Manish is trying to dissolve some material in the water but it is not getting dissolved. What it could be?
A compass works with the help of
A Solar energy
B Moon's gravity
C Earth's magnetic field
D Earth's gravity.
Rahul took a turmeric paper and tried to draw flowers on it with the help of cotton buds dipped in solutions P and Q. The flower drawn with solution P was not visible while one drawn with solution Q turned red.
Solutions P and Q could be respectively
A Lime water and lemon juice
B Vinegar and soap solution
C Common salt solution and baking soda
D Both and (C).
Which of the following statements is correct?
A The mantle or the upper layer of the Earth is made of volcanoes.
B The liquid that comes out of a volcano is called magma.
C Based on the nature of eruption, volcanoes can be active, dormant or extinct.
D The magnitude of tsunami is measured on Richter Scale developed by Charles Richter in 1985.
The liquid inside the volcano is called lava . When it comes out it is called magma.
. Which of the following statements is correct for all the three animals shown below?
(1) All are egg laying animals.
(2) All are cold-blooded animals.
(3) All of them have their body covered with scales.
(4) All of them have same number of heart chambers.
AOnly 1 and 2
BOnly 2 and 4
COnly 1, 2, and 3
DOnly 2, 3, and 4
this question was not showned in my mock test ques paper
A cup of water was heated for eight minutes. The thermometers show the temperature readings during different times of heating.
What can be the temperature when it is heated for three minutes?