2

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows four specialised cells.Which feature is not common to all of these cells?A. cell membraneB. cytoplasmC. diploid number of chromosome...

2011 Summer

1

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows a plant cell.Which labelled structures are found in plant cells but not in animal cells?A P and QB Q and RC R and SD S and T

2011 Summer

2

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows another plant cell.Which feature shows that it is a palisade cell?A a large nucleusB a large vacuoleC a thick cell wallD many chloro...

2011 Summer

2

Theory

CH6 - PLANT NUTRITION

Which structures are adapted for supporting a plant?A. phloem tissuesB. root hair cellsC. stomataD. xylem vessels

2011 Summer

2

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which describes the structure and function of a red blood cell? [Table_1]

2011 Summer

2

Theory

CH3 - MOVEMENT IN AND OUT OF CELLS

Boiling potatoes destroys their cell membranes. A peeled, boiled potato strip is placed in a concentrated solution of salts.What takes place?[Table_1]...

2011 Summer

2