A group of very similar inter breeding organisms constitutes?
A group of very similar inter breeding organisms constitutes?
A. Biosphere
B. Ecosystem
C. Population
D. Species
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Main use of salt in diet is to_________?
Main use of salt in diet is to_________?A. Ease the process of cooking
B. produce small amount of hydrochloric acid required for digestion
C. Increase the taste
D. None of the abovePollen grains in pinus have __________ for dispersal through wind?
Pollen grains in us have __________ for dispersal through wind?
A. Flagella
B. Cilia
C. Wings
D. FeathersTotal number of amino acids discovered so far in cells and tissues are______________?
Total number of amino acids discovered so far in cells and tissues are______________?
A. 20
B. 25
C. 150
D. 170In many which phylum the body of an organisms is usually divided in there regions called head, thorax and abdomen?
In many which phylum the body of an organisms is usually divided in there regions called head, thorax and abdomen?
A. Arthropods
B. Chordata
C. Annelida
D. Echinodermata80% of the food of sponges consists of__________?
80% of the food of sponges consists of__________?
A. Detrital organic particles
B. Zooplankton and small animals
C. Phytoplanktons
D. all of theseDeficiency of ___________ causes yellowing in plants?
Deficiency of ___________ causes yellowing in plants?
A. Magnesium
B. Iron
C. Chlorine
D. Oxygen