TRANSPORTATIO OF MATERIALS IN PLANTS

Substances transported in plants are

• water

• minerals

• food

• all of the above

Absorption of water in plants take place by

• osmosis

• diffusion

• both (a) and (b)

• none of the above

Diffusion occurs when molecules move

• from lower concentration to higher concentration.

• from higher concentration to lower concentration through a membrane.

• from higher concentration to lower concentration.

• when energy is used.

The function of transpiration is to transport _______ and ____________ from the roots to the leaves

• water, mineral salts

• food, nutrients

• water, food

How do plants get their energy?

• through a reaction called chlorophyll 
• by a process called photosynthesis 
• by absorbing mineral nutrients from soil 
• by eating other organisms 

Tags

NGSS.MS-LS1-6

Transpiration is

• the movement of water through a plant from the roots up the stem
• the loss of water from the leaves of a plant by the process of evaporation
• the flow of water into plant roots by osmosis from the soil
• the process of minerals and sugars moving through plant veins

Tags

NGSS.MS-LS1-2

NGSS.MS-LS2-3

Root hairs help in absorption of water by

• increasing the surface area

• decreasing the surface area

• holding the plant in the soil

• none of the above

Vascular tissue that transports water and minerals UPWARDS from a plant's roots is know as ______.

• Chlorophyll
• Phloem
• Stomata
• Xylem

Plant absorbs water through the _________. 

• stem
• roots 
• leaves 
• all of the above

Tags

NGSS.MS-LS1-2

Which statement correctly identifies the substance and direction it is transported in the xylem?

• Water, only upwards

• Glucose, only upwards

• Water, up and down the plant

• Glucose, up and down the plant