Name one function of a stem
one of the following: support, transport, and storage
Osmosis and diffusion work similarly, in that it works on the principle that a substance/water will move from an area of __________ concentration to an area of _____________ concentration.
high, low
Name one of the 5 nutrients that plants need to survive
one of the following: Nitrogen, Phosphorous, Calcium, Magnesium and Potassium
The letter that labels the COMPLETE male part of the plant is...
G
Name one way that humans use plants
Area of the plant where photosynthesis and transpiration takes place
OSMOSIS OR DIFFUSION: nutrients and minerals move from the soil (high concentration) to the roots (low concentration)
Diffusion
How do we artificially get nutrients and minerals into our soil?
fertilizer
The part of the plant that will turn into a seed once it is fertilized is...
A
what is a safer alternative to pesticides?
a biological control
Plant structure which anchors the plants and undergoes diffusion and osmosis to get nutrients and water
Roots
OSMOSIS OR DIFFUSION: Water moves from the soil (high concentration) to the roots (low concentration)
Osmosis
What type of soil has the LEAST amount of nutrients?
What is the function of J?
to attract pollinators
When humans choose specific plants with desirable characteristics to reproduce, this process is referred to as…
Selective Breeding
Which process do plants do to remove carbon dioxide from the air?
photosynthesis
DIFFUSION OR OSMOSIS: In science class, Ms. Lee put gummy bears into a jar of water overnight. The next day, they almost doubled in size!
OSMOSIS
What are two things that can fill in the spaces between particles of soil?
air and water
When a seed begins to grow into a new plant, it is said to be _______________
Germinating
A farmer in Southern Alberta was having a problem with insect pests, so he decided to use chemical control methods to get rid of them. After months of spraying his crops with the same chemical pesticide, the farmer noticed that the insect pests were NOT dying; but instead, he was finding dead hummingbirds around his farm.
After spraying his crops with the pesticide, the dead hummingbird is most likely an example of …
an unintended consequence
The process by which glucose (sugar) is converted into usable energy to allow plants to grow, and create seeds is called…
cellular respiration
OSMOSIS OR DIFFUSION: you put a tea bag into a mug of hot water. the tea particles move from inside the tea bag, to the rest of the mug.
DIFFUSION
What is a farming practice that does not lead to soil degradation?
Crop rotation
A plant researcher took a gene from a bacterium and added it to the DNA of a potato. This process helped by repelling pests that normally eat the potato plant. What do we call this type of technology?
Genetic Modification
Growing lettuce in a lab, without soil but with water is called …
hydroponics