Shared Flashcard Set

Details

Conifers
N/A
10
Biology
11th Grade
12/05/2012

Additional Biology Flashcards

 


 

Cards

Term
leaves are
Definition
needles or scales
Term
bear
Definition
cones
Term
aka bc
Definition
evergreens bc most stay green year round
Term
area on earth
Definition
very large
largestt
Term
largest are
Definition
more than 100 m tall
Term
oldest are
Definition
more than 4000yrs old
Term
male cones and female cones
Definition
-some have both m and f cones on the ssame tree and some have seperaste m and f trees
-male cones are pollen cones - produce pollen
-f cones are seed cones - where seeds develope
Term
each spring
Definition
pollen cones release millions of pollen grains that are carried by the wind (no water!)
Term
a grain of pollen lands on___________________________ and releases ______________________________
Definition
sticky section of female cone and releases 2 sperm cells (one fertilizes the ovule)
Term
after fertilization
Definition
the zygote grows on the surface of the cone scales ( this may take yrs) and if it lands in good soil it'll grow
Supporting users have an ad free experience!