Activities. Communities

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Global Grade

Revision mode

Remember

/useruploads/ctx/a/62041189/r/s/15829149/T27_Biol_4_U6_act25_p18.mp3?idcurso=1116399 Listen to the following statements about communities and say true or false. Correct the false statements.

Correct the false statements below.

Create

Some scientists think thay symbiosis is a term representing any biological interaction between species, whether favourable or harmful. According to this statement, commensalism, mutualism and parasitism are special cases of symbiosis. Use the Internet to find out more about this and carry out a class debate about it.

Create

Find out more about the relationships between common cuckoos and the other birds and write a short summary about it. Make sure you mention what type of relationship they have.

Common cuckoos lay their eggs in the nests of other birds, so these birds incubate and then feed their offspring.

Understand

/useruploads/ctx/a/62041189/r/s/15829189/T31_Biol_4_U6_act28_p20.mp3?idcurso=1116399 Listen to the following interspecific relationships and say of what type they are.

Predation
Commensalism
Parasitism
Inquilinism

Understand

Find out why mistletoe is considered to be a semiparasitic plant.

Analyse

Interspecific relationships are sometimes complex, and different types can happen at the same time. Suckerfish stick to sharks, feed on their leftovers and get rid of their parasites. What types of interspecific relationships do these two animals have?

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Communities. Activities 25-30

Activity 25

Activity 26

Activity 27

Activity 28

Activity 29

Activity 30