Which bacterium is used for nitrogen fixation in sugarcane?
(A) Rhizobium
(B) Azospirillum
(C) Bacillus
(D) Acetobacter diazotrophicus
The extra-chromosomal material in micro-organisms is?
(A) Viroid
(B) Ribozyme
(C) Plasmid
(D) none of these
NE In which field did Borlaug get the Nobel Prize (1970)?
(A) Agriculture
(B) Economics
(C) Plant Pathology
(D) peace
Unlimited Resources?
(A) Plants
(B) Soil
(C) water
(D) climate with solar energy
Which of the following statements is correct?
I. The exosphere is the uppermost layer of the atmosphere.
II. Outer atmosphere 80-400 km extends to.
(A) Both I and II
(B) Only I
(C) Neither I nor II
(D) II only
Which of the following is not a parasite of fish?
(A) Plasmodium
(B) Lernea
(C) Argules
(D) I. multiphilis
What is the Correlation Coefficient?
(A) non-linear relation
(B) linear relation
(C) dependent relationship
(D) all of the above
'Flavor saver' is an improved variety of?
(A) Potato
(B) Tomato
(C) Brinjal
(D) Paddy
Gallbladder is absent in
(A) Cow
(B) Goat
(C) Buffalo
(D) horse
Which of the following is not a bio-agent?
(A) Helicoverpa armigera
(B) Trichogramma
(C) Trichoderma
(D) Neochatina
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