Plant Science exam 1 UPDATED ACTUAL
Exam Questions and CORRECT Answers
Genetic Engineering - CORRECT ANSWER - - introduce new genes
- altering current genes
- produces gmo
Plant Benefits - CORRECT ANSWER - - use or role for humans
- positive role for ecosystem
- aesthetic/valuable = cash crop & commodity
Fertile Crescent - CORRECT ANSWER - an area of rich farmland modern day Egypt to
Iran (includes Mesopotamia) where the first civilizations began
- wheat, barley, legume
beginning of plant cultivation created stable food supply - CORRECT ANSWER - - led to
more time for other jobs
- led to decrease in nomads and increase in stationary society
Early selection criteria for crops - CORRECT ANSWER - - increase plant yield size
- reduce seed toxins/pest & disease resistant
- non-shattering seed/absence of seed coat
phenotype - CORRECT ANSWER - physical characteristics of an organism
genotype - CORRECT ANSWER - genetic makeup of an organism
, genetic engineering - CORRECT ANSWER - introducing new genes or altering current
ones
- produces gmos for disease/pest control (herbicide tolerance)
grains/hay - CORRECT ANSWER - often harvested at maturity/dry
can be harvested semi dry/ green - CORRECT ANSWER - silage
grassland/forage - CORRECT ANSWER - can be grazed
phytoremediation - CORRECT ANSWER - using plants to remove pollutants from soil
intercropping - CORRECT ANSWER - corn, bean, squash (3 sisters)
rotational cropping - CORRECT ANSWER - soybean/corn
cell - CORRECT ANSWER - made of organelles
tissues - CORRECT ANSWER - groups of cells
organs - CORRECT ANSWER - groups of tissues
organism - CORRECT ANSWER - groups of organs
population - CORRECT ANSWER - a group of same organisms living together
community - CORRECT ANSWER - groups of different organisms living together
Exam Questions and CORRECT Answers
Genetic Engineering - CORRECT ANSWER - - introduce new genes
- altering current genes
- produces gmo
Plant Benefits - CORRECT ANSWER - - use or role for humans
- positive role for ecosystem
- aesthetic/valuable = cash crop & commodity
Fertile Crescent - CORRECT ANSWER - an area of rich farmland modern day Egypt to
Iran (includes Mesopotamia) where the first civilizations began
- wheat, barley, legume
beginning of plant cultivation created stable food supply - CORRECT ANSWER - - led to
more time for other jobs
- led to decrease in nomads and increase in stationary society
Early selection criteria for crops - CORRECT ANSWER - - increase plant yield size
- reduce seed toxins/pest & disease resistant
- non-shattering seed/absence of seed coat
phenotype - CORRECT ANSWER - physical characteristics of an organism
genotype - CORRECT ANSWER - genetic makeup of an organism
, genetic engineering - CORRECT ANSWER - introducing new genes or altering current
ones
- produces gmos for disease/pest control (herbicide tolerance)
grains/hay - CORRECT ANSWER - often harvested at maturity/dry
can be harvested semi dry/ green - CORRECT ANSWER - silage
grassland/forage - CORRECT ANSWER - can be grazed
phytoremediation - CORRECT ANSWER - using plants to remove pollutants from soil
intercropping - CORRECT ANSWER - corn, bean, squash (3 sisters)
rotational cropping - CORRECT ANSWER - soybean/corn
cell - CORRECT ANSWER - made of organelles
tissues - CORRECT ANSWER - groups of cells
organs - CORRECT ANSWER - groups of tissues
organism - CORRECT ANSWER - groups of organs
population - CORRECT ANSWER - a group of same organisms living together
community - CORRECT ANSWER - groups of different organisms living together
