List of practice Questions

Who did work on the recurrence of wheat rusts in India?
Match List-I with List-II
List-I (Microorganism)List-II (Disease)
(A) Colletotrichum falcatum(I) Late blight of potato
(B) Phytophthora infestans(II) Green ear of bajra
(C) Sclerospora graminicola(III) Red rot of sugarcane
(D) Ustilago nuda var. tritici(IV) Loose smut of wheat
Consider the following statements regarding economic importance of fungi and choose the correct statements -
Which of the following terms specifically refers to the practice of rearing stingless bees?
Which of the following is the correct sequence of reagents used in the Gram staining process?
(A). Iodine
(B). Crystal violet
(C). Safranin
(D). Alcohol
Bacterial cells are more resistant to osmotic shock than eukaryotic cells due to the -
Match List-l with List-Il (Disease and Causal organism).
The number of replications are equal to number of treatments in the -
Match List-I with List-II
List-I (Classes of Seed)List-II (Colour of Tag)
(A) Breeder Seed(I) Green Opal
(B) Foundation Seed(II) Azure Blue
(C) Certified Seed(III) White
(D) T.L. Seed(IV) Golden Yellow
What is the name of the microbial spray, consisting of a blend of seven fungi, developed by ICAR-IARI for insitu accelerated degradation of paddy straw or parali?
Which of the following is a promising chemical for flower induction in mango?
Which of the following statement is not true for NABARD?
Match List-I with List-II
List-I (Millet)List-II (Botanical Name)
(A) Barnyard millet(I) Paspalum scrobiculatum
(B) Kodo millet(II) Setaria italica
(C) Foxtail millet(III) Echinochloa frumentacea
(D) Finger millet(IV) Eleusine coracana
Sequence the principal stages of biological nitrogen fixation in their correct order of occurrence.
(A) Formation of infection thread
(B) Rhizobium multiply to colonize.
(C) Curling of root hair.
(D) Differentiation of cortical cells into nitrogen fixing cells
Which of the following conditions characterizes disguised unemployment?
What was India’s food grain production in 2021-22?
Which one of the following is a good example of subsistence farming?
The Food Corporation of India was established in which year?
What is the approximate composition of biogas, generated after decomposition of bio-degradable agricultural waste?
Diammonium phosphate contains-
Conservation Agriculture includes adoption of -
(a) burning of crop residues to manage pests.
(b) minimum tillage
(c) crop rotations
(d) mulching
Which of the following could be the valid value(s) of the correlation coefficient between two variables?
(a) -1
(b) +1
(c) -2
(d) +2
Choose the correct answer from the options given below.
What is the term for the negative effect that a host plant has on the growth of an insect-pest that feeds on it?
Linkage equilibrium can be achieved by:
In a pea flower, five petals are arranged in a specialised manner with one posterior, two lateral and two anterior. These are named as: