Question

BIOLOGY
1. Which of the following is a non-communicable disease?
a) Tuberculosis b) Chicken pox
c) Diabetes d) Common cold
2. Living substance of the cell is
a) Cytoplasm b) Nucleus
c) Nucleoplasm d) Protoplasm
3. The white material in hens egg is
a) Yolk b)Albumin c)Fibrinogen d) Cell wall
4. Antibiotics are generally
b) Directly kills the bacteria
a) Toxic to bacteria
d) Suffocates the bacteria
c) Blocks biochemical pathways of bacteria.
5.Hemophilia is caused due to deficiency of
a) Vitamin K b) Vitamin C
c) Vitamin A d) Vitamin E
CHEMISTRY
1.The mass of Sodium is 11.7gms in Sodium chloride is
a)2.39gm b)3.02gm c)6.9gm d)7.1gm
2.The valency of nitrogen in ammonia is
a)2 b)0 c)3 d)4
3. the percentage by weight of O2 in CaSo4 is (O=16,S=32,Ca=40)
a)64 b)28.2 c)47.2 d)16.2
PHYSICS
1. An object starts from rest and attains a uniform acceleration of 4 metres/seconds square, then what will be its velocity at the end of half a metre
a)1m/s b)3m/s c)5m/s d)2m/s
2. An object is having mass of 4kg ,if its velocity is changing from 2 metre/second to 4 metre/second then what is the required force to change the velocity
a)8N b)5N c)10N d)32N
3. A cricketer hits a sixer. the cricket ball moves of with a velocity of 2m/s and falls down.
its initial velocity while falling down will be
a)1m/s b)1m/s square
c)0m/s d)2m/s
4. An object is moving in a circular path of radius 1 metre, if the object stops at the starting point then its displacement will be
a)1m b)14 pie m c)0m
d)49 pie m
5. If the radius of curvature of mirror is 30 cm then the focal length of the mirror will be
a)30cm b)10cm c)20cm d)15cm
6. A force of 25 Newtons is applied on an object of mass 10 kg moving with a velocity of 2 metre/second if the object gains velocity of 10 metre/ second then the time taken will be
a)1 second
b)3 seconds
c)4 seconds
d)2 seconds ​

Answer 1

Answer:

biology

1)d) common cold

2) protoplasm

3)albumen

4) directly kill the bacteria and also inhabited

5) vitamin D

sry but I know this much answer only hope this answer useful to you

Answer 2

Heya mate here is your answer...

1. Diabetes
2. Protoplasm
3. Yolk
4. Directly kills the bacteria
5. Vitamin A

Chemistry

• 2.39gm

hope it helps you