INTERNATIONAL BACCALAURÉAT BACHILLERATO c BACCALAUREATE INTERNATIONAL INTERNACIONAL N02/460/S(2)M+ MARKSCHEME November 2002 ENVIRONMENTAL SYSTEMS Standard Level Paper 2 10 pages –5– N02/460/S(2)M+ Subject Details: Environmental Systems SL Paper 2 Markscheme General A markscheme often has more specific points worthy of a mark than the total allows. This is intentional. Do not award more than the maximum marks allowed for part of a question. When deciding upon alternative
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of that particular finch changed from eating insects to eating seeds‚ so it allowed the two finches to coexist in the same ecosystem. 4. The levels of ecological organization are: 1) Organism 2) species 3) population 4) community 5) ecosystem 6) biomes 7) biosphere 5. 1. Competition-Organisms struggle‚ fight or search for the same basic needs and becomes more intense when basic needs become limited. Normally‚ they will compete for shelter‚ nesting sites‚ food‚ sunlight‚ minerals‚ and breeding partners
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1. 2. carrying capacity the maximum number of a species or “load” that can be sustainably supported by given environment. k and r strategist reproduction K-Strategists (human)– species that are slow growing and produce few‚ large offspring that mature slowly R-Strategists (oyster)– species that grow and mature quickly and produce many small offspring R- and K- selection theory suggests that natural selection may favour individuals with a high reproductive rate and rapid development over
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Winter temperature average around 0 degrees Celsius and in the summer the average is around 35 degrees Celsius. | Birds and insects | Tundra | Precipitation averages from 20 to 60 cm annually in arctic tundra and up to or more than 100 cm annually in alpine tundra. Winters are long and cold and averages somewhere around -30 degrees Celsius summers are short with low temperatures normally less than 10 degrees Celsius. | Large grazing musk oxen‚
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Madagascar d. Tasmania e. Congo Species found in only one place on Earth are called ________ species. a. hot spot b. native c. exotic d. keystone e. endemic ____________ are the driest of all terrestrial biomes. a. Deserts b. Temperate grasslands c. Savannas d. Coniferous forests e. Tundra When a nipple is placed in a newborn baby’s mouth‚ the infant will immediately begin to suckle. This is an example of ____________. a. imitation b. innate behavior c. imprinted behavior d. Habituation e. Learning
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While venturing through the uncharted trying to find a source water‚ know that consuming food does cause the need for water to increase exponentially. While digesting foods‚ the body demands some form of liquids to form and move stool throughout the body; in consuming foods‚ the body now needs water to replenish and rejuvenate its cells and to assist and perform food digestion (“The Only 4 Things You Need to Survive in the Wild.”). If water becomes a very scarce commodity‚ make sure to avoid eating
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PARTIAL AWARD OF THE DEGREE OF BACHELOR OF EDUCATION (ARTS) WITH IT QUESTIONS ANSWERED: 5. Citing specific examples‚ discuss the physiological‚ morphological‚ behavioral and anatomical adaptative traits of biomes in: a) ASAL ecosystems and b) Tundra ecosystems. 1. Critically examine the relevance of the theory of natural selection in biogeographical studies. DATE: AUGUST‚ 2011. ARID AND SEMI-ARID LANDS ECOSYSTEMS Introduction The deserts of
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Hawaii‚ Greenland‚ the Canary Islands‚ and others. "Common ravens prefer open landscapes and most other habitats except rainforests‚" (Espinosa). These aerial windbreakers can be found in temperate and terrestrial habitats. The land biomes they live in includes: the tundra; taiga; desert or dune‚ grassland or savanna; forests and scrub
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AP Biology Summer Assignment Chapter 50.1: An Introduction to Ecology and the Biosphere Ecology is the scientific study of how organisms interact with the environment. When studying Ecology scientists want to know‚ where organisms live‚ why they live there‚ and how many are there. Ecology and environmental biology both stem from Darwin’s interest and observations upon the distribution of organisms and how they adapted to their specific environment. Darwin concluded that the environment interacting
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Outline Purpose: To promote the use of technology and computer games in Education Audience: Children And Adults ages 7+ Tone: Informational Point Of View: Third Person Thesis Statement: The video game Minecraft can be used as an educational tool to further the students understanding of the core tenants of geography. I. Introduction of what MInecraft is and how it works. A: What it is about 1. what it does the purpose B: How it works 1. How Minecraft is an educational video game. II
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