Most genetically modified crop varieties have been engineered for herbicide resistance . (True or false?)

Most genetically modified crop varieties have been engineered for herbicide resistance .
 
  Indicate whether the statement is true or false

Question 2

Another term for ground is
 
  A) common B) voltage C) plus voltage D) potential

Question 3

Light soils are more difficult to till than heavy soils .
 
  Indicate whether the statement is true or false

Question 4

Three 12 k resistors are in series across a 12-V source. The voltage across each resistor is
 
  A) 4 V B) 36 V C) 12 V D) 3 V

Question 5

Etiolation is caused by poor soil aeration .
 
  Indicate whether the statement is true or false