Which statement regarding the mammalian heart is correct?
A. Blood is pumped from the heart via the atria
B. Oxygen-loaded blood moves only through the right side of the heart
C. When the right atrium contracts, it forces blood into the left atrium
D. In the adult heart, blood in the right chambers of the heart cannot enter the left chambers without passing through the lungs
Answer: Option D
Solution(By Examveda Team)
In the adult heart, blood in the right chambers of the heart cannot enter the left chambers without passing through the lungs.This Question Belongs to General Knowledge >> Biology
Ordinary table salt is sodium chloride. What is baking soda?
A. Potassium chloride
B. Potassium carbonate
C. Potassium hydroxide
D. Sodium bicarbonate
A. hole in ozone layer
B. decrease in the ozone layer in troposphere
C. decrease in thickness of ozone layer in stratosphere
D. increase in the thickness of ozone layer in troposphere
A. angiosperms
B. gymnosperms
C. monocotyledons
D. dicotyledons
Pollination is best defined as
A. transfer of pollen from anther to stigma
B. germination of pollen grains
C. growth of pollen tube in ovule
D. visiting flowers by insects
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