Science Practice Test - I
Class- 4 [ 30 Marks]
Portion - 1) Food we eat
2) Teeth and digestion
3) All about soil
Q. 1] Choose correct option. [ 3 Marks ]
i) Sugar and starch are type of _____________________
a) Fats
b) proteins
c) carbohydrates
d) minerals
ii) _______________ is placed just below the enamel.
a) Gums
b) Pulp
c) Crown
d) Dentine
iii) Plants grow better in soil which contains ___________
a) parent material
b) humus
c) water
d) a and c both
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Q.2] True or False? [ 3 Marks ]
i) The roots of plants grow in subsoil.
ii) The solid waste is removed from our body through rectum.
iii) Our body needs proteins to build muscles, to grow and to repair tissues.
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Q.3] Match the following. [ 3 Marks ]
( A )
i) Body -building foods
ii) Canines
iii) Fertile layer of soil
( B )
a) Four in all
b) Almonds, cashew nuts and groundnuts
c) Milk, eggs, cheese, fish
d) eight in all
e) Subsoil
f) Topsoil
Q.4] Jumbled words. [ 3 Marks ]
i) GORUAHGE -
ii) OTOPRAOZ -
iii) AMLYO -
Q.5] Name the following. [ 3 Marks ]
i) A harmful microbe -
ii) Visible part of the tooth -
iii) Taking steps to protect soil -
Q.6] Write odd one out. [3 Marks ]
i) Clayey, Sandy, Bedrock, Loamy
ii) Incisors, Canines, Enamel, Molars
iii) Potassium, Iodine, Calcium, Fish
Q.7] Identify the following images. [ 3 Marks ]
i)
_________________________
ii)
____________________
iii)
__________________________
Q.8] Answer in short. [ 3 Marks ]
i) What are protozoa? Write diseases cause by them.
ii) Write about factors responsible for soil erosion.
iii) What is plaque?
Q.9] Answer in detail. [ 6 Marks ]
i) Explain the role of intestines in the process of digestion.
ii) Explain different ways of preservation and protection of food from germs.
iii) Why should we plant more trees?
Answers :
Q.1]
i) c
ii) d
iii) b
Q.2]
i) False
ii) True
iii) True
Q.3]
i) c
ii) a
iii) f
Q.4]
i) ROUGHAGE
ii) PROTOZOA
iii) LOAMY
Q.5]
i) Viruses
ii) Crown
iii) Soil Conservation
Q.6]
i) Bedrock
ii) Enamel
iii) Fish
Q.7]
i) Algae
ii) Molar
iii) Sand
