Big Bang was an explosion that occurred ?
Big Bang was an explosion that occurred ?
A. 10 Billion years ago
B. 15 Billion years ago
C. 20 Billion years ago
D. 25 Billion years ago
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A seed can germinate in the absence of__________?
A seed can germinate in the absence of__________?A. Oxygen
B. Light
C. Moisture
D. TemperatureWhich instrument is used to measure the power of electric circuit ?
Which instrument is used to measure the power of electric circuit ?A. Wavemeter
B. Viscometer
C. Wattmeter
D. None of theseA wattmeter is an electrical instrument which is used to measure the electric power (in watts) of any electrical circuit.
Voltmeter – is used to measure electric potential difference between two points,
Wavemeter – is used to measure the wavelength of a radiowave,
Viscometer – is used measure viscosity of liquid.The importance of perspiration is to ___________?
The importance of perspiration is to ___________?A. Eliminate body odours
B. Improve the general health
C. Open the pores in the skin
D. Regulate body temperatureHow many latitude lines are there?
How many latitude lines are there?A. 90
B. 180
C. 270
D. 360Lines of latitude are called parallels and in total there are 180 degrees of latitude
Which of the following is the largest gland of the Human body _________?
Which of the following is the largest gland of the Human body _________?A. Lungs
B. Liver
C. Skin
D. Gall BladderHow many layers does the earth have?
How many layers does the earth have?A. 1
B. 2
C. 3
D. 4The Earth has 3 layers: the crust, the mantle and the core (which is subdivided into the outer and inner core.) Each layer is unique.