1. What colour light do plants use in photosynthesis? A green B red C blue D yellow

2. Purple Loosestrife, Guelder Rose and Yellow Flag are... A tall trees B expensive perfumes C invasive alien plants that aggressively colonize new areas and outcompete native species D all from the Yukon Territory

3. How is pollen transferred between plants? A picked up birds' beaks when they drink nectar B carried by bees when they drink nectar C moved by bats that feed on flower parts D all of the above

4. What 3 things are inside a seed? A first leaves, stem and fruit B first leaves, stem and food C stem, soil and water D bark, buds and leaves

5. What is lichen? A a shrub-like tree in Newfoundland B a plant similar to a fern because it needs wet conditions to reproduce C algae and fungi living together as one 'plant' D an invasive alien plant that moved from outside Canada

6. What is biodiversity? A total diversity of life on Earth B an area of Earth near India C all the plants people use to make money, eat, or build D all the plants people don't use except for medicines

7. A reason plants are NOT threatened: A loss of habitat to human activities like construction, mining or logging B too much carbon dioxide makes it hard for plants to grow C crowding by invasive plants D pollution of soil, air and water by humans

8. How do plants change colour in the fall? A special painter bugs that actively change the colour of the leaf B the leaves start producing new pigments C the leaves stop producing green chlorophyll D the plant makes different colour leaves

9. Photosynthesis is: A when a plant moves towards the light B a plant's reaction to gravity (grows its roots downwards) C using chlorophyll, water, light, and oxygen to make sugar, water and carbon dioxide D using chlorophyll, water, light, and carbon dioxide to make sugar, water and oxygen

10. A way NOT to help protect plants is... A pick rare plants to take home and draw B restore habitat so plants have a place to grow C remove invasive species to allow native vegetation the chance to grow D learn about them and teach others