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Sania had to prepare a list of voluntary actions of body. By mistake, she wrote some involuntary actions also in the list. Pick out the involuntary actions from the list prepared by Sania, shown below.
(i) Chewing food
(ii) Sitting upright on a table
(iii) Digestion of food
(iv) Beating of heart
(v) Singing a song
(vi) Dancing
(vii) Breathing

A(i), (iii) and (v) only
B(iii), (iv) and (vii) only
C(ii), (iii) and (vi) only
D(v) and (vii) only

Refer to the given graph and identify X, Y, and Z.

Now, select the option that incorrectly matches the habitat with the type of adaptation shown by organisms inhabiting them.

A dog barks in a park and hears its echo after 0.5 seconds. The sound of its bark got reflected by a nearby building. The sound of speed in air is 346 m/s. The distance between the dog and the building is

A 86.5 m
B 80.6 m
C 75 m
D 8.65 m

What happens when food reaches the stomach?

AFood is almost fully digested in mouth and in the stomach it is absorbed.
BThe food moves quickly into the small intestine.
CJuices mix with the food and stomach muscles squeeze it.
DFood is completely digested and is absorbed by tiny blood vessels of stomach walls.

Full form of PIN is __________.

APostal Index Number
BPayable Index Number
CPrinted Indian Newspaper
DPermanent Index Number

Raman carried out an experiment to find out how fast water can pass through four different types of soil. He placed each type of soil into four different pots and put a dish at the bottom of each pot to collect the water. He used a stopwatch to measure the time taken for water to reach the level, he had marked at the same level in each dish. He recorded the results in a table as shown below.

Which soil is most suitable for a cactus plant?

AW
BX
CY
DZ

Study the given Venn diagram. Which among the animals P, Q, R and S is a hawk?


AP
BQ
CR
DS

Which one of the following match is not correct?

A
B
C
D

Shweta and Farheen are growing girls. Shweta takes lots of fried food like samosas, pakoras and also sweets chocolates, etc. whereas, Farheen takes iron deficient diet. Which of the following disorders are they likely to suffer from, respectively?

AAnaemia and Marasmus
BNight blindness and Obesity
CObesity and Marasmus
DObesity and Anaemia

Which of these words does NOT rhyme with any water body present on Earth?


AShiver
BCake
CBug
DBring