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Worksheets8th topic 1
Total questions: 12
Worksheet time: 6mins
The ______ is the ripened ovary and other structures of an angiosperm enclosing one or more seeds.
fruit
seed
flower
pistil
___________ occurs when the embryo sprouts out of the seed.
Germination
Firtilization
Pollenation
Zygote
A reproductive process that only involves one parent and creates offspring identical to the parent is _______ ____________.
asexual reproduction
sexual reproduction
budding
grafting
A ______ is a sequence of DNA that determines a trait and is passed from parent to offspring.
gene
trait
genetics
allele
___________ is the regular, seasonal journey of an animal from one place to another and back again.
Migration
Pollenation
Germination
Fertilizations
A(n) _______ is a different form of the same gene.
allele
trait
gene
parent
________ are the reproductive structures of gymnosperms.
Cones
Flowers
Spores
Anthers
A(n) __________ is a response to a stimulus inborn and that an animal performs perfectly the first time.
instinct
external factor
migration
parental care
___________ is a major body change as animals grow and develop into adults.
Metamorphasis
Migration
Growing
Instinct
A plant’s response to seasonal changes in the length of night and day is called _____________.
Photoperiodism
Phototropism
Gravitropism
Thigmotropism
_________ is a period when an organism’s growth and development stops.
Dormancy
Metamophasis
Photoperiodism
Winter
A plant’s response to grow toward or away from is stimulus is called a _________.
tropism
instinct
behavior
environmental factor
