Question
The herbicides which are ineffective on perennial plants
that are able to regrow from roots or tubers.Solution
Contact herbicides affect only the part of the plant to which they are applied. Systemic herbicides are absorbed and moved around the plant and thus would be effective on perennials.
Which of the following reproduces using fission?
Which one of the following crops enriches nitrogen content in the soil?
A particle starts from rest and moves with uniform acceleration for 24 seconds. Let the distances covered during the first 8 seconds, the next 8 seconds...
In which part of the chloroplast does the light reaction occur?
The arrangement of leaves on stems or its branches is
Which of the following is a macronutrient?
A 5 V battery of negligible internal resistance is connected across a 190 V battery and a resistance of 37 Ω as shown in the figure. Find the value of...
The SI unit of work is:
What is the SI unit of force?
