Water enters the plant through the?
Roots
The Xylem transports?
Transports water
Do we come to school next week?
Nope its SPRING BREAK!!!!!!! and it start this Friday :)
Tomorrow, 3/12 Thursday
What is Gravitropism?
A plant responding to Gravity
If a plant is dying, how would its turgor pressure be?
Why do plants in the rainforest have a lot of stomata's
What is the name of the pores under the leaves
Stomata
Plants need these 3 things to do photosynthesis
Water, Sunlight, Carbon Dioxide
What is the function of roots?
Absorb water and nutrients from the soil
Tropism is the response of a plant to________________?
Stimuli
What would a plant who has a high turgor pressure look like?
Healthy
leaves pointing up
Which stimuli helps the roots grow downwards and the stem upwards?
Gravity
Roots need water
leaves need sunlight
Cells in the root tips of a plants help them grow rapidly, so that the plant can find H20. What level of organization describes the plant root tips?
Tissue
Cells make tissue
What is the function of the phloem?
Carries glucose up and down the plant
If you compare the cell wall in a plant cell, to a body system of a human. What body system would perform the same functions?
Skeletal System
What are 2 functions of stems?
Carry water and glucose
What causes a seed or bean to germinate (grow)
Water pressure causes high turgor pressure and causes it to break open
What causes a high turgor pressure??
Water inside the vacuole pushing against the cell wall
What is Phototropism?
A plant responding to Light
Photo means light
Leaves are made from vascular tissue, what level of organization would leaves be?
Organs
Tissue makes organs
What is Thigmotropism?
Touch
Roots make a slimy substance that is very slippery. Why would the roots make this substance?
To help roots grow in the soil
What are the 4 tropisms plants need to survive?
Water, Sunlight, Gravity, Touch
What is the purpose of leaves?
Site of photosynthesis