1).Which of the following is effective in absorbing pollutant gases?
a) Recycling
b) Electric vehicles
c) Vegetation
d) Rain
2).Which of the following is the device used to count cells?
a) Haemocytometer
b) Calorimeter
c) Spectrophotometer
d) Auxanometer
3).There are a few mammals that lay eggs rather than giving birth to live young, Which
of the following mammals is NOT one of them?
a) Spiny anteater
b) Duck-billed platypus
c) Bat
d) None of the above
4).Keel is a bone structure found in_______.
a) Flying birds
b) Flightless birds
c) Reptiles
d) Horses
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