1. Which of the following could be 0a a d du.(eo9pgzm25hsvhv,; part of the description of a forest habitat on a mo.ep v h25 aodmz0u, (v9adgh;suntain?
I. The community in the forest.
II. The population of a species.
III. The annual mean rainfall.
IV. The location of the mountain range

  2. Which of the following are conditions) t/4jxzq/r :muc fj2:tewo3 v required for coral reef formation in an ocea e 4vt3/u)q:/tj:2jwxcorf zmn?
I. Appropriate salinity of the water.
II. The presence of coral grazing species.
III. The annual mean temperature of the ocean between 22 and 27°C.
IV. The depth of the water allows sunlight to reach the reef.

  3. Which one of the following is a correct feature of a tundra biome bupr/,tuep -1ftq dn41 ct not for a taig ,/pen 1qt-udfc4p1tra biome?

  4. What is the best description of the limv-i klu*l6gikje2)p 7its of tolerance of a species?

(a) Divided leaves

(b) Low stomatal densit3rw0p1*bmk j syu/bn)y

(c) Leaves at the top of tall stemsvof:e9 ,m5s9. whp kxw.

(a) List the two abiotic factors that are the determinants of the type jn-ju;a y/p0zof terrestr 0znp/ j;ya-ujial biome.

(b) Suggest one example 5ed 3k5 dtpx5bof an area occupied by one these biomes that may change due to global warming. Suggest pd5ed3x5 5btka reason why this change may happen.

7. Borislava is an ecoloix9e.uh *xll4snk,,a gist. She is responsible for the protected areas of a beach on the Mediterranean coast of Spain. The area is protected becsx4 . uhna,il*9,lkxeause there are populations of rare plants adapted to the sand dune habitat which is a hostile environment for many plant species. The conservation areas are each of approximately 100x50m.

Explain how to carry out a line transect to monitor the distribution of plants in this part of the beach.

8. Outline three ways in which plants avoid being consume7ln ;ovc-f1pq7il4ymkmzj 4 +d by herbivorous animals.c 4i -ljfpo41lzvqk my;7 7nm+