Biology Unit 4

Front

What part of a plant is responsible for taking up water and mineral nutrients?

Back

Roots.

Front

Which year showed the greatest growth according to the graph?

Back

Year 7.

Front

Where do light-dependent reactions occur in chloroplasts?

Back

Thylakoids.

Front

What plant tissue transports the products of photosynthesis from leaves to stems and roots?

Back

Phloem.

Front

What are the primary photosynthetic organs of plants?

Back

Leaves.

Front

Define photosynthesis.

Back

The process by which green plants use sunlight to synthesize foods with the help of chlorophyll.

Front

What is the function of xylem in plants?

Back

To transport water and minerals from the roots to the rest of the plant.

Front

What is chlorophyll?

Back

A green pigment found in plants that is essential for photosynthesis.

Front

What is the role of stomata in plants?

Back

To allow gas exchange (CO2 in, O2 out) during photosynthesis.

Front

What is the difference between xylem and phloem?

Back

Xylem transports water and minerals; phloem transports sugars and nutrients.