WorksheetsClass 8 - Science Mixed Bag
Total questions: 26
Worksheet time: 7mins
Which is the best/ideal fuel among these:
Petrol
CNG
Diesel
Electricity
Is charcoal an inflammable substance?
Yes
No
Does water vapour help in cutting off the air supply?
True
False
Oxides of ___________ and _____________ dissolve in rainwater and form acids leading to acid rain.
Sulphur oxide, nitrogen oxide
Carbon monoxide, nitrogen monoxide
Magnesium oxide, carbon dioxide
None of these
Which has a higher calorific value:
LPG or CNG?
CNG
LPG
When was Project Tiger launched?
1947
1965
1985
1973
Which hormone is involved in menstruation cycle?
Estrogen
Progesterone
Estrogen and Progesterone
Testosterone
What is Morula?
An early stage embryo consisting of 8 cells
An early stage embryo consisting of 16 cells
An early stage embryo consisting of 12 cells
An early stage embryo consisting of 10 cells
Which type of reproduction is budding and binary fission?
Sexual Reproduction
Asexual Reproduction
Anode is _________ terminal and Cathode is ___________ terminal.
Positive, Negative
Negative, Positive
None of these
Which Is more dangerous?
Red Phosphorus
White Phosphorus
A migratory bird which comes from Siberia to India every year for a few months?
Dodo
Toucan
Kingfisher
Siberian Crane
Where does fertilisation occur in females?
In Vagina
In Uterus
In Fallopian Tube
In ovaries
Deficiency of insulin hormone leads to:
Anaemia
Scurvy
Diabetes
Rabies
Which of the following is not used in making matchsticks these days -
Red Phosphorus
White Phosphorus
Antimony Trisulphide
Potassium Chlorate
The middle zone of a flame is -
Least Hot Part
Coldest Part
Hottest Part
Moderately hot part
Kanha Biosphere Reserve is situated in:
Assam
West Bengal
Andaman and Nicobar
Madhya Pradesh
Babies born through the technique (IVF) are called (a) babies.
Which of the following is an extinct animal?
Lion-tailed macaque
Cheetal
Irish Deer
Barasingha
The most rapidly dwindling natural resource in the world is -
Water
Soil
Sunlight
Forests
Which of the following is not listed in Red Data Book?
Flying squirrel
Black Buck
Tiger
Leopard
Which is non renewable resource of energy?
Wind Energy
Mechanical Energy
Tidal Energy
Natural Gas
The magnitude of force is expressed in the unit of force called -
Newton
Pascal
atm
None of these
An arrangement having two carbon rods kept in a conducting liquid in a vessel is known as:
Electrolysis
Electroplating
Electrolytic cell
Electrode
The angle of reflection is equal to the angle of incidence?
Yes, always
No, not always
Hardly sometimes
Never
Night Blindness is caused by the deficiency of:
Vitamin K
Vitamin C
Vitamin B
Vitamin A
