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Select the INCORRECT statement.

ASkin is also a part of excretory system.
BAll organ systems, except reproductive system are the same in both male and female.
CSpinal cord connects all body parts to the brain.
DNumber of bones increases in an adult, from a new born.

Figure shows the displacement(x) of a particle going along the x-axis as function of time(t). The force acting on the particle is zero in the region


A AB
B BC
C CE
D DE

Read the given statements P, Q and R and select the option that correctly identifies the given blanks (i)-(vi).
P. An iron rod is (i) while a plastic ball is (ii).
Q. Kerosene is (iii) in water while honey is (iv) in water.
R. Concrete wall is (v) while butter paper is (vi).

A (i)-Magnetic, (iii)-Miscible, (v)-Transparent
B (ii)-Non-magnetic, (iv)-Miscible, (vi)-Translucent
C (i)-Non-magnetic, (iii)-Immiscible, (vi)-Opaque
D (i)-Magnetic, (iv)-Immiscible, (v)-Translucent

Study the given classification chart and select the option which can fill the empty spaces d, e and f correctly.


Ad - Meat, e - Fish, f - Soybean
Bd - Pulse, e - Egg, f - Nuts
Cd - Butter, e - Cheese, f - Fruits
Dd - Jaggery, e - Butter, f - Nuts

If the digits of the number 375486 are arranged in ascending order, then how many digits will remain at the same position?

ANone
BOne
CTwo
DThree

Select the correct statement.

AStride and cubit are standard units of measurements.
BMeter is the unit for measuring weight.
CLitre is the unit for measuring capacity.
DSmaller lengths are measured in gram.

Radhika while driving the car, notices the road sign shown here, she should _______.


ABe more cautious as hilly area is going to start
BSlow down
CStop to let the train cross
DTake a U-turn

Select the INCORRECT statement.

ASunlight keeps the house free from germs.
BWe should regularly do dusting of our house.
CThe drains of kitchen and bathroom should be well covered to keep away insects such as cockroaches.
DWe should not put wire netting on the windows as it obstructs the air entering our house.

Read the given paragraph where few words have been italicised.
The gall bladder secretes bile juice which is stored in the liver. Bile breaks down fats into tiny droplets that can be digested and absorbed more easily. The digestive juices then act on these tiny droplets to form simpler compounds known as amino acids and glycerol.
Select the incorrect statement regarding this.

A The positions of gall bladder and liver should be interchanged.
B Amino acids should be replaced with fatty acids.
C Fats should be replaced with starch.
D Glycerol should not be replaced as it is correctly mentioned.

A simple machine

AMagnifies the movement only
BEnables us to do more work by effort
CChanges the direction of force in all circumstances
DNone of these.