“Do not handle electric wires with your bare hands. Wear rubber gloves,” said Mr Gupta. Which of the following statements is not true about what Mr. Gupta commented?
A You will get electrocuted if you handle live wires.
B The rubber glove is a good insulator to protect us from electric shocks.
C The rubber gloves control the electric current flow.
D Electricity cannot flow through rubber.
Observe the given figures showing different methods of separation carefully and select the correct statements.
I. Method 1 is generally used to obtain pure water from muddy water.
II. Method 2 is used to separate components of a mixture which are miscible with each other and have different densities.
III. Method 3 is generally used to separate pulp from fresh fruit juice.
IV. Method 1 is based on the difference in boiling points of immiscible liquids while method 3 is based on the difference in size of components of a solid-solid mixture.
A(I) and (IV) only
B(II) and (III) only
C(II) and (IV) only
DNone of these
Match column I with column II and select the correct option from the given codes.
|Column I||Column II|
|T.||Density (= mass ÷ volume)||(v)||kg/m3|
AP-(i), Q-(ii), R-(iii), S-(iv), T-(v)
BP-(iv), Q-(iii), R-(ii), S-(v), T-(i)
CP-(iii), Q-(i), R-(iv), S-(ii), T-(v)
DP-(iii), Q-(i), R-(ii), S-(iv), T-(v)
Consider the following list of materials to answer the question which follows.
I. Liquid oxygen
II. Soap solution
Which one of the following is correct?
AI, III and IV are elements.
BII, III and V are mixtures.
CIII and IV are elements.
DIII and V are compounds.
Isn t soap solution aka sodium hydroxide a co,pound
Air at pressure P1 is
injected to a manometer
with a tube size of 2 cm
diameter and air at pressure
P2 is injected to another
manometer with a tube
size of 4 cm diameter as
shown in the figure.
Which of the following options about P1 and P2 is true?
A P1 = P2
B 2P1 = P2
C 4P1 = P2
D P1 = 4P2
Refer to the given flow chart and select the correct option regarding P, Q, R, S and T.
wrong flow chart and wrong options
Ans 2: (Master Answer)
Edible part of radish is leaves and roots. So, P can be radish. Edible part of turnip is roots. So, Q can be turnip. Edible part of lotus is stem. So, R can be lotus. Edible part of broccoli is flower. So, S can be broccoli. Edible part of pumpkin is fruit. So, T can be pumpkin.
Study the given figure and select the incorrect option for P, Q, R and S.
AP is usually colourful and helps to attract the insects.
BR is usually green in colour and protects the inner parts of flower when it is in bud stage.
CQ is male reproductive part of the plant.
DS receives pollen grains from anther.
Amit uprooted a plant and found fleshy tubers in roots
as shown in the figure. What could he infer about the
plant by observing the roots?
A The root system do not penetrate deep in the soil. Both main roots and their branches are thin and thread-like.
B The plant has leaves with reticulate venation only.
C The root system follows acropetal orientation i.e., the youngest towards growing point and oldest towards the base of the main root.
D Both b and c.