12B Environmental Science - February 2021

Which of the following statements refers to an effective practical investigation? Three boxes needed

• At least 10% of the area sample

• Use bias when selecting sampling sites

• Change equipment regularly

• Random choice of sampling sites

• Same time of year and same time of day

What does the Lincoln Index measure?

• Population size

• Species diversity

• Habitat diversity

• Genetic diversity

Which gases were present in the Earth's early atmosphere? Four boxes needed

• Carbon dioxide

• Oxygen

• Ammonia

• Nitrogen

• Methane

Which of the following is not a property of water?

• Anomalous expansion on freezing

• Universal solvent

• Low specific heat capacity

• Transport medium

Which of the following processes is the loss of water from the leaves of plant?

• Evaporation

• Transpiration

• Interception

• Infiltration

Which of the following are greenhouse gases? Three boxes needed

• Sulphur dioxide

• Carbon dioxide

• Methane

• Stratospheric ozone

• CFCs

What is the function of the Earth's magnetic fields?

• To maintain a stable temperature for enzyme action

• To give rise to the four seasons

• To maintain the existence of liquid water

• To deflect solar radiation.

What do we call water that flows over the ground surface rather than soaking in?

• runoff
• discharge
• recharge
• tributary

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

Water supply to the reservoir should be the following:

• irregular and small in volume with cold climate

• regular and small in volume with a dry climate

• irregular and large in volume with a hot climate

• regular and large in volume with a cold climate

The percentage of a rocks total volume that is taken up by pore space is the:

• permeability

• recharge

• aquifer

• porosity