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The Lunar Eclipse occurs when?

1. A The Earth lies between the Sun and the Moon
2. B The Moon lies between the Sun and the Earth
3. C The Sun lies between the Earth and the Moon
4. D When the new Moon occurs

The center of the earth is known as the--

1. A atmosphere
2. B core
3. C crust
4. D hydrosphere

What is the scientific name of Vitamin C?

1. A Ascorbic Acid
2. B Black Berry
3. C Blue Berry
4. D Nitric Acid

Which of the following is a computer operating system?

1. A Java
2. B Oracle
3. C SPSS
4. D Unix

Starch is a mixture of--

1. A amino acids
2. B arganic acids
3. C carbohydrates
4. D lipids

The increase in carbon dioxide in the atmosphere cause---

1. A fall in earth temperature
2. B increase in ultraviolet rays
3. C no change in earth temperature
4. D rise in earth temperature

Which one of the following contributes largely to the green-house gas effect?

1. A carbon dioxide
2. B carbon monoxide
3. C ozone
4. D water vapour

Which one of the following metals does not react even with boiliing water?

1. A beryllium
2. B calcium
3. C magnesium
4. D potassium

Which planet has recently been the target of a lot of controversy?

1. A Jupiter
2. B Neptune
3. C Pluto
4. D Saturn

Which of the following statements is true?

1. A All of these
2. B temparatur increaseswith increase in altitude
3. C temperature decreases with increase in altitude
4. D temperature remains the same at any altitude

What does Angstrom measure?

1. A length of cables
2. B length of light waves
3. C quality of liquid
4. D speed of ships

What are the main constituents of biogas?

1. A butane and carbon-dioxide
2. B ethylene and carbon-dioxide
3. C methane and carbon-dioxide
4. D methane and carbon-monoxide