Sarika took distilled water in a bottle and tried to find whether it conducts electricity or not. What is she likely to find?
It is good conductor of electricity
It is an insulator
It is poor conductor of electricity
None of the above
Which one of the following statements is not correct?
There is a maximum limit of current which can safely flow in the electric circuit.
Fuses are inserted in electric circuits of all the buildings
If the proper fuse is inserted in a circuit, it will blow off, if the current is more than the safe limit.
There is a minimum limit of current which can safely flow in the electric circuit.
Which one of the following places is most likely to be affected by a cyclone?
Puri
Mumbai
Goa
Porbandar
There are two columns, Column A and Column B:
| Column A | Column B |
| 1) Canopy | a) Dead plant and animal tissues |
| 2) Decomposers | b) A wild animal |
| 3) Humus | c) Microorganism |
| 4) Porcupine | d) Branches of tall tree |
Which one of the following is the correct sequence of Column B for the given sequence of Column A?
a,c,b,d
c,d,b,a
d,c,a,b
a,b,c,d
Why are science fairs organised in schools?
To help the students to score higher in their examination
To nurture creativity and experimentation in science among students
To evaluate students on the basis of their performance
To prepare students for higher education in science
The change in seasons on the earth occurs because
the axis of rotation of the earth is tilted with respect to the plane of its orbit
the distance between the earth and the sun is not constant
the axis of rotation of the earth is parallel to the plane of its orbit
the axis of rotation of the earth is perpendicular to the plane of its orbit
Why are the soles of the shoes treaded?
To decrease friction
To increase friction
To increase life of the shoes
To give the shoes more protection
Why is formative assessment important in science?
It helps in developing scientific temper in students
It is diagnostic
It helps in better understanding of science
It is easy to conduct
