Ponds Samenvattingen, Aantekeningen en Examens

Why did amphibians move to land? - Unexploited food and niches - aquatic niches occupied - Lack of large terrestrial predators - Low O2 in warm water - unlimited O2 on land What are the three main diversifications of reptile and amphibian phylogeny? When did they begin to diversify? Ichthyostega - Paleozoic Devonian Leptospondyli - Paleozoic Carboniferous Temnospondyli - Paleozoic Carboniferous What was the name of the radiation that created the groups of amphibians we see today? When wa...

Inspector Chapter 11 Test Questions with Complete Solutions What is used to indicate a hydrant's ownership and flow capacity? Select one: a. Size b. Location c. Paint d. Design C Before beginning a flow test, an inspector should verify that the air chamber on the pitot tube is: Select one: a. full of air. b. completely closed. c. drained. d. full of water. C Which basic water supply system component includes lakes, reservoirs, and ponds? Select one: a. Treatmen...

Distribution systems are usually laid out in which of the following patterns besides Tree shaped and Grid designs? a. Loops and/or circular designs b. Vertical designs without backflow prevention devices c. Horizontal lines that flow into open ponds then back into a closed pipe d. Horizontal lines that flow into underground sumps then back into a closed pipe - a. Loops and/or circular designs Dead ends in a system are usually located on a. Loops and/or circular designs b. Tree shaped an...

Fill in the blanks to complete the definition of "plankton" The collective of_________that are_________to spend part or all of their lives in apparent_________in the open water of the sea, of lakes, ponds and rivers. - ANSWER 1. organisms 2. adapted 3. suspension Approximately what fraction of global primary production is attributed to phytoplankton? - ANSWER 50% What portion of global primary production is attributed to cyanobacteria? - ANSWER 25% What portion of global prima...

WGU C190 Pre-Assessment Questions and answers, 100% Accurate, VERIFIED. Which item would be classified as biotic? -light -wind -temperature -fungus - -fungus Which item is an atom? -carbon dioxide -nitrogen -sucrose -methane - -nitrogen Largemouth bass have recently been introduced into ponds that previously did not contain any large, predatory fish. Which adaptation would help the existing population of small, prey species of fish avoid predation from the largemouth bass? -f...

tx wwtp b license Exam Questions And Answers each person contributes about _______ pounds of BOD daily - ANS 0.17 a ladder must be within ______ feet of anyone in a trench - ANS 25 Examples of point source discharges include which of the following - ANS Municipal, industrial, and agricultural wastewater treatment facilities Protecting Texas water from contamination requires which of the following of wastewater - ANS Collection and transportation to treatment, treatment tha...

Iowa Commercial Pesticide Applicators: Aquatic Pest Control (Category 5)C1: Describe the value of plants in aquatic ecosystems - correct answer They are primary producers in the aquatic food chain, produce oxygen, provide shelter & sites for spawning, can dampen the force of waves, use nutrients & improve water clarity, stabilize the bottom material C1: Identify specific problems caused by aquatic weeds - correct answer 1) Restriction of recreational activities, 2) foul taste & odor, 3) hinde...

What are some of the basic principles of Integrated pest management? 1.) PREVENTION: Produce healthy plants that resist plants: (Selecting healthy plants, using certified seed, providing good growing conditions, and making a good match between the plant and the site) 2.) MONITOR AND IDENTIFY THE PEST: Identify the problem: (Finding out whether the damage to a particular plant is caused by a pest or by an environmental condition such as freezing or drought and always determine the exact pest th...

Ag Associate Certification Exam With Verified Answers T/F- Agriscience refers to the application of high technology to agriculture True T/F Farming and ranching account for more than half of the jobs in agriculture False T/F- Aquaculture means the study of freshwater, such as lakes or ponds. False T/F- In the United States, the percentage of annual income spend for food has tended to increase. False T/F- Wildlife, trees, and fish are examples of renewable natural resour...

Iowa Commercial Pesticide Applicators: Aquatic Pest Control (Category 5)C1: Describe the value of plants in aquatic ecosystems - correct answer They are primary producers in the aquatic food chain, produce oxygen, provide shelter & sites for spawning, can dampen the force of waves, use nutrients & improve water clarity, stabilize the bottom material C1: Identify specific problems caused by aquatic weeds - correct answer 1) Restriction of recreational activities, 2) foul taste & odor, 3) hinde...