Theory

CH6 - PLANT NUTRITION

Some plants digest insects and use the nutrients for growth. What must these plants produce to digest the insects?A acidsB alkalisC enzymesD hormo...

2012 Winter

5

Theory

CH6 - PLANT NUTRITION

(a) Write a balanced equation for photosynthesis using symbols. .........................................................................................

2011 Summer

1

Theory

CH6 - PLANT NUTRITION

Which cell type contains the most chloroplasts? A. palisade mesophyll B. phloem C. spongy mesophyll D. xylem

2009 Summer

2

Theory

CH6 - PLANT NUTRITION

What is formed first in a leaf as a result of photosynthesis?A. celluloseB. proteinC. starchD. sugar

2011 Summer

1

Theory

CH6 - PLANT NUTRITION

A student measured the uptake and release of carbon dioxide from a plant during 24 hours. It was a very bright, sunny day between sunrise and sunset.F...

2010 Summer

2

Theory

CH6 - PLANT NUTRITION

(a) *H. orientalis* is a dicotyledonous plant. State three features visible in Fig. 6.1 that show it is a dicotyledonous plant. 1. ....................

2011 Summer

1

Theory

CH6 - PLANT NUTRITION

The roots of plants take up nitrates from the soil. What are the nitrates used to make?A fatB glucoseC proteinD starch

2011 Winter

3

Theory

CH6 - PLANT NUTRITION

The diagram shows a section through a leaf.Which cell type absorbs the most carbon dioxide during the day?

2009 Winter

1

Theory

CH6 - PLANT NUTRITION

Which element is found in a molecule of chlorophyll? A calcium B iron C lead D magnesium

2009 Winter

2

Theory

CH6 - PLANT NUTRITION

The diagram shows a cell with groups of bacteria around its edge.The bacteria move to areas of high oxygen concentration.Which process in the cell cau...

2012 Summer

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 ancestors...

2019 Summer

1

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The photomicrograph shows part of an animal cell.What is the structure labelled X?

2019 Summer

2

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

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

2019 Summer

2

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows part of the skin. What is the correct level of organisation for the skin?

2019 Summer

2

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 spreads t...

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 pr...

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

2

MCQ

CH5 - ENZYMES

The diagrams show a protease enzyme catalysing the breaking of part of a protein molecule into smaller pieces.Which diagram has three correct labels?

2019 Summer

2