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Pick the odd one out from each series given below and select the correct option.
(i) Moat, Dhekli, Sprinkler system, Rahat
(ii) Urea, Disyston, Potash, Ammonium sulphate
(iii) Khurpi, Weedicides, Harrow, Silos
(iv) Sowing, Irrigation, Hybridisation, Harvesting
(v) 2, 4–D, MCPA, Butachlor, BHC

Identify the given agricultural tool.


A Combine
B Hoe
C Cultivator
D Seed drill

Based on the clues provided, identify W, X, Y and Z and choose the correct option.
W: An item worn to protect from insect bites.
X: A fabric made from a natural fibre derived from the flax plant.
Y: A synthetic fibre invented by Wallace Carothers.
Z: A traditional Indian attire worn by men in Punjab.

A W - Full-sleeve clothes, X - Linen, Y - Nylon, Z - Kurta-Pajama
B W - Raincoat, X - Jute, Y - Rayon, Z - Mundu
C W - Cotton shirt, X - Silk, Y - Polyester, Z - Lungi
D W - Woollen sweater, X - Jute, Y - Acrylic, Z - Dhoti

Jantar Mantar in Delhi was built to predict the time and movements of the Sun, Moon, and planets by _____________ .

ASawai Jai Singh
BAryabhata
CVarahamihira
DBhaskara

Which letter will be 4^th to the right of 9^th letter from the right end, if 1^st and 2^nd, 3^rd and 4^th and so on are interchanged in the word 'COMPANIONATE'?

AI
BO
CA
DN

How many of the following are fungal diseases of plants?
Citrus canker, Late blight of potato, Mosaic disease of mustard, Downy mildew of grapes, Leaf curl of cotton, Rust of wheat, Tobacco mosaic disease, Loose smut of wheat, Leaf curl of tomato

A 6
B 7
C 4
D 5

A boy moved 5 m North then 3 m West then 5 m South and at last 5 m East. What is the displacement of the boy from his starting point?

A 5 m
B 2 m
C zero
D 20 m

A box is pushed but does not move. Which of the following statements is correct?

A Work is done because force is applied.
B Work is not done because the box does not move.
C Work is done only if the force is large enough.
D Work is always done when a force is applied, regardless of movement.

At a particular time, the constant of ratio of length of a tree and the length of its shadow is found to be 2.5. Now, the length of the shadow of a pole is 25 m, calculate the length of the pole.

A 25 m
B 22.5 m
C 62.5 m
D 63.5 m

Read the given conversation between six friends. Who among them has given correct statements.
Raj – Friction slows down moving objects.
Maya – Gravitational force is a contact force.
Ali – A lever can only move objects in one direction.
Nita – Pulley is used to lift heavy loads easily.
Arya – A wedge is used to join objects.
Ravi – Elastic force helps objects regain their shape.

A Raj, Maya and Ali
B Maya, Nita and Ravi
C Raj, Nita and Ravi
D Maya, Ali and Arya