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Which of these is an incorrect statement ?

AJute plants are harvested at the flowering stage.
BRetting is done to soften the tissues so that fibres can be separated easily.
CKnitting is done by machines only.
DWeaving is a process of arranging two yarns together.

Which of the following will happen if the population of snakes is increased in the given food web?


A The population of frog will increase.
B The population of peacock will decrease.
C There will be no effect on the population of hen.
D The population of grasshopper will increase.

If means means means , then which of the following has a triangular face?

A
B
C
D

Select the option that correctly arranges the given planets in an ascending order of size.

ASaturn < Jupiter < Uranus < Neptune
BVenus < Neptune < Saturn < Jupiter
CEarth < Mars < Saturn < Jupiter
DVenus < Earth < Mars < Saturn

We should carry_________ whenever we go out, on that day, when the newspaper shows the given symbol in weather report.

A Raincoat
B Sweater
C Umbrella
D Both (A) and (C)

Cooking oil is NOT obtained from ________.

A

B

C

D

Refer to the given flow chart and select the correct statement regarding X, Y and Z.


AX appears smooth whereas Z appears striated.
BY pumps blood throughout the body.
CX lines the internal wall of blood vessels.
DNone of these

The terminals of a battery are joined by a length of resistance wire. Which change, on its own will decrease the current through the battery?

AConnecting an identical wire in series with the first one.
BCovering the wire with plastic insulation.
CUsing a shorter wire of the same material and same thickness.
DUsing a thicker wire of the same material and same length.

Match column I with column II and select the correct option from the given codes.


AP - (i), Q - (ii), R - (iii), S - (iv)
BP - (ii), Q - (iii), R - (iv), S - (i)
CP - (iv), Q - (iii), R - (ii), S - (i)
DP - (i), Q - (iii), R - (ii), S - (iv)

Four strips are cut from a fresh potato. The length of each strip is measured. One strip is placed in water and others in different concentrations of sugar solution. After an hour, the strips were measured again. The results are shown in the table. Which of the liquids P, Q, R and S is water?


A P
B Q
C R
D S