click below
click below
Normal Size Small Size show me how
Science: plant test
study guide
Question | Answer |
---|---|
Function of roots | absorb water and nutrients and anchor the plant |
Pollination | when pollen moves from the male part of the flower to the female part of another plant |
Function of stem | allows water to reach the leaves and food to reach the roots |
Job of flower | reproduction |
germination | process by which the embryo inside a seed begins to grow |
Needs of living things | homeostasis, water, energy,living space |
CO2 enters a plant through... | the leaves |
Flowers with tall stamen and dull petals are pollinated by... | wind |
Fertilization | the joining of a sperm cell and an egg cell in the ovary |
Transpiration | the movement of wator vapor out of a plant |
pollen produces | produce sperm cells |
stomata are located on | the leaves |
embryo | a fertilized egg |
when a seed germinates, what emerges first | roots |
characteristics of all plants | multicellular, cells with a nucleus & cell wall, producer |
plant part that produces sperm cells | stamen |
plant part that produces egg cells | ovary |
sperm is located in the... | pollen |
homeostasis | stable internal conditions |
angiosperm | a plant that produces flowers and fruit |
gymnosperm | a plant that produces seeds, but not flowers |
fern | a vascular plant that produces spores not seeds |
nonvascular plant | mosses and liverwort |
reproductive structure of a conifer | pine cone |
3 animal pollinators | bees, bats, hummingbirds |
xylem | vascular tissue that carries water and nutrients up from the roots |
phloem | vascular tissue that carries food down from the leaves |
on our plants, the pods are... | fruit |
inside our pods... | seeds |
a seed contains a ... | young plant |
a seed is enclosed in a | seed coat |
the seed coat prevents | water loss |
a young plant is called an | embryo |
the seed is made mostly of | stored nutrients |
is a seed living | yes, it contains a young plant |
place in order: flowers, roots, fruit, 2 leaves, more than 2 leaves | roots, 2 leaves, more than 2 leaves, flowers, then fruit |
can plants produce fruit without flowers? | NO! |
what happens when animal pollinators are reduced? | less fruit |
does a plant die if the main stem is broken? | yes, the leaves can't get water and the roots can't get food |
do some plants reproduce sexually? | yes, sperm and egg cells unite |
male reproductive part of a plant | stamen |
part of the female reproductive structure where egg cells form | ovary |
structure that protects the developing flower | sepals |
female reproductive part of a plant | pistil |
flower structure that attract insects | petals |
tip of the pistil | stigma |
tip of the stamen | anther |
function of stomata | allow substances to enter and leave the plant |