Entries by Daphne Hanson

Artificially heightened turbidity

Which of the following is not a problem that might be seen in an area with artificially heightened turbidity? 0 limited light is able to get through to lower levels of the water column 0 increased temperature as suspended particulate material absorbs insolation 0 increased sedimentation as streams exceed their load (what they can carry) […]

Deoxyribonucleic acid

Describe the appearance of your Deoxyribonucleic acid. Is its appearance consistent with what you know about the structure ofDeoxyribonucleic acid? Why or why not? Nucleotides are arranged in two long strands that form a spiral called a double helix. The structure of the double helix is somewhat like a ladder, with the base pairs forming […]

Invasive species

Invasive species are? 0 rarely connected with humans in terms of migration through an area 0 also known as endemic species 0 completely non-existent in biologically isolated places such as Australia 0 non-native Species that cause some ecological or economic harm

Dikes and seawalls

The construction of dikes and seawalls to protect against rising seawater and the expansion of agricultural crop production in new areas are both examples of what type of response to anthropogenic climate change? 0 carbon tax 0 mitigation O cap-and-trade O adaptation

Mangrove forests

Mangrove forests are? O damage coral reef systems through competition for space 0 regrow quite quickly in the event of removal 0 support a high amount of biodiversity, including manatees in Florida 0 are found poleward of 30 degrees latitude

Methane in the atmosphere

Methane is released into the atmosphere by: 0 rice paddies and livestock intestinal tracts O aerosol cans and coolants used in refrigeration O fertilizers put onto agricultural fields which combine with oxygen 0 cars, aeroplanes and other forms of transportation

Ice chunks

The name for ice chunks breaking off from an ice sheet is? 0 ice chipping 0 ice dancing 0 ice calving 0 ice shuffling O Icecapades!