Question:
Which one of the following is a pre-emergence herbicide?
A. Atrazine
B. Pendimethalin
C. Glyphosate
D. 2,4-D
Choose the correct answer from the options given below:
Which one of the following is a pre-emergence herbicide?
A. Atrazine
B. Pendimethalin
C. Glyphosate
D. 2,4-D
Choose the correct answer from the options given below:
A. Atrazine
B. Pendimethalin
C. Glyphosate
D. 2,4-D
Choose the correct answer from the options given below:
Show Hint
Pre-emergence herbicides:
- Applied before weed emergence.
- Atrazine, Pendimethalin.
- Post-emergence: Glyphosate, 2,4-D.
- Applied before weed emergence.
- Atrazine, Pendimethalin.
- Post-emergence: Glyphosate, 2,4-D.
Updated On: Sep 1, 2026
- A only
- B and C only
- A and B only
- A and D only
Show Solution
Verified By Collegedunia
The Correct Option is C
Solution and Explanation
Step 1: Understanding the Question:
This question tests knowledge of herbicide classification based on application timing.
Step 2: Detailed Explanation:
Pre-emergence herbicides are applied before weed emergence.
Atrazine (A): Pre-emergence herbicide.
Pendimethalin (B): Pre-emergence herbicide.
Glyphosate (C): Post-emergence herbicide (non-selective).
2,4-D (D): Post-emergence herbicide (selective).
Thus, A and B are pre-emergence herbicides.
Step 3: Final Answer:
Thus, the correct answer is A and B only, which corresponds to option (C).
[0.5cm]
This question tests knowledge of herbicide classification based on application timing.
Step 2: Detailed Explanation:
Pre-emergence herbicides are applied before weed emergence.
Atrazine (A): Pre-emergence herbicide.
Pendimethalin (B): Pre-emergence herbicide.
Glyphosate (C): Post-emergence herbicide (non-selective).
2,4-D (D): Post-emergence herbicide (selective).
Thus, A and B are pre-emergence herbicides.
Step 3: Final Answer:
Thus, the correct answer is A and B only, which corresponds to option (C).
[0.5cm]
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