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Complete all the exercises and click "Save"!

1. Right or wrong? Mark the correct statements. A right choice gives you 1 point, whereas a wrong choice takes away 1 point.

a) Forests are ecosystems that are characterized by the presence of trees.
b) A hypothesis is a presumption that is tested during scientific research.
c) The age of a pine tree can be determined by looking at the tree's needles.
d) Viruses are technically not living organisms.
e) The organism community of a forest consists of all the populations of organisms living in the forest.

f) A dry taiga forest can be identified by the presence of lichens and pine trees.
g) Plants produce spores in their flowers.
h) The flowers of insect-pollinated plants are large, colorful and scented.
i) Unlike animal cells, plant cells have no nuclei.
j) The vascular tissue of a tree trunk transports water, nutrients and sugar.
k) Lichens have no stems or flowers.
l) An island forest with all its plants, fungi, and animals is an example of an organism community.

2. Choose the correct alternative.

c) Many fungi are producers.
c) Many fungi are consumers.


d) Fungi reproduce via seeds.
d) Fungi reproduce via spores.


f) Parasitic organisms gain their energy by feeding on other living organisms.
f) Symbiotic organisms gain their energy by feeding on other living organisms

3. Identify the species. Use small initial letters. Remember to save your answers!

Options: aspen, birch, spruce, pine, rowan

A
B
C

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