General Science-54

1. Bamboo is classified as:
a. Bush
b. Weed
c. Grass
d. Tree

2. The solar system is an example of
a. conservation of energy
b. conservation of linear momentum
c. conservation of angular momentum
d. None of these.

3. Which of the following bacteria are said to be very useful in genetic engineering?
a. Nitrosomonas and Klebsiella
b. Nitrobacter and Azotobacter
c. Rhizobium and Diplococcus
d. Escherichia and Agrobacterium

4. In which of the following cases lies the broadcast band of FM?
a. UHF
b. VHF
c. SHF
d. HF

5. Which of the following is not a sexually transmitted disease:
a. Gonorrhea
b. AIDS
c. Chlamydiasis
d. Anthrax

6. How does the pressure cooker work?
a. Heat cannot escape from cooker
b. Low pressure inside the cooker rises the boiling point of water
c. High pressure inside the cooker rises the boiling point of water
d. Steam inside the cooker makes food to cook with ease

7. Post office box is a device for measuring resistant based on the principle of
a. Potentiometer
b. meter bridge
c. ohm meter
d. galvanometer

8. Which waves are used in sonography?
a. Microwaves
b. Sound waves
c. Infrared waves
d. Ultrasonic waves

9. Two thin wooden sticks are floating on the surface of water close to each other. A hot needle touches the water between them. How will the sticks react to it?
a. They will come closer
b. They will move apart
c. They will move critically
d. They will stay as before

10. Which one of the following is not an amorphous substance?
a. Glass
b. Polymer
c. Rubber
d. Copper