Class X,Social Science

                                                                          (Section-A)

A// Multiple Choice Questions (8x1= 8)

1. Following is a form of power sharing in modern democracies:

a) Power sharing among different organs of government.

b) Between governments at different levels

c) Among different social groups

2. Following is a prudential reason for power sharing:

a) Power sharing among different political parties.

c) Power sharing among different social groups.

d) Reservation of seats in the legislature and government services for the members belonging

3. Which of the following are the two Ethnic groups in Sri Lanka?

a) Hindus and Muslims c) Sinhalese and Tamils

b) Muslims and Christians d) Christians and Tamils

a) Flemish c) Brussels

b) Walloon d) German

5. How many % of people speak France in Brussels?

a) 80% c) 30%

b) 20% d) 40%

6. There are about _______ % of Christians, who are both Tamil and Sinhala living in Sri Lanka.

a) 6% c) 8%

b) 7% d)9%

7. When does Sri Lanka emerge as an independent country?

a) 1947 c) 1948

b) 1949 d) 1950

8. Power is shared among different organs of government, such as the legislature, executive and

a) Federal division of power   c) Horizontal distribution of power

b) Power sharing in Panchayat level.  d) Vertical division of power.

 B// Answer the following Questions (Select only 2) (2x1= 2)

1. What is meant by Power Sharing?

2. Why are some Tamils in Sri Lanka called Indian Tamils?

3. What Languages are spoken in Belgium?

to scheduled castes and scheduled tribes.
       

                                                                  (Section-B)

1. Full form of HDI? 1

Ans:__________________________________________________________________________

2. Full form GDP 1

Ans:__________________________________________________________________________

3. Accounting period: Please mention Starting and ending date 1

Ans:__________________________________________________________________________

 4. Mention 4 factors of production 2

5. Define National Income? 2

6. Mention 4 objectives of Social development? 2

7. If there are 4 families and their total income is RS.20, 000; what would be the per capita income

of each family? 1

C// Activity      20

D// CW/HW      10

Class X,Science

I .   CHOOSE THE CORRECT ANSWERS                                                    10× 1 =10

1. Hormone is____________________.

(a) Enzyme product                (b) chemical messanger

       (c) Nerve impulse (d) excretory product.

2. Secretion  of milk is maintained by _________________

(a) relaxin        (b) oestrogen  (c) prolactin    (d) progesterone

3. Glucose level of blood is regulated by ___________________

 (a) Thyroxine & calcium       (b) insulin & glucagon  

       (c) insulin & thyroxine           (d) glucagone & thyroxine

4. Junction of two neurons is called ____________________

        (a) synapse               (b) synapsis          (c) joint          (d) junction

5. The substance which accelerates the growth in stem is______________

 (a) vitamin       (b) enzyme   (c) auxin  (d) chlorophyll

6. gibberellins stimulate ______________

 (a) cell division         (b) growth of lateral roots

      (c) elongation of internodes          (d) curvature of coleoptile

7. The brain is responsible for _________________________

 (a) thinking     (b) regulating the heart beat     (c) balancing the body     (d) all of the above

8.  Plant hormones are called ________________

         (a) hypohormone       (b) metahormone   (c) phytohormone  (d) cytohormone

9.    _____________ conduct nerve impulse away from the cell body.

               (a) axon          (b) cyton               (c) dendrites            (d) none of these

10.  Which of the following is correct about receptor?

 (a) Olfactory receptor detects smell and are present on the tongue.

(b) Gustatory receptors detect smell and are present on the tongue

 (c) Olfactory receptor detects smell and are present in nose

 (d) Gustatory receptors detect taste and are present in nose

II . ANSWER ANY 5 OF THE FOLLOWING  5×2=10

1. What are plant hormones? Write the types of plant hormones?

2. Draw a diagram of reflex arc and label in it sensory neuron, motor neuron, relay neuron, receptors?

3. Compare and contrast nervous and hormonal mechanisms for control and coordination in animals?

4. Which gland is called master gland and list out the hormones which are secreted by that gland?

5. Give an example of plant hormones that promotes growth at the shoot tip of the stem and  

    stem of the plant?

6. Illustrate the path way of reflex action when you touch a hot object?

7. What is the role of dendrites?

III.  Activity   20

IV. CW/HW 10

Class X,Maths

I. Fill in the blanks. (10×1=10)

a.  is the prime factorization of ________.

       (293, 140, 156)

b. 0.375 is _____________ decimal expansion.

(Terminating, Non-terminating Repeating, Non-terminating

Non-repeating)

c. HCF of 2 and 16 is __________

(2, 4, 6)

d. LCMHCF (a, b)= _________

(ab, a+b, a-b)

e. __________ is a linear equation in two variables.

( ++=0, ++1=0, x+y+2=0)

f. Number of zeroes in a cubic polynomial is ____ .

(3, 4, 10)

g. If two lines intersect each other, they will have _____ solution.

(one, zero, infinity many)

h. α= _______

(,,)
i. By Euclid’s Division Lemma, a=bq+r , where_______

(0<r>b, 0<r<b, 0<r<b)

j. If two lines are parallel, then the pair of equation has no solution. In

this case, the pair of equations is ____________.

(consistent, inconsistent, none of these)

 II. Solve any five.                 ( 5×2=10)

a. Prove that  is irrational.

b. Find HCF and LCM of 24 and 48, also verify that LCMHCF= Product of

two numbers.

c. Find zeroes of quadratic polynomial + 6x + 9 .

d. Find r(x), If p(x)= - 3 + 5x -3, g(x)=  – 2.

e. Solve, 5x-4y+8=0

7x+6y-9=0

f. Five years ago, Nuri was thrice as old as Sonu. Ten years later, Nuri

will be twice as  old as Sonu. How old are Nuri and Sonu?

g. Check whether the given linear equation has unique solution or no

solution or infinity many solutions.

x-3y-3=0

3x-9y-2=0

III. Activity (20)

IV. CW/HW (10)