CSS 202: Quiz 2 Turfgrass Growth,
Development, and Morphology
Optimal growth temperatures are based on those at a two-inch soil depth - true
Turfgrass seed heads form under which of the following conditions? - daylight neutral, decreasing
daylight, increasing daylight
A plant does not need its seed once it has leaves - true
A seed can germinate once the endosperm dehydrates sufficiently - false
An annual continues to grow from year to year - false
Crown roots form before seminal roots - false
Most cool-season grasses have biennial life cycles - false
Seeds need sunlight to germinate - false
Turfgrass is a monocotyledon - true
Turfgrasses have a taproot - false
What is the first structure to emerge from a germinating seed? - radicle
Which of the following cannot develop nodes? - roots
Which of the following is absolutely the most critical part of a turfgrass plant? - Crown
Development, and Morphology
Optimal growth temperatures are based on those at a two-inch soil depth - true
Turfgrass seed heads form under which of the following conditions? - daylight neutral, decreasing
daylight, increasing daylight
A plant does not need its seed once it has leaves - true
A seed can germinate once the endosperm dehydrates sufficiently - false
An annual continues to grow from year to year - false
Crown roots form before seminal roots - false
Most cool-season grasses have biennial life cycles - false
Seeds need sunlight to germinate - false
Turfgrass is a monocotyledon - true
Turfgrasses have a taproot - false
What is the first structure to emerge from a germinating seed? - radicle
Which of the following cannot develop nodes? - roots
Which of the following is absolutely the most critical part of a turfgrass plant? - Crown
