Question

8
X
1
=
8
1. Choose the correct answer
1. The frequency which is available to the human ear is
a) 50 kHz 720 kHz c) 15000 kHz d) 10,000 kHz
2. The amount of energy released when a radioactive substance
undergoes fusion and result in a mass defect of 2 kg
a) 2.7 x 1017 J b) 1.8 x 1017 J c) 0.9 x 1017 J
d) 3.6 x 1017 J .
3. A reaction between an acid and a lease is called
a) Neutralisation b) combustion precipitation
d) single displacement
4. TEM in soaps represents..........content in soap.
a) mineral b) vitamin A fatty acid d) carbohydrates
5. Paleontologists deal with..........evidences.
a) Embryological by Fossil c) Vestigial organ d) All the above
6. The miracle rice which saved millions of lives and celebrated
its 50th birthday is.....ITR8 b) IR24 c) Atomita 2 d) Ponni
7. Polyphagia is a condition seen in......
a) Obesity by Diabetes mellitus c) Diabetes inspirus d) AIDS
8. An example of fertile material
a) U235 by U238 C) PU239 d) PU241​

Answer 1

Answer:

(d)10,000kHz

(b)1.8 x1017 J

(a) Neutralization

(c)fatty acid

(b)Fossil

(a)IR 8

(b) Diabetes mellitus

(a)U 235

Explanation:

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