BASIC SCIENCE – BIOLOGY
1. The part of the condenser that helps adjust the light intensity in a microscope is:
a) Clip
b) Objective lens
c) Diaphragm
d) Eye piece
2. From the four statements given below, identify those that are related to sclerenchyma.
a) Composed of cells of the simplest structure.
b) Composed of cells whose walls are uniformly thick throughout.
c) Helps in photosynthesis.
d) Thin cell wall.
3. In which fluid of the nucleus, the part that appears like a network of threads is ______?
a) Chromatin reticulum
b) Nucleolus
c) Endoplasmic reticulum
d) Mitochondria
4. Which is the part by which the embryo attaches itself to the endometrium of the uterus?
a) Umbilical cord
b) Placenta
c) Amnion
d) Zygote
5. Which tissue helps in body movement?
a) Epithelial tissue
b) Muscular tissue
c) Nervous tissue
d) Connective tissue
6. Who introduced Adenine, one of the key building blocks of nucleic acids, as artificially synthesized?
a) Harold Urey
b) Urey–Miller
c) Sidney Fox
d) Joan Oro
PHYSICS
7. The basic unit of length is:
a) Metre
b) Kilometre
c) Nanometre
d) Centimetre
8. Materials used to reduce friction are lubricants. Write an example for a solid lubricant.
a) Oil
b) Kerosene
c) Castor oil
d) Graphite
9. The SI unit of volume is:
a) m³
b) cm³
c) m²
d) cm²
10. The density of water is:
a) 1000 kg/m³
b) 100 kg/m³
c) 1000 kg/m²
d) 1000 kg/m
11. Man and other living creatures use muscular force to do work. Force in relation to motion is commonly known as:
a) Mechanical force
b) Magnetic force
c) Gravitational force
d) Frictional force
CHEMISTRY
12. Latin name of silver is Argentum. Then what is the Latin name of Gold?
a) Stannum
b) Aurum
c) Plumbum
d) Kalium
13. What is the symbol of potassium?
a) K
b) Ag
c) P
d) N
14. Chemical formula of calcium bisulphate is Ca(HSO₄)₂. Write the number of oxygen atoms in it.
a) 2
b) 8
c) 4
d) 6
15. Symbol of chlorine is Cl. How will you represent two chlorine atoms?
a) 2Cl
b) Cl₂
c) Cl
d) Cl₃
16. Arrangement of particles in matter is different. In which state is the force of attraction between the particles very high?
a) Solid
b) Liquid
c) Gas
d) Plasma
17. Iodine is a substance which directly changes to vapour on heating. Name another substance having this property.
a) Salt
b) Sugar
c) Sodium hydroxide
d) Naphthalene
SOCIAL SCIENCE
18. Name the Dutch Governor, who gave leadership to compiling the work, Hortus Malabaricus.
a) Dr. K. S. Manilal
b) Hendrik van Rheede
c) Thomas Munro
d) Itti Achuthan Vaidyar
19. The Attingal Revolt is the first organized rebellion against the British in India. It took place in which year?
a) 1741
b) 1757
c) 1721
d) 1761
20. Identify the wrong statement related to Raja Ram Mohan Roy from among the following.
a) He played a crucial role in abolishing Sati.
b) He formed an organisation named Satyashodhak Samaj for social reformation.
c) Started many schools to impart modern education.
d) Started Brahma Samaj.
21. Who among the following was not a moderate leader?
a) Bal Gangadhar Tilak
b) Pherozeshah Mehta
c) Dadabhai Naoroji
d) Gopalakrishna Gokhale
22. Identify the Summer Solstice Day from the following.
a) 21st March
b) 21st June
c) 23rd September
d) 22nd December
ANSWERS – 1 TO 22
- (c)
- (b)
- (a)
- (b)
- (b)
- (d)
- (b)
- (d)
- (a)
- (a)
- (d)
- (b)
- (a)
- (b)
- (a)
- (c)
- (d)
- (b)
- (c)
- (b)
- (a)
- (b)
