Questão 1
Questão
Biology is the [blank_start]study[blank_end] of [blank_start]living[blank_end] things
Questão 2
Questão
An organism is an individual [blank_start]living[blank_end] thing.
Questão 3
Questão
A habitat is a [blank_start]region[blank_end] where a particular organism normally [blank_start]lives[blank_end].
Questão 4
Questão
Botany is the study of [blank_start]plants[blank_end]
Questão 5
Questão
Zoology is the study of [blank_start]animals[blank_end].
Questão 6
Questão
A [blank_start]woody[blank_end] plant is a plant that produces wood.
Questão 7
Questão
A herbaceous plant is a [blank_start]non-woody[blank_end] plant.
Questão 8
Questão
An angiosperm is a plant with [blank_start]flowers[blank_end] that produce seeds covered with [blank_start]fruit[blank_end].
Questão 9
Questão
A [blank_start]disk[blank_end] flower is one of the flowers in the center of a composite flower head. A [blank_start]ray[blank_end] flower is one of the petal-like flowers arranged around the outer edge of a composite flower head.
Questão 10
Questão
A legume is a plant of the [blank_start]pea[blank_end] family.
Questão 11
Questão
Nitrogen-fixing bacteria grow on the [blank_start]roots[blank_end] of legumes and convert nitrogen in the [blank_start]air[blank_end] into ammonia and nitrates.
Denitrifying bacteria is bacteria in the [blank_start]soil[blank_end] that convert unused nitrates back into [blank_start]atmospheric[blank_end] nitrogen.
Nitrifying bacteria is bacteria that provide nitrates to the soil from decomposing [blank_start]plants[blank_end] and [blank_start]animals[blank_end].
Responda
-
roots
-
air
-
soil
-
atmospheric
-
plants
-
animals
Questão 12
Questão
A [blank_start]dicot[blank_end] is a plant with two cotyledons per seed. These plants usually have flower petals that are arranged in groups of [blank_start]four[blank_end] or five. The leaves are usually [blank_start]broad[blank_end] and flat with branching veins. And they usually have a [blank_start]taproot[blank_end] system.
A [blank_start]monocot[blank_end] is a plant with only one cotyledon per seed. These plants usually have flower petals that are arranged in groups of [blank_start]three[blank_end]. The leaves are usually long and [blank_start]narrow[blank_end] with parallel veins. And they usually have a [blank_start]fibrous[blank_end] root system.
Responda
-
monocot
-
dicot
-
four
-
three
-
broad
-
narrow
-
taproot
-
fibrous
Questão 13
Questão
[blank_start]Cereals[blank_end] are any of the types of grass used by man for food.
Questão 14
Questão
[blank_start]Forage[blank_end] grasses are any of the types of grass used to feed livestock.
[blank_start]Turf[blank_end] grasses are any of the grasses used as coverings for lawns, athletic fields, golf courses and playgrounds.
Questão 15
Questão
Stolon are creeping special stems that grow [blank_start]above[blank_end] the ground and produce new [blank_start]plants[blank_end] wherever a node touches the [blank_start]soil[blank_end]. These are common in [blank_start]grass[blank_end] plants. They are also called [blank_start]runners[blank_end].
Responda
-
above
-
plants
-
soil
-
grass
-
runners
Questão 16
Questão
A [blank_start]sheath[blank_end] is the bottom portion of a grass leaf, which wraps partially around the stem.
Questão 17
Questão
[blank_start]Hardwood[blank_end] is another name for a broadleaf tree.
Questão 18
Questão
[blank_start]Deciduous[blank_end] describes a tree that loses its leaves each fall.
Questão 19
Questão
Botany is the study of living things.
Questão 20
Questão
Botany is the study of plants.
Questão 21
Questão
The three broad divisions of biology are:
Questão 22
Questão
The importance of plants:
Responda
-
Man is totally dependent upon plants, directly or indirectly, for food.
-
Plants and plant products are also essential in medicine and industry.
-
Plants are necessary to put extra carbon dioxide into the atmosphere.
Questão 23
Questão
How land plants may be grouped according to the size and type of stem:
Questão 24
Questão
What are the two main kinds of root systems? [blank_start]taproot[blank_end] system, [blank_start]fibrous[blank_end] root system
Questão 25
Questão
Three types of growing seasons in plants:
[blank_start]annuals[blank_end], [blank_start]biennials[blank_end], and [blank_start]perennials[blank_end]
Responda
-
annuals
-
biennials
-
perennials
Questão 26
Questão
[blank_start]Annuals[blank_end] complete their entire life cycle in one growing season.
Questão 27
Questão
[blank_start]Biennials[blank_end] complete their life cycle in two growing seasons.
Questão 28
Questão
[blank_start]Perennials[blank_end] grow from year to year and bloom each season.
Questão 29
Questão
The three most important cereal crops:
Responda
-
barley
-
wheat
-
corn
-
rye
-
rice
Questão 30
Questão
The purpose of flowers is to help plants [blank_start]reproduce[blank_end] after their kind by forming fruits with [blank_start]seeds[blank_end].
Questão 31
Questão
The purpose of leaves is to manufacture [blank_start]food[blank_end] for the plant through [blank_start]photosynthesis[blank_end].
Questão 32
Questão
The purpose of stems is to [blank_start]hold[blank_end] [blank_start]up[blank_end] the plant's leaves and flowers.
Questão 33
Questão
The purpose of roots is to [blank_start]anchor[blank_end] the plant to the soil absorb [blank_start]water[blank_end] and [blank_start]minerals[blank_end], and to store [blank_start]food[blank_end].
Responda
-
anchor
-
water
-
minerals
-
food
Questão 34
Questão
Which group of North American trees are known for distinctive fruits called samaras? [blank_start]Maples[blank_end]
Questão 35
Questão
The nitrogen cycle is important because both [blank_start]plants[blank_end] and [blank_start]animals[blank_end] require nitrogen for survival. Plants use the nitrogen to form [blank_start]proteins[blank_end]. Animals and man need the proteins that come from the [blank_start]plants[blank_end].
Responda
-
plants
-
animals
-
proteins
-
plants
Questão 36
Questão
Four characteristics of monocots:
Questão 37
Questão
In what ways are grasses important to man?
Grasses provide much of the world's [blank_start]food[blank_end] for both animals and man. Grasses also help prevent [blank_start]soil[blank_end] [blank_start]erosion[blank_end].
Questão 38
Questão
Deciduous trees [blank_start]lose[blank_end] their leaves and remain [blank_start]bare[blank_end] in the winter.
Evergreen trees [blank_start]retain[blank_end] their leaves throughout the year.
Questão 39
Questão
A [blank_start]bract[blank_end] is a special leaf that looks like a flower petal. One example is on the dogwood tree.
Questão 40
Questão
A [blank_start]catkin[blank_end] is a long, tassel-like cluster formed by the flowers of some trees.
Responda
-
catkin
-
stolon
-
bract
-
cattail
Questão 41
Questão
Check four characteristics of dicots.