Question

Single answer type multiple choice questions :

1. The sewage refers to waste water that is released by
(a) Homes
(b) Industries
(c) Offices
(d) All the above

2. The top part of the tree is called
(a) Canopy
(b) Hub
(c) Crown
(d) Shrub

3. Which of the following is a drinking water source?
(a) Sea water
(b) Glaciers
(c) Ground water
(d) Snow

4. The reflecting surface is curved inwards which forms_________
(a) Concave
(b) Plane
(c) Convex
(d) None of these

5. The device which is used to measure the speed of a vehicle is __________
(a) Odometer
(b) Speedometer
(c) Thermometer
(d) Voltmeter

6. The electric current can produce
(a) Magnetic effect
(b) Heating effect
(c) Light
(d) All the above

7. The pollen grains are produced on
(a) Anther
(b) Filament
(c) Stigma
(d) Style

8. Which organism can respire in the absence of oxygen?
(a) Frog
(b) Yeast
(c) Earthworm
(d) Snake

9. Pumping station of the blood is
(a) Heart
(b) Kidney
(c) Blood vessel
(d) Vein

10. The respiration air tubes of insects like cockroach is called
(a) Spiracle
(b) Larynx
(c) Pharynx
(d) Gill

Answer 1

Answer:

1.(d) All of the above

2.(a)canopy

3.(a) sea water

4.(a) concave

5.(a) odometer

6.(d) all of the above

7.(a) anther

8.(b) yeast

9.(a) heart

10.(a) spiracles

Hope this helps you!!

Please mark me as brainlist