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QR Challenge: Tropical rainforests

Created using the ClassTools QR Treasure Hunt Generator

Teacher Notes

A. Prior to the lesson:

1. Arrange students into groups. Each group needs at least ONE person who has a mobile device.

2. If their phone camera doesn't automatically detect and decode QR codes, ask students to

3. Print out the QR codes.

4. Cut them out and place them around your class / school.


B. The lesson:

1. Give each group a clipboard and a piece of paper so they can write down the decoded questions and their answers to them.

2. Explain to the students that the codes are hidden around the school. Each team will get ONE point for each question they correctly decode and copy down onto their sheet, and a further TWO points if they can then provide the correct answer and write this down underneath the question.

3. Away they go! The winner is the first team to return with the most correct answers in the time available. This could be within a lesson, or during a lunchbreak, or even over several days!


C. TIPS / OTHER IDEAS

4. A detailed case study in how to set up a successful QR Scavenger Hunt using this tool can be found here.


Questions / Answers (teacher reference)

Question

Answer

1. Although they cover less than 2 percent of Earth's surface, rainforests house an estimated 50 percent of all life on the planet's land masses.
2. No one knows exactly how many species live in the world's tropical rainforests — estimates range from 3 to 50 million species
3. whereas temperate forests are often dominated by a half dozen tree species or fewer that make up 90 percent of the trees in the forest, a tropical rainforest may have more than 480 tree species in a single hectare (2.5 acres)
4. A single bush in the Amazon may have more species of ants than the entire British Isles.
5. The tallest trees are the emergents, towering as much as 200 feet above the forest floor with trunks that measure up to 16 feet around. Most of these trees are broad-leaved, hardwood evergreens. Sunlight is plentiful up here. Animals found are eagles, monkeys, bats and butterflies
6. This is the primary layer of the forest and forms a roof over the two remaining layers. Most canopy trees have smooth, oval leaves that come to a point. It's a maze of leaves and branches. Many animals live in this area since food is abundant. Those animals include: snakes, toucans and treefrogs
7. Little sunshine reaches this area so the plants have to grow larger leaves to reach the sunlight. The plants in this area seldom grow to 12 feet. Many animals live here including jaguars, red-eyed tree frogs and leopards. There is a large concentration of insects here.
8. It's very dark down here. Almost no plants grow in this area, as a result. Since hardly any sun reaches the forest floor things begin to decay quickly. A leaf that might take one year to decompose in a regular climate will disappear in 6 weeks. Giant anteaters live in this layer.
9. Strangler figs start at the top of a tree and work down. The seed is dropped in a nook at the top of a tree and starts to grow, using the debris collected there as nourishment. Gradually the fig sends aerial roots down the trunk of the host, until they reach the ground and take root. As it matures, the fig will gradually surround the host, criss-cross its roots around the trunk and start to strangle. The figs branches will grow taller to catch the sunlight and invasive roots rob the host of nutrients. Eventually the host will die and decompose leaving the hollow but sturdy trunk of the strangler fig.
10. Tropical rainforest soils are surprisingly infertile. The soil is called a latosol, and is rich in iron.Soils are red due to the high iron and aluminium content. There is a thick layer of leaf litter and decomposing organic matter on the surface.
11. Lianas (woody vines that are known to grow thousands of feet in length)
12. Epiphytes are plants which grow on top of rainforest trees, like a parasite, but, in fact, do not harm the host tree in any way. They absorb water and nutrients from the air, rain, and fog, using special roots which are exposed to the air.
13. Bamboo is one of the fastest growing plants known to man. They are famous for their long, cylindrical stems with hollow chambers, that can grow as high as 98 feet tall, and 3 inches wide, in just 2 - 3 months.
14. Macaws, Monkeys, Fruit Bats, Grasshoppers
15. Vampire Bats, Iguanas, Frogs
16. Tigers, Crocodiles,Leopards, Jaguars
17. fish, ants, and insects

 



Tropical rainforests: QR Challenge

https://www.classtools.net/QR/decode.php?text=Although_they_cover_less_than_2_percent_of_Earth's_surface,_rainforests_house_an_estimated_50_percent_of_all_life_on_the_planet's_land_masses.

Question 1 (of 17)

 



Tropical rainforests: QR Challenge

https://www.classtools.net/QR/decode.php?text=No_one_knows_exactly_how_many_species_live_in_the_world's_tropical_rainforests_—_estimates_range_from_3_to_50_million_species

Question 2 (of 17)

 



Tropical rainforests: QR Challenge

https://www.classtools.net/QR/decode.php?text=whereas_temperate_forests_are_often_dominated_by_a_half_dozen_tree_species_or_fewer_that_make_up_90_percent_of_the_trees_in_the_forest,_a_tropical_rainforest_may_have_more_than_480_tree_species_in_a_single_hectare_(2.5_acres)

Question 3 (of 17)

 



Tropical rainforests: QR Challenge

https://www.classtools.net/QR/decode.php?text=A_single_bush_in_the_Amazon_may_have_more_species_of_ants_than_the_entire_British_Isles.

Question 4 (of 17)

 



Tropical rainforests: QR Challenge

https://www.classtools.net/QR/decode.php?text=The_tallest_trees_are_the_emergents,_towering_as_much_as_200_feet_above_the_forest_floor_with_trunks_that_measure_up_to_16_feet_around.___Most_of_these_trees_are_broad-leaved,_hardwood_evergreens._Sunlight_is_plentiful_up_here.__Animals_found_are_eagles,_monkeys,_bats_and_butterflies

Question 5 (of 17)

 



Tropical rainforests: QR Challenge

https://www.classtools.net/QR/decode.php?text=This_is_the_primary_layer_of_the_forest_and_forms_a_roof_over_the_two_remaining_layers.___Most_canopy_trees_have_smooth,_oval_leaves_that_come_to_a_point._It's_a_maze_of_leaves_and_branches.__Many_animals_live_in_this_area_since_food_is_abundant.___Those_animals_include:_snakes,_toucans_and_treefrogs

Question 6 (of 17)

 



Tropical rainforests: QR Challenge

https://www.classtools.net/QR/decode.php?text=Little_sunshine_reaches_this_area_so_the_plants_have_to_grow_larger_leaves_to_reach_the_sunlight.___The_plants_in_this_area_seldom_grow_to_12_feet.__Many_animals_live_here_including_jaguars,_red-eyed_tree_frogs_and_leopards.__There_is_a_large_concentration_of_insects_here.

Question 7 (of 17)

 



Tropical rainforests: QR Challenge

https://www.classtools.net/QR/decode.php?text=It's_very_dark_down_here.__Almost_no_plants_grow_in_this_area,_as_a_result.__Since_hardly_any_sun_reaches_the_forest_floor_things_begin_to_decay_quickly.__A_leaf_that_might_take_one_year_to_decompose_in_a_regular_climate_will_disappear_in__6_weeks.___Giant_anteaters_live_in_this_layer.

Question 8 (of 17)

 



Tropical rainforests: QR Challenge

https://www.classtools.net/QR/decode.php?text=Strangler_figs_start_at_the_top_of_a_tree_and_work_down._The_seed_is_dropped_in_a_nook_at_the_top_of_a_tree_and_starts_to_grow,_using_the_debris_collected_there_as_nourishment._Gradually_the_fig_sends_aerial_roots_down_the_trunk_of_the_host,_until_they_reach_the_ground_and_take_root._As_it_matures,_the_fig_will_gradually_surround_the_host,_criss-cross_its_roots_around_the_trunk_and_start_to_strangle._The_figs_branches_will_grow_taller_to_catch_the_sunlight_and_invasive_roots_rob_the_host_of_nutrients._Eventually_the_host_will_die_and_decompose_leaving_the_hollow_but_sturdy_trunk_of_the_strangler_fig.

Question 9 (of 17)

 



Tropical rainforests: QR Challenge

https://www.classtools.net/QR/decode.php?text=Tropical_rainforest_soils_are_surprisingly_infertile._The_soil_is_called_a_latosol,_and_is_rich_in_iron.Soils_are_red_due_to_the_high_iron_and_aluminium_content._There_is_a_thick_layer_of_leaf_litter_and_decomposing_organic_matter_on_the_surface.

Question 10 (of 17)

 



Tropical rainforests: QR Challenge

https://www.classtools.net/QR/decode.php?text=Lianas_(woody_vines_that_are_known_to_grow_thousands_of_feet_in_length)

Question 11 (of 17)

 



Tropical rainforests: QR Challenge

https://www.classtools.net/QR/decode.php?text=Epiphytes_are_plants_which_grow_on_top_of_rainforest_trees,_like_a_parasite,_but,_in_fact,_do_not_harm_the_host_tree_in_any_way._They_absorb_water_and_nutrients_from_the_air,_rain,_and_fog,_using_special_roots_which_are_exposed_to_the_air.

Question 12 (of 17)

 



Tropical rainforests: QR Challenge

https://www.classtools.net/QR/decode.php?text=Bamboo_is_one_of_the_fastest_growing_plants_known_to_man._They_are_famous_for_their_long,_cylindrical_stems_with_hollow_chambers,_that_can_grow_as_high_as_98_feet_tall,_and_3_inches_wide,_in_just_2_-_3_months.

Question 13 (of 17)

 



Tropical rainforests: QR Challenge

https://www.classtools.net/QR/decode.php?text=Macaws,_Monkeys,_Fruit_Bats,_Grasshoppers

Question 14 (of 17)

 



Tropical rainforests: QR Challenge

https://www.classtools.net/QR/decode.php?text=Vampire_Bats,_Iguanas,_Frogs

Question 15 (of 17)

 



Tropical rainforests: QR Challenge

https://www.classtools.net/QR/decode.php?text=Tigers,_Crocodiles,Leopards,_Jaguars

Question 16 (of 17)

 



Tropical rainforests: QR Challenge

https://www.classtools.net/QR/decode.php?text=fish,_ants,_and_insects

Question 17 (of 17)