GCSE AQA Biology Photosynthesis: Plants take up water from the so

Question

Plants take up water from the soil through their roots.

Some of the water is used for photosynthesis.

Complete the word equation for photosynthesis.

Choose answers from the box.

carbon dioxide + water → ____________________ + __________________

Water and dissolved substances are transported through a plant.

Complete the sentences.

Choose answers from the box.

Water moves from the roots to the leaves in the ____________________.

Water is lost from leaves through pores called ____________________.

Dissolved sugars are transported in the ____________________.

Calculate how many times greater the rate of transpiration of species A is than the rate of transpiration of species B.

Give your answer to 2 significant figures.

Number of times greater (2 significant figures) = ____________________

Which factor could cause species A to have a higher rate of transpiration than species B?

Tick (✓) one box.

Each flower of species A has more petals.

Each leaf of species A has more stomata.

Each plant of species A has shorter roots.

Which environmental change would cause an increase in the rate of transpiration?

Tick (✓) one box.

Decreased light intensity.

Decreased wind speed.

Increased humidity.

Increased temperature.

Which plant species in Table 3 is most likely to live in a dry desert?

Tick (✓) one box.

A

B

C

D

Some plants have adaptations that help them survive.

Figure 6 shows part of a gorse plant.

How will the sharp spines help the gorse plant survive?

Plants take up water from the soil through their roots - AQA - GCSE Biology - Question 5 - 2010 - Paper 1