Related Questions

Pollination is best defined as
A growth of pollen tube in ovule
B visiting flowers by insects
C germination of pollen grains
D transfer of pollen from anther to stigma
Pollination by wind is called
A Hydrophily
B Entomophily
C Anemophily
D Zoophily
Pollination by wind is called?
A Hydrophily
B Pollinophily
C Anemophily
D Herbophily
The pollination by snails is called
A Zoophily
B Entomophily
C Chiropteriphily
D Malacophily
Chiropterophily is the process of pollination by
A Bee
B Bat
C Insect
D Bird
Percentage of lead in lead pencils is
A 0
B 31-66
C 40
D 80
The metallic sheath may be made of lead or lead alloy or of aluminum.
A Yes
B No
In a lead-acid cell, lead is called as
A positive active material
B negative active material
C passive material
D none of the above
Lead exhausted in the atmosphere by automobiles using leaded petrol (i.e. tetraethyl lead for improving octane number) is a lethal air pollutant which causes
A Paralysis of muscles & loss of appetite
B Nervous depression
C Gastritis & diarrhea
D All of the above
Tin base and lead base alloys are used for bearing materials. Tin compared to lead has lower
A Price
B Corrosion resistance
C Thermal conductivity
D Abundant availability

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