GK in English

World Geography General Knowledge Questions

Q. Which of the following is responsible for controlling hereditary characters of the living cells?
(A) Enzyme
(B) Hormone
(D) None of the above
Ans: (D)

Q. The unit of heredity in our body is called
(A) Chromosome
(C) Gene
(D) Nucleus
Ans: (C)

Q. Gene is
(A) A segment of DNA
(B) A segment of DNA and histone
(C) A segment of DNA, RNA and histone
(D) All of the above
Ans: (A)

Q. Who delivered the principle of ‘jumping gene’?
(A) Gregor Johann Mendel
(B) Tomas Hunt Morgan
(C) Barbara Mc Clintock
(D) Watson and Crick
Ans: (C)

Q. Which compound present in D.N.A. does not form amino acid?
(A) Adenine
(B) Tyrosine
(C) Guanine
(D) Cytosine
Ans: (B)

5. Biofertilizer

Q. Which of the following professional( s) are more likely to run the risk of a permanent change in their cell’s DNA?
1. Researchers using carbon 14 isotope
2. X-ray technician
3. Coal miner
4. Dyer and painter Select the correct answer by using the codes given below. Code

(A) Only 2
(B) 1, 2 and 3
(C) 1, 2 and 4
(D) 1, 3 and 4
Ans: (A)

Q. Which of the following is a source of biofertilizer?
(A) Yeast
(B) Chlorella
(C) Azolla
(D) Mold
Ans: (C)

Q. Which of the following is a biofertilizer?
(A) Urea
(B) 2,4-D
(C) Streptocycline
(D) Azolla
Ans: (D)

Q. The biofertilizer used as a supplemenatry food for the cattle, especially for milking bovinces is
(A) Azospirillum
(B) Azolla
(C) Azotobacter
(D) Rhizobium
Ans: (B)

Q. Which of these is not correctly matched?
(A) Blue-green algae – Biofertilizer
(B) Chrysopa – Maho-control
(C) Bio 902 – Variety of mustard
(D) Azotobacter – Bioinsecticide
Ans: (D)

Q. Which bacteria is responsible for nitrogen fixation in soyabean?
(A) Rhizobium leguminosarum
(B) Rhizobium japonicum
(C) Rhizobium fajioleai
(D) Rhizobium traitolai
Ans: (B)

Q. 2, 4-D is
(A) An insecticide
(B) An explosive
(C) A fungicide
(D) A herbicide
Ans: (D)

Q. Blue-green algae are chiefly used as biofertilizer in the crop of
(A) Wheat
(B) Gram
(C) Paddy
(D) Mustard
Ans: (C)

Q. Blue-green algae is used to supply nitrogen to
(A) Bajra
(B) Maize
(C) Paddy
(D) Wheat
Ans: (C)

Q. Which one of the following is not correctly matched? Nitrogen fixing Crop agent
(A) Blue-green algae – Paddy
(B) Rhizobium – Pea Leguminisarum
(C) Azotobacter – Wheat
(D) Azolla – Maize
Ans: (D)

Q. Azolla gives a good biofertilizer when mixed with
(A) Blue-green algae
(B) Bone meal
(C) Cow dung
(D) Urea
Ans: (A)

Q. Azolla is often used as biofertilizer because it is associated with
(A) Blue-green algae
(B) Red algae
(C) Fungus
(D) Moss
Ans: (A)

Q. Azolla is
(A) Aquatic Fern
(B) Aquatic algae
(C) Aquatic bacteria
(D) None of the above
Ans: (A)

Q. Aquatic Fern, which is used as a biofertilizer is
(A) Salvinia
(B) Azolla
(C) Marsilia
(D) Pteridium
Ans: (B)

Q. Which of the following microorganisms are used as biofertilizer?
(A) Cyanobacteria
(B) Protozoa
(C) Virus
(D) None of the above
Ans: (A)

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