Theory

CH6 - PLANT NUTRITION

Fig. 6.1 shows four test-tubes that were set up and left for six hours at a constant warm temperature. Fig. 6.2Hydrogencarbonate indicator (bicarbonat...

2009 Summer

2

Theory

CH6 - PLANT NUTRITION

(a) Fig. 3.1 shows variegated (green and white) leaves on a destarched plant. Part of one of the leaves was covered.(i) The plant was left in bright l...

2012 Summer

2

Theory

CH6 - PLANT NUTRITION

(a) Fig. 3.1 shows variegated (green and white) leaves on a destarched plant. Part of one of the leaves was covered.[Image_1: Fig. 3.1 showing variega...

2012 Summer

2

Theory

CH6 - PLANT NUTRITION

Fig. 7.1 shows a photograph of a section through a leaf. (a) (i) Explain the functions of the cuticle of a leaf..........................................

2011 Summer

2

Theory

CH6 - PLANT NUTRITION

(a) On Fig. 4.1, label a stoma, the cuticle and a vascular bundle. Use label lines and the words 'stoma', 'cuticle' and 'vascular bundle' on Fig. 4.1....

2010 Winter

1

Theory

CH6 - PLANT NUTRITION

(a) Humans need a supply of mineral salts, such as calcium and iron, in their diet. (i) State a role of calcium ions in the human body. .................

2010 Summer

2

Theory

CH6 - PLANT NUTRITION

(a) Define the term photosynthesis.......................................................................................................................

2013 Winter

1

Theory

CH6 - PLANT NUTRITION

(a) (i) Name the process, used by plants, that removes carbon dioxide from the air.[1](ii) State the time of day by which the pepper plants had remove...

2013 Winter

2

Theory

CH6 - PLANT NUTRITION

Fig. 7.1 shows a method of growing tomato plants without soil. The plants are supported above a tank of mineral solution aerated by an air pump.Minera...

2014 Summer

2

Theory

CH6 - PLANT NUTRITION

Fig. 5.1 shows a diagram of a cross-section of a leaf.[Image_1: Diagram of a cross-section of a leaf](a) (i) Identify the parts labelled on Fig. 5.1 a...

2017 Winter

2

MCQ

CH13 - EXCRETION IN HUMANS

Which process removes the waste products of metabolism from the body?

2009 Summer

2

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

According to the binomial system, how should a human be named?

2009 Summer

2

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

Which leaf comes from a monocotyledonous plant?

2009 Summer

2

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows a palisade cell from a leaf.Which labelled structure produces oxygen?

2009 Summer

2

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which structure contains genes?

2009 Summer

3

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows a cross section through two guard cells of a leaf. Which labelled structures would also be found in an animal cell?

2009 Summer

3

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows some cells from the lining of the trachea (windpipe) in the respiratory tract. What is the function of the structures labelled X?

2009 Summer

2

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which structures contain a cell nucleus? [Table_1]

2009 Summer

2

MCQ

CH3 - MOVEMENT IN AND OUT OF CELLS

Which diagram shows the appearance of a plant cell several minutes after it has been placed in a concentrated solution of sugar?

2009 Summer

2

MCQ

CH3 - MOVEMENT IN AND OUT OF CELLS

The dots represent molecules of a gas in four tubes at the beginning of an experiment. In which tube will more molecules move from X to Y than in the...

2009 Summer

2