LPUNEST 2023 Sample Paper for B.Sc Agriculture

SAMPLE QUESTIONS

English

Question 1: Choose the correct verb to fill the gap. By the end of the year, she _______
with a degree in business.
(A) already graduates
(B) already graduate
(C) will have already graduated
(D) has already graduated

Question 2: Choose the synonym for the following word “Hallowed “
(A) Sacred
(B) Old
(C) Inactive
(D) Effective

Question 3: As _______ cuts it as well as he does, I always have my hair cut at
Johnson’s.
(A)anyone
(B)someone else’s
(C)no one else
(D)everyone

Question 4: Mohit _______ his century before it is the end of the match.
(A) will score
(B) will have scored
(C) has scored
(D) scores

Question 5: Which word is a adverb in this sentence? There are no interesting
programmes tonight.
(A) Interesting
(B) Programmes
(C) There
(D) tonight

Chemistry

Question 1 : Which one of the following molecules has the smallest bond angle?
(A) N𝐻3
(B) 𝐻2𝑆𝑒
(C) 𝐻2𝑆

(D) 𝑃𝐻3

Question 2 : The addition of arsenic to germanium makes the latter a:-
(A) Extrinsic semiconductor
(B) Metallic conductor
(C) Intrinsic semiconductor
(D) Mixed conductor

Question 3: For an ideal binary liquid solution with p°A > p°B, which of the following
relations between xA (mole fraction of A in liquid phase) and yA (mole fraction of A in
vapor phase) is correctly represented?
(A) xA > yA
(B) xA = yA
(C) xA < yA
(D) xA and yA cannot be correlated with each other

Question 4 : In the reaction, 3𝐶𝑙2+ 6NaOH → NaCl𝑂3 + 5NaCl +3𝐻2O The element which
loses as well as gains electrons is:-
(A) CL
(B) Na
(C) O

Question 5 : An element has three elements in the 4th shell, the atomic number of the
elements is:-
(A) 27
(B) 21
(C) 13
(D) 31

Physics

Question 1: The photoelectric effect was discovered by:-
(A) Einstein
(B) Hertz
(C) Millikan
(D) Halwachs

Question 2 : An electron, a proton and a deutron and an α-particle have same linear
momenta. Which one of them possesses least kinetic energy?
(A) Electron
(B) Deutron
(C) Α-particle

(D) Proton

Question 3 : Three equal masses P, Q and R pulled with a constant force F. They are
connected to each other with strings. The ratio of the tension between PQ and QR is:-
(A) 2:1
(B) 1:2
(C) 3:1
(D) 1:1

Question 4 : To avoid slipping while walking on ice one should take larger steps because
of the:-
(A) Larger normal reaction
(B) Smaller normal reaction
(C) Smaller friction
(D) Larger friction

Question 5 : If the Earth shrinks in its radius by 4%, mass remaining the same, the value
of ’g’ on its surface:-
(A) Remains constant
(B) Decreases by about 8%
(C) Increases by about 8%
(D) Decreases by about 4%

Mathematics

Question 1:If a, b, c are in A.P. and p, p' are the A.M. and G.M. respectively between a and
b while q,q' are the A.M. and G.M. respectively between b and c, then:-
(A) pq = p' q'
(B) p2 + q2 = p'2 + q'2
(C) p2 - q2 = p'2 - q'2

Question 2 : The number of ways in which different flowers can be strung to form a
garland so that 4 particular flowers are never separated is:-
(A) 288
(B) 5!4!.
(C) 4!4!
(D) 0

Question 3: The chance of throwing a total of 3 or 5 or 11 with two dice is:
(A) 5/36
(B) 1/9
(C) 2/91
(D) 9/36

Question 4 : The distance of the point (x, y ) from x-axis is:
(A) |x|
(B) Y
(C) X
(D) |y|

Question 5: The mean of 50 observations is 36. If two observations 30 and 42 are deleted,
then the mean of the remaining observations is:-
(A) 36
(B) 48
(C) 38

Biology

Question 1 Seeds swell when placed in water due to:-
(A) Transpiration
(B) Imbibition
(C) Hydrolysis
(D) Osmosis

Question 2: Which of the following combinations is correct?
(A) Lipase - Ester bond
(B) Protease - Phosphodiester bond
(C) Nucleases - Glycosidic Bond
(D) Amylase - Peptide bond

Question 3: Proteins embedded in the cell membrane function to:-
(A) Produce energy for the cell
(B) Transport materials in and out of the cell
(C) Carry genetic information
(D) Store excess water

Question 4: Which of the following is not a STOP codon?
(A) Opal
(B) Amber
(C) Ochre
(D) Gyro

Question 5: Who is known as the father of modern bee science?
(A) Huber
(B) Fahian
(C) Whenson

(D) Kurian

Horticulture

Question 1: Sugarcane + Potato is an intercropping system of:
(A) Autumn season
(B) Zaid season
(C) Spring season
(D) Rainy season

Question 2: Which of the following is TPS variety of Potato?
(A) JH 222
(B) Chipsona-II
(C) Anand
(D) HPS-1/113

Question 3: Bending of tomato plants towards light is called—
(A) Phototropism
(B) Vernalisation
(C) Photo-respiration
(D) None of these

Question 4: Seed-plot technique is adopted in—
(A) Onion
(B) Potato
(C) Sugarcane
(D) Tomato

Question 5: IARI released 11 new varieties of HYV crops. Which one is variety of
marigold?
(A) Pusa Raunak
(B) Pusa Madhurima
(C) Pusa Bahar
(D) All of these

Crop production

Question 1: Pulses fit well in cropping system as they are
(A) Short duration crops
(B) Long duration crops
(C) Diseases resistant crops
(D) Moisture stress resistant crops

Question 2: Groundnut pegs when developed in the soil form

(A) Roots
(B) Stems
(C) Tubers
(D) Fruit

Question 3: Pedology considers soil as a
(A) Natural body
(B) Purely a synthesized one
(C) Medium for plant growth
(D) Powdered rock mass of the earth crust

Question 4: The strongest chemical agent for breaking dormancy is
(A) Potassium nitrate
(B) Gibberellins
(C) Ethylene
(D) Cumerin

Question 5: The rice variety containing “Dee-geo-woo-gen” is
(A) Indrasan
(B) Basmati
(C) TilakI
(D) R-8