Plants in the desert - Study guides, Class notes & Summaries

________ Inheritance refers to any tree that is controlled by more than one gene. - -Polygenic A desert ecosystem includes grasses, mice, snakes, and hawks. As you move up the energy pyramid in this ecosystem, each level has______ energy than the one below. - -Less A female human has what chromosomes? - -Two X chromosomes A gene Is a section of DNA within a chromosome that codes for a what? - -Specific proteins A maple tree produces male and female flowers. Which term best describes the ...

2 © OCR 2023 Ecosystems of the Planet 1 (a) Look at the table below, which shows climate data for a hot desert ecosystem. Climate data for a hot desert ecosystem Months Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Rainfall (mm) 6 5 4 2 1 0 0 0 0 1 3 6 Average Temperature (°C) 19 15 (i) State the mode for the rainfall data. ...................................................................................................................................... [1] (ii) Calculate ...

Ducks Unlimited Final Tests Questions and Answers Already Passed Tillage is primarily used for which of the following? Control weeds and aerate soil How much of the earth's land surface is covered with grasslands? 20 to 40 percent Select all the services grasslands provide Provide very important habitat for wildlife Filter runoff from precipitation Build deep and rich soils Store carbon dioxide from the atmosphere Grasslands typically exist between which of the following? Fore...

Bone is composed primarily of which inorganic material? a. calcium b. phosphorus c. collagen d. potassium - Calcium Calcium is the most abundant mineral found in bones, as well as in the entire body. Which of these is a biome? a. desert b. cornfield c. hear of bison d. beehive - Desert A biome is a large ecological community that includes specific plants and animals, such as a desert. Which planet orbits closest to Earth?a. Mercury b. Venus c. Jupiter d. Saturn - Venus Venus's ...

The editor rejected the illustrations saying the color was too drab. The illustrations lacked -Contrast -Detail -Variation -Luster - Answer-Luster The lawyer found the witness's testimony assailable from certain angles. Assailable means -Morbid -Hollow -Rescindable -Vulnerable - Answer-Vulnerable Anna was invariably late for her classes. Invariably means -Never -Rarely -Occasionally -Constantly - Answer-Constantly The association of a roadrunner to a coyote is that the coyote -H...

UNIT-I ENVIRONMENT, ECOSYSTEMS AND BIODIVERSITY PART – A 1. What is meant by ecology? Ecology is study of interactions among organisms or group of organisms with their environment. 2. What is meant by ecosystem? A group of organisms interacting among themselves and with environment. 3. List various types of ecosystem. Forest ecosystem, grassland ecosystem, desert ecosystem and lake ecosystem. 4. List out the structural components of ecosystem. The structural components of e...

Compare and contrast the different types of biomes. correct answers *Tropical Rainforest* - high temperatures (average 26 C ) - high rainfall (over 2500 mm yr -1) - near the equator - high light levels throughout the year - high rates of NPP throughout the year - high diversity of animals and plants *Desert* - dry areas which are usually hot in the day and cold in the night, - there are tropical, temperate and cold deserts. - about 30 degree of north or south of the equator. - W...

2 examples of changes in global N cycle caused by humans + why problematic - 1. Runoff from agricultural areas causes dead zones - EX: parts of the ocean with no oxygen so nothing can live in it 2. Acid rain due to emissions from power plants—affects soils negatively 3 major forest formations (tree type, precipitation, temperature, and water balance) - 1. Tropical and subtropical rainforest - Evergreen trees - Positive water balance - High annual rainfall and temperatures (because they...

1. Additions: precip, organic matter, nutrients 2. Transformation: organic matter to humus. Primary (unaltered rock) to secondary minerals (chemically altered, original rock not apparent) by chemical change, dissolution and reprecipitation and biological change. 3. Translocation: Eluviation, Illuviation. 4. Losses: erosion: Leaching. - Soil formation process 1. Cation exchange capacity (CEC): the ability of soil colloids to exchange cations between the surface and the soil solution. This ...

Which of the following best describes a pioneer species? - The first species to colonize an area in primary succession Which of the following best describes respiration? - Intake of oxygen to convert glucose to energy Which of the following does NOT conduct nitrogen fixation? - Humans Where is the phosphorus cycle primarily conducted? - In soil and plants Which of the following is NOT a category of wetland biome? - Tropical In what year was the Clean Water and Air Act created? - 1...