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

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The diagram shows a leaf on a plant. Which characteristic of life is represented by this diagram?

2019 Summer

2

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The diagram shows how Homo sapiens (modern people) could have evolved from earlier ancestors. Which statement about modern people and their ancesto...

2019 Summer

3

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The diagram shows an insect. What is the insect?1. insect has no wings ....................................... go to 2   insect has win...

2019 Summer

2

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which features are possessed by all plant cells? [Table_1]

2019 Summer

3

MCQ

CH7 - HUMAN NUTRITION

Which organ is part of the digestive system?

2019 Summer

1

MCQ

CH3 - MOVEMENT IN AND OUT OF CELLS

The diagram shows a test-tube containing clear jelly. A drop of blue ink is injected into the middle of the jelly. The blue colour of the ink sprea...

2019 Summer

1

MCQ

CH3 - MOVEMENT IN AND OUT OF CELLS

The apparatus shown was set up.Some hours later, the water in the beaker had turned blue, and the liquid in the glass tube had moved upwards.Which pro...

2019 Summer

2

MCQ

CH4 - BIOLOGICAL MOLECULES

Four solutions were tested to see whether they contained protein, starch or glucose.The colours of the solutions after the tests are recorded in the t...

2019 Summer

2

MCQ

CH4 - BIOLOGICAL MOLECULES

Small molecules are used as the basic units in the synthesis of large food molecules.Which statement is correct?

2019 Summer

3

MCQ

CH5 - ENZYMES

Which graph shows the effect of pH on enzyme activity?

2019 Summer

3