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'X' is a gas which is required by producers to prepare their food. Select the incorrect statement regarding 'X'.

AIt constitutes 0.03% of air in atmosphere.
BIt turns lime water milky.
CIt is an important component of fertilisers.
DIt extinguishes fire.

An equilibrium state of a body is considered if all the forces acting on it

A Are in the same direction
B Are equal in magnitude
C Have zero resultant
D Can be arranged in pairs.

Select the INCORRECT statement.

A Overcooking destroys nutrients hence food should not be overcooked.
B All vegetables and fruits must be cooked before eating.
C Sugaring, salting and oiling food slow down growth of microbes on it.
D All of these

Select the option that on unscrambling gives the name of a clothing item worn in summers.

A RFMUFLE
B WASTERE
C OSTHSR
D NADGCRIA

Study the given classification chart of plant fibres. Plant fibres

Which of the following holds true for P, Q, R and S?

AP could be flax or jute.
BP and Q are biodegradable whereas R and S are non-biodegradable.
CQ could be coir whereas S could be sisal.
DBoth A and C

Select the option that correctly satisfies the same relationship based on their feeding habit.


A Lion : Cow
B Rabbit : Frog
C Cat : Mosquito
D Dog : Buffalo

Select the correct match.

AGinger - Root
BSweet potato - Stem
CCauliflower - Flower
DRadish - Leaves

Man X is standing in front of a plane mirror while man Y is running towards him from behind. If the man Y is running at a speed of 1 m s-1, how many metres nearer does the man Y seem to be away from man X after 5 seconds?


A7 m
B5 m
C6 m
D10 m

6 is related to 35 and 8 is related to 63 in the same way as 4 is related to ______.

A 18
B 12
C 15
D 16

Refer to the given statements and select the option that corrects underlined word wherever necessary.
I. Endoplasmic reticulum is responsible for packaging and transporting products of glandular cells.
II. Vacuoles contain chemical substances that digest intra and extracellular materials.
III. Ribosomes are membranous structures found scattered in the cytoplasm of all cells.
IV. Mitochondria are absent in mature mammalian red blood cells.

AEndoplasmic reticulum in I must be replaced by Golgi apparatus whereas membranous in III must be replaced by non-membranous.
BVacuoles in II must be replaced by Centrosomes whereas membranous in III should not be replaced as it is correctly mentioned.
CRed blood cells in IV must be replaced by sperms.
DEndoplasmic reticulum in I must be replaced by Peroxisome whereas Vacuoles in II must be replaced by Lysosomes.