Question

Multiple choice questions (MCQs).

i) In yeasts, reproduction occur by

a) Fragmentation c) Budding

b) Binary fission d) Spore formation

ii) Which are the gases involved in breathing?

a) O2 and O3 c) O2 and NO2

b) SO2 and O2 d) O2 and CO2

iii) The blood is oxygenated in which organ of our body.

a) Lungs b) Heart c) Kidney d) Liver

iv) Rainfall is measured by

a) Lever of water in ponds c) thermometer

b) Rain gauge d) level of water in water table

v) Sewage is

a) Solid waste c) gaseous waste

b) Semi solid waste d) liquid waste

vi) Which of the following contains acid?

a) Curd b) soap c) milk of magnesia d) lime water

vii) Which of the following does not allow the electric current to flow through

them?

a) Cell b) impure water c) rubber d) copper

viii) Thunder storms are accompanied by

a) High speed winds c) lightning

b) Heavy rainfall d) all of them

ix) Tornadoes are also called

a) Hurricanes c) thunderstorms

b) Twisters d) typhoons

x) A forest consists of

a) Only trees c) plants and animals

b) Trees, shrubs and herbs d) plants, animals and decomposers​

Answer 1

Answer:

i) budding

ii) O2 and Co2

iii) heart

iv) rain Guage

v) semi solid waste

vi) curd,soap and lime water

vii) rubber

viii) lightning

ix) typhoons

x) all the above