iGCSE Biology - Plant Physiology

A root hair...

A test involving measuring the rate of transpiration is likely to include...

The difference between the xylem and phloem is:

In a wind pollinated plant...

What is transported in the phloem?

What do plants store carbohydrates as? 

Given normal conditions, what usually is the limiting factor for photosynthesis?

A bean is likely to...

How do most plants respond to stimuli?

How is the leaf killed when testing for starch?

Most roots are usually...

The transpiration stream...

True or false - self-pollination is a form of asexual reproduction? 

How can ions accumulate in a cell?

A turgid cells has...

The transpiration stream...

A clinostat is...

What is the middle layer of a leaf?

What does a weigh potometer measure?

In a coleoptile were is auxin produced?

When there is lots of water in a leaf...

What semi-permeable tubing is used to model osmosis? 

Haploid cells have...

What effect will unidirectional light have on a plant? 

A potato 'chip' placed in sucrose solution will...

Which carbohydrate is a disaccharide?  

Osmosis is the net diffusion of water across a partially permeable membrane...

Sexual reproduction in plants helps:

What are magnesium ions used for in plants? 

What happens at the stigma?

Why must leaves be boiled in ethanol before testing for starch?

If a plant is not watered, its cells will...

In high concentrations of CO_2, Hydrogencarbonate indicator will turn:

A xylem cell contains...

For a seed to germinate, it does not need...

A cocklebur seed is distributed by...

A potato chip left in sucrose solution will become...

What test is used for glucose?

To produce one mole of glucose, what is needed for photosynthesis?

Where are vascular bundles found?

What are the effects of a lack of nitrate on plants?

What is a cotyledon?

Which of the following is wind pollinated?

Which scientist developed a culture solution for plants?

What is the movement of sugars through a plant called?

A plant cell membrane is...

Which of the following are not used by plants as asexual production?

Which of the following does not affect transpiration?

Stoma allow...

The cell wall is selectively permeable?