Soils & Crop Growth (Cambridge (CIE) IGCSE Environmental Management): Exam Questions

Exam code: 0680

12 mins8 questions
1
1 mark

Figure 1.1 shows data collected at a farm in Finland.

Combined bar-and-line chart for a farm in Finland: bars show mean monthly precipitation in mm (left axis, 0 to 100) and the line shows mean monthly temperature in °C (right axis, -10 to 20), January to December.
Figure 1.1

Identify the month with the highest mean monthly precipitation.

2
1 mark

Figure 1.1 shows data collected at a farm in Finland.

Combined bar-and-line chart of Finland’s monthly precipitation and temperature. Precipitation bars (millimetres) are Jan 44, Feb 32, Mar 36, Apr 34, May 35, Jun 54, Jul 79, Aug 81, Sep 64, Oct 64, Nov 60, Dec 52.
Figure 1.1

State the number of months with a mean monthly precipitation less than 60 mm.

3
2 marks

Figure 1.1 shows data collected at a farm in Finland.

Combined bar-and-line chart of Finland’s monthly precipitation and temperature. Precipitation bars (millimetres) are Jan 44, Feb 32, Mar 36, Apr 34, May 35, Jun 54, Jul 79, Aug 81, Sep 64, Oct 64, Nov 60, Dec 52.
Figure 1.1

Calculate the annual temperature range for this farm.

4
2 marks

Figure 1.1 shows data collected at a farm in Finland.

Combined bar-and-line chart of Finland’s monthly precipitation and temperature. Precipitation bars (millimetres) are Jan 44, Feb 32, Mar 36, Apr 34, May 35, Jun 54, Jul 79, Aug 81, Sep 64, Oct 64, Nov 60, Dec 52.
Figure 1.1

Sorghum is a crop plant. Sorghum needs a growing season of four months.

Sorghum seeds need a minimum temperature of 12 °C to start to grow.

Sorghum plants need a minimum temperature of 15 °C to grow into a crop that can be harvested.

Suggest why sorghum is not a suitable crop to grow on the farm in Finland.

Use Figure 1.1 to support your answer.

5
1 mark

A scientist investigates soils.

Pie chart showing soil composition: mineral particles are grey, water is dotted, gases are unshaded, and X is a small diagonally hatched sector near the top. The key labels all four categories.
Figure 3.1

Figure 3.1 shows the composition of a soil.

Identify the component of the soil labelled X.

6
1 mark

A scientist investigates soils.

Figure 3.1 shows the composition of a soil.

Pie chart showing soil composition: mineral particles are grey, water is dotted, gases are unshaded, and X is a small diagonally hatched sector near the top. The key labels all four categories.
Figure 3.1

Determine the percentage of the soil that is mineral particles.

7
1 mark

A scientist investigates soils.

Figure 3.1 shows the composition of a soil.

Pie chart showing soil composition: mineral particles are grey, water is dotted, gases are unshaded, and X is a small diagonally hatched sector near the top. The key labels all four categories.
Figure 3.1

Calculate the percentage of the soil that is pore space.

8
3 marks

A scientist investigates soils.

Explain why the gas content of a soil is important for plant growth.