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Which of these is not a planet in the Solar System?

1. A Mars
2. B Neptune
3. C Pluto
4. D Venus

Which of the following is the main source of energy of the sun?

1. A All of these
2. B both fission and fusion
3. C nuclear fission
4. D nuclear fusion

Choose the correct combination--

1. A Aeroplane : Harway
2. B Dynamite : Dunlop
3. C Evolution : Darwin
4. D Typewriter : Remington

What invention bought Alfred Nobel fame and fortune?

1. A Dynamite
2. B Electricity
3. C Radio
4. D Television

Which of the following is not a part of the human eye?

1. A Iris
2. B Pubil
3. C Radius
4. D Retina

Deficiency of ---- causes Goiter--

1. A Iodine
2. B Protien
3. C Vitamin A
4. D Vitamin C

Wright Brothers are regarded inventors of the----

1. A Aeroplane
2. B Balloon
3. C Bicycle
4. D Honda

What is known as the universal solvent?

1. A Aqua Regia
2. B Hydrochloric Acid
3. C Sulphuric Acid
4. D Water

ডুবোজাহাজে কোন যন্ত্রের সাহায্যে পানির নিচ থেকে উপরের দৃশ্য দেখা যায়?

1. A টেলিস্কোপ
2. B পেরিস্কোপ
3. C মাইক্রোস্কোপ
4. D স্টেথোস্কোপ

The surface of the earth is mainly covered with--

1. A ice
2. B land
3. C mountains
4. D oceans

A nuclear reactor is a device to produce nuclear energy with the help of---

1. A controlled chain reaction
2. B graphite as fuel
3. C nuclear fusion
4. D uncontrolled chain reaction

Every atom of Carbon di-oxide contains -- Oxygen and --- Carbon.

1. A 1, 1
2. B 1, 2
3. C 2, 1
4. D 2, 2