Show:
World Agriculture
Soil
Plant
Miscellaneous
Plant Cell
100
What part of the plant reproduces
flower
100
What is the smallest particle of soil
Clay
100
Name a part of the plant
stem, leaf, flower, roots
100
What percentage does water have in soil
25%
100
What is a organ of a plant
Stem
200
What is the approximate world population
7 billion +
200
Define Defecate
removal of waste
200
What is one function of the roots
Anchor the plant
200
What is the powerhouse of the cell
Mitochondria
200

This central organ of the cell holds water and is specific to plant cells?

Large Central Vacuole

300
What is ONE ISSUE WE FACE WITH A GROWING POPULATION
OVER CROWDING, STARVATION
300
What is the function of an earthworm in soil
create holes, provide nutrients through waste
300
What is the site of photosynthesis
leaves
300
What measures acidicity and alkaline in soil
Ph scale
300

True or False: Plant cells have a cell wall?

True

400
explain erosion
the removal of topsoil before it can be replaced
400
What is one structure of soil
platy, prismatic, blocky granular
400

what are the male parts of a flower called

stamen

400
What are the primary nutrients in soil?
nitrogen, phosphorus and potassium
400
What is the purpose of the cell wall
protectection and structural support
500
What is germination
process of seed growing into a plant
500
Name a microorganism in soil
bacteria
500
What horizon of the soil profile is top soil found
A
500

Which plants were used by Gregor Mendel to study genetics and bioengineering?

Pea plants

500
What is the phloem
tube of the plant that transports water