Author Question: Why is sulfuric acid needed in some seed germination? What will be an ideal ... (Read 40 times)

newbem · **on:** Jul 21, 2018

Why is sulfuric acid needed in some seed germination?

What will be an ideal response?

Question 2

The reason(s) herbicides are sometimes ineffective is(are) _____.

A) use of the wrong herbicide
B) inaccurate weed identification
C) poor timing of applications
D) all of the above

huda · **Reply #1 on:** Jul 21, 2018

Answer to Question 1

Some seed coats are very hard, and water cannot penetrate to the endosperm. In these cases, it is
necessary to scarify the seed. A common way to scarify seed is to nick the seed coat with a knife or a
file. Another method is to soak the seeds in concentrated sulfuric acid.

Answer to Question 2

D