A) that they resist chemical weed killers
B) as they produce large quantities of seeds several times a year
C) because new plants can grow out of the damaged parts of a plant
D) that they can become dormant when weed killers are used
E) since it is impossible to kill them in any way
264- It is understood from the passage that some chemical weed killers have been specially designed --------.
A) to destroy a weeds capacity to produce seeds that can lie inactive over long periods of
time
B) to prevent weeds from producing too many seeds
C) to clean the soil from all unwanted seed
D) to destroy only unwanted vegetation
E) to sterilise the earth and prevent all forms of vegetation from growing
Just as railway bridges were the structural emblems of the 19th century, highway