Chapter 8, 6th Grade Question Preview (ID: 37402)

Plants, Flowers, Tropisms.

Roots are responsible for
a) anchoring the plant to the ground
b) storing food
c) absorbing water and nutrients from the soil
d) all of the above

A stem can
a) transport water and food throughout the plant
b) store food
c) anchor the plant to the ground
d) both store and transport water and food

A leaf's job is to
a) absorb water from the environment
b) store food
c) make food
d) all of the above

Which is NOT a nonvascular plant?
a) fern
b) hornwort
c) mosses
d) liverwort

Which is a vascular seedless plant?
a) mosses
b) club mosses
c) conifers
d) none

What stage of the plant life cycle produces haploid sperm and egg cells?
a) sporophyte
b) gametophyte

How do seedless plants reproduce?
a) flowers
b) spores
c) asexual reproduction
d) both spores and asexually

Gymnosperms produce sperm and egg cells in
a) rhizoids
b) flowers
c) cones
d) chloroplasts

Which is NOT something used in the process of photosynthesis?
a) nitrogen
b) carbon dioxide
c) light energy
d) water

The process in which cells break down glucose (food) to get energy is called
a) photosynthesis
b) cellular respiration
c) metabolism
d) stimulus

What kind of tropism involves a response to light?
a) phototropism
b) gravitropism
c) thigmotropism

Which kind of plants grow for many growing seasons?
a) annual
b) biennial
c) perennial
d) sesquicentennial

What is an example of an external stimulus
a) hormones
b) light
c) gravity
d) both light and gravity

a change in an organism's environment that causes a response.
a) dormancy
b) pollination
c) stimulus
d) tropism

a plant that produces flowers and develops fruit
a) angiosperm
b) gymnosperm
c) nonvascular plant
d) seedless vascular plant

the release of water vapor from stomata in leaves
a) pistil
b) pollination
c) transpiration
d) transportation

a period of no growth
a) rhizoid
b) stamen
c) stimulus
d) dormancy

the female reproductive organ of a flower
a) pistil
b) stamen
c) filament
d) anther

the process that occurs when pollen grains land on a female plant structure of a plant in the same species
a) fertilization
b) pollination
c) dormancy
d) stimulus

small openings in the surfaces of most plant leaves
a) angiosperms
b) stigmata
c) stomata
d) tropism

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