Css Agriculture Questions And Answers - Part-4(Central Superior Service (css) ) Questions and Answers

Question 1. Tonoplast is a differentially permeable membrane surrounding the:
  1.    Mitochondria
  2.    Cytoplasm
  3.    Vacuole
  4.    Nucleus
Explanation:-
Answer: Option C. -> Vacuole
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 2. Which is not essential micronutrient?
  1.    Ni
  2.    Co
  3.    Mn
  4.    B
Explanation:-
Answer: Option A. -> Ni
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 3. In the nodules of roots in leguminous plants we find:
  1.    N2 producer bacteria
  2.    Denitrifying Bacteria
  3.    N2 fixing bacteria
  4.    Nitrifying bacteria
Explanation:-
Answer: Option C. -> N2 fixing bacteria
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 4. Organisms, which fix atmospheric nitrogen in the soil, are found among:
  1.    Mosses
  2.    Green algae
  3.    Soil fungi
  4.    Bacteria
Explanation:-
Answer: Option D. -> Bacteria
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 5. Which of the following is a weed killer?
  1.    N.A.A.
  2.    2,4-D
  3.    ABA
  4.    GA
Explanation:-
Answer: Option B. -> 2,4-D
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 6. Cell organelle found only in plants is:
  1.    Mitochondria
  2.    Golgi complex
  3.    Ribosomes
  4.    Plastids
Explanation:-
Answer: Option D. -> Plastids
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 7. When chlorophyll is burnt which one is obtained?
  1.    Na
  2.    Mn
  3.    Mg
  4.    Ca
Explanation:-
Answer: Option C. -> Mg
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 8. The following is a naturally occurring growth inhibitor:
  1.    NAA
  2.    GA3
  3.    ABA
  4.    1AA
Explanation:-
Answer: Option C. -> ABA
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 9. Chlorophyll contains:
  1.    Mn
  2.    Fe
  3.    K
  4.    Mg
Explanation:-
Answer: Option D. -> Mg
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 10. During 24 hours there is a time when plants neither give O2 nor CO2. This is the time of:
  1.    Night
  2.    Day light
  3.    Twilight
  4.    None of these
Explanation:-
Answer: Option C. -> Twilight
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
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