Science
Name: ______________________________________ Date: _______________
BBC Earth – Life: Plants
Complete the following worksheet as you watch this video.
1. The oldest living things on Earth are:
a. Trembling Aspen trees
b. Bristle cone pines
c. Lodgepole pines
d. Desert Rose plants
2. The fastest growing things on Earth are:
a. Bamboo
c. Octopus
b. Blue whales
d. Dandelions
3. How do plants that grow on the forest floor get the light they need to grow?
a. Grow tall as free standing plants
b. Grow large leaves
c. Climb to the top using sticky pads
d. They will not get enough light so they will be unable to grow
4. Why do plant tendrils form coils?
5. How do orchids or air plants obtain water?
6. What do Sundew plants “eat”?
a.
b.
c.
d.
Bumble bees
Dragonflies
Fruit flies
Mosquitoes
7. How do Sundew plants “eat”?
8. Venus flytraps use ____________________________ to attract insects.
9. After catching an insect, the Venus flytrap will open up after
___________________ days.
10. _________________ % of the plant species on Earth will have flowers.
11. Why do Monarch Butterflies leave their eggs on the milkweed plant?
12. How does the milkweed plant protect itself from Monarch caterpillars?
13. How does the Brunsvigia plant spread its seeds?
14. Why do seeds have wings?
15. What are the Saguaro cactus pollinated by?
a. Bumble Bees
c. Nectar feeding bats
b. Hummingbirds
d. White winged doves
16. What are the four animals that help the cactus with seed dispersal?
17. List 3 adaptations the Dragon’s Blood Tree has that allow it to survive in harsh conditions.
18. What does the desert rose plant do to prevent water loss?
19. How does the mangrove tree get rid of excess salt?
20. In order to prepare for the winter, what are the first things broadleaf trees will do?
21. What do pine trees have in their leaves that help them to survive the winter months?
22. How old are some of the bristle cone pines? __________________________
23. The most successful flowering plant makes up _______________ % of all the plant life on Earth are
___________________________.
24. What crop did humans cultivate 10,000 years ago? _____________________
25. What is the most important crop in the western world? __________________
26. Plants capture ________________________ from the sun and all life on land
directly or indirectly depends upon them, so ultimately plants
______________ the diversity of life on Earth.