Plant Structure and Function

Front

What is the role of ethylene in plants?

Back

Ethylene is a gaseous plant hormone that regulates fruit ripening and other growth processes.

Front

What is the epidermis in plant structure?

Back

The epidermis is the outermost layer of cells in a plant, providing protection and regulating gas exchange.

Front

What is phloem and its function?

Back

Phloem is a type of vascular tissue in plants responsible for the transport of nutrients and sugars produced by photosynthesis.

Front

What type of stem is a stolon?

Back

A stolon is a horizontal stem that grows along the ground and can produce new plants at its nodes.

Front

What do auxins do in plant growth?

Back

Auxins are plant hormones that promote cell elongation and are involved in regulating growth responses.

Front

Define cortex in plant anatomy.

Back

Cortex is the layer of tissue between the epidermis and the vascular tissue in roots and stems, primarily involved in storage.

Front

What is the function of the endodermis?

Back

The endodermis is a layer of cells in roots that regulates the flow of water and nutrients into the vascular system.

Front

How do gibberellins affect plant growth?

Back

Gibberellins are hormones that promote stem elongation, seed germination, and flowering.

Front

What is the difference between a bulb and a tuber?

Back

A bulb is a storage organ made of fleshy leaves, while a tuber is a swollen underground stem that stores nutrients.

Front

What is the significance of stomata in plants?

Back

Stomata are small openings on the surface of leaves that allow for gas exchange, including the intake of carbon dioxide and release of oxygen.