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Class Pisces

Adult frogs h...

Question

Adult frogs have
A. lungs
B. gills
C. lenticels
D. spiracles

(a) only B is correct
(b) both B and D are correct
(c) only A is correct
(d) B, C, and D are correct

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Solution

(c) Only A is correct.

Adult frogs respire through the lungs and the skin.

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S = \frac{a^{n + 1} + b^{n + 1}}{a^{n} + b^{n}}, a, b > 0

(1) S =

a

b

n = 0

(2) S =

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(3) S =

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Points A, B and C are taken in such a way that they lie on the same line. Point D does not lie on the line $\leftarrow \to A B$ .

Statement 1: $∠$ ABD and $∠$ DBC are supplementary

Statement 2: $∠$ ABD and $∠$ DBC form a linear pair

Choose the correct option:

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