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Biology — Test 7

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Question 1
Pollen grains in pinus have __________ for dispersal through wind?
Question 2
The single healthy megaspore retained within the megasporangium germinates to form an egg containing female gaemtophyte called______________?
Question 3
Alternation of generations is absent in___________?
Question 4
Double fertilization is feature of____________?
Question 5
If bile pigments are prevented from leaving digestive tract, then they cause_____________?
Question 6
Initial pH of food vacuole during digestion in amoeba is____________?
Question 7
The arrangement of _________ speaks of the division of labour within cell?
Question 8
NADH is oxidized by___________?
Question 9
Salivary glands present in front of ear are___________?
Question 10
How many spiracles are present in cockroach_____________?