Grade 6 Science Quiz

What is the process by which plants convert sunlight, water, and CO2 into oxygen and sugars?

• Transpiration

• Photosynthesis

• Evaporation

• Precipitation

What is the term for plants that do not lose their leaves?

• Deciduous

• Coniferous

• Chlorophyll

• Decomposer

What is the term for liquid water becoming dense in a cloud and gravity pulling it back to Earth?

• Transpiration

• Precipitation

• Evaporation

• Collection

What is the term for the top part of a tree including the leaves and branches?

• Outer Bark

• Crown

• Cambium

• Heartwood

What are the organisms that break down dead organic material into nutrients in the soil?

• Producers

• Decomposers

• Consumers

• Ecosystems

Liquid water heating up and changing state into a vapor or gas

• Collection

• Cambium

• Evaporation

• Transpiration

The part in the plant that makes it green: needed for photosynthesis

• Consumer

• Collection

• Cambium

• Chlorophyll

Produces its own food by photosynthesis

• Evaporation

• consumer

• producer

• photosynthesis

The tree's protection from the outside world

• phloem

• xylem

• outer bark

• inner bark

The growing cell layer that produces new wood annually

• Heartwood

• Cambium

• Xylem

• Sapwood