Question

CHALLENGE FOR ALL BRAINLY USERS
MULTIPLE CHOICE QUESTIONS

Select the correct option(s) out of the four possible options given after the statement of the

questions:

Q1. What magnitude of force will change the bring a body of mass 1 kg moving at a speed of

30m/s to rest in 5 sec.

(a) 1 N (b) 6 N (c) 10 N (d) 25 N

Q2. Area under velocity- time graph gives the value of-

(a) displacement (b) speed (c) velocity (d) acceleration

Q3. The gravitational force between two objects is F. If masses of both objects are halved and

the distance between them is doubled, then the gravitational force would become

(a) F/4 (b) 2F (c) F/8 (d) F/16

Q4. Newton’s first law of motion helps to determine

(a) magnitude of force (b) definition of force (c) magnitude of velocity (d) definition of velocity

Q5.What is the symbol of element Potassium ;

(a) Li (b) Na (c) Pb(d) K

Q6. A solution contains 200 g of sodium chloride dissolved in 1000 ml of water. The

concentration of solution in g per 100 ml is ;

(a) 10 (b) 15 (c) 20 (d) 25

Q7.The nature of colloidal solution is ;

(a) Stable (b) Unstable (c) either stable or unstable (d) None of these

Q8. Which tissue has hair like projections on their outer surface?

(a) Ciliated epithelium (b) Columnar epithelium (c) Squamous epithelium (d) None of the

above

Q9. The nuclear region of prokaryotes is known as ;

(a) Nucleus (b) Nucleoid (c) Nucleolus (d) Nucleic acid

Q10. Which of these tissue stores fat in our body ;

(a) Epithelial (b) muscular (c) adipose (d) none of the above​

Answer 1

Answer:

1. a
2. c
3. a
4. b
5. c
6. d
7. c
8. c
9. c
10. a

Explanation:

it is wrong

challange

Answer 2

Answer:

CHALLENGE

1) A

2) C

3) A

4) B

5) C

6) D

7) C

8)C

9) C

10)A

challenge done!!!

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