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The silkworm _______ lays tiny eggs. These eggs hatch into small _______. It moults its skin _______ times after which it stops growing. Then it spins a cocoon of silk threads around itself. At this stage it is known as _______.

(A) Larvae, moth, two, caterpillar

(B) Moth, caterpillar, four, pupa

(C) Caterpillar, pupa, five, moth

Ranchi prepared a salt solution with concentration 11.2% (mass by mass percentage) in 320 g of water. Abhinav prepared a salt solution by dissolving the same amount of salt (as used by Ranchi), but in 180 g of water. What is the concentration (in mass by mass percentage) of the solution prepared by Abhinav?

A 24.2%
B 19.9%
C 23.8%
D 18.3%

Which of the following statements is not true about destructive distillation of coal?

A It is carried out by heating coal strongly to 1000°C in the absence of air.
B The residue left behind after the process is a good fuel and burns without smoke.
C The gas evolved during the process is used as a fuel in many industries situated near the coal processing plants.
D None of these.

There are 6 children in a class. Each shook hands with each other. How many handshakes took place?

A30
B12
C15
D24

Select the correct match of the animal and the number of letters in its home name.

AHorse - 3
BLion - 5
CBee - 4
DEagle - 6

Which is the heaviest ball?


AM
BN
CO
DCan’t be determined

The artificial satellites sent into space by India in ascending order of their launching date is

A APPLE, EDUSAT, ROHINI, INSAT 4B
B EDUSAT, ROHINI, APPLE, INSAT 4B
C ROHINI, APPLE, EDUSAT, INSAT 4B
D INSAT 4B, EDUSAT, APPLE, ROHINI