It is said that the number and pattern of convolutions are associated with the degree of intelligence.
a) Is it true ?
b) If yes, give the scientific reason for it.

(b)Give three examples of sentences which are not statements.Give reasons for the answers.

Assertion : Zeolites are widely used as catalyst Reason : They have closed network solid structure which enables then to take up other smaller molecules : A) if both assertion and reason are true and the reason is the correct explanation of the assertion B) if both assertion and reson are true but reason is not the correct explanation of the assertion. C) If assertion is true but reason is false. D) If the assertion and reason both are false.

Give the one word scientific term for the following . Masses of bacteria associated with fungal filaments to form mesh like structures.

Two dice are thrown. The events A , B and C are as follows. A : getting an even number on the first die B : getting an odd number on the first die. C : getting the sum of the number on the dice le 5 state true or flase ( give reason for yours answer). A = B'.

Two dice are thrown. The events A , B and C are as follows. A : getting an even number on the first die B : getting an odd number on the first die. C : getting the sum of the number on the dice le 5 state true or false ( give reason for yours answer). A', B' , C are mutually exclusive and exhaustive.

Two dice are thrown. The events A , B and C are as follows. A : getting an even number on the first die B : getting an odd number on the first die. C : getting the sum of the number on the dice le 5 state true or flase ( give reason for yours answer) A and B are mutually exclusive and exhaustive.

Two dice are thrown. The events A , B and C are as follows. A : getting an even number on the first die B : getting an odd number on the first die. C : getting the sum of the number on the dice le 5 state true or false ( give reason for yours answer). A and C are mutually exclusive.

Assertion: Phenoxide ion on treatment with an active alkyl halide (e.g.CH_(2) =CH- CH_(2)Cl ) gives two products-, viz, O-substituted and C-substituted. Reason: Phenoxide ion is an ambident nucleophile. A. If both assertion and reason are true and the reason is the correct explanation of the assertion. B. If both assertion and reason are true but reason is not the correct explanation of the assertion. C. If assertion is true but reason is false. D. If both assertion and reason are false.