The winding of grape vine tendrils around a trellis support is an example of     Negative phototropism     Positive thigmotropism     thigmonasty     Negative gravitropism     A circadian rhythm

Q: Stomata are openings on plants that allow for gas exchange.   True   False

A: Stomata are the minute openings present on the surface of the leaves. They are surrounded by two…

Q: Identify the term that best matches the definition or description given. tracheid guard cells root…

A: Plants are phototrophic organisms that contain different type of tissues including- meristematic…

Q: Match the effect/process with the hormone responsible or effected…

A: The word hormone has its origin in the Greek word that means "set in motion". Plant hormones or…

Q: Explain why the student added glucose solution to each Petri dish

A: Given A student investigated the effects of indoleacetic acid (IAA) on the growth of oat seedlings…

Q: If a C3 plant that normally closes its stomata during hot, dry conditions were triggered to open…

A: C3 plants are a kind of plant that produces glucose via the C3 carbon fixation pathway during…

Q: Grass plants elevate their leaves to compete for light without exposing their shoot apical meristems…

A: 1. growing their leaves from persistent Meristematic zones at the leaf base.

Q: Label the visible parts of the dicot stem

A: Dicot stems has  Pith (well developed) Vascular bundle (ring arrangment) Epidermis  Hypodermis…

Q: The primary meristems of monocots are located in a different area of the plant body than those found…

A: The seeds have embryonic leaves called cotyledons. A seed can have one or multiple cotyledons based…

Q: Phytochrome, plays an important role in flowering in many plants.  It can also be used to determine…

A: Answer :-  Option (C) is correct. - Most germinate.

Q: Which term best describes the response of the plant taking place in the picture? hydrotropism

A: There are different types of responses in which plants respond to external stimuli by growing in…

Plant sensory system

The plant sensory system is a sophisticated system that responds to environmental stimuli such as light,temperature, gravity, and touch. Research predicts that plant hormones and signaling mechanisms areresponsible for this regulation system in plants.