No student devices needed. Know more
15 questions
Whic of these organisms have no transport system?
Bear
Amoeba
Duck
Corona virus
Importance of transport system
Carry nutrient and oxygen to the body cells and eliminate waste products from the body cells
Carry carbon dioxide and hormone to the body cells and eliminate oxygen fromt he body cells
Amphibians have ...............................
Incomplete double circulatory system
Complete double circulatory system
Single circulatory system
Which blood vessels carry oxygenated blood?
Aorta
Vena cava
Pulmonary vein
Pulmonary artery
How many chambers does the human heart have?
1
2
3
4
Function of the heart
To pump water to the whole body
To pump blood to the whole body
To increase blood pressure
To lower blood pressure
Bicuspid valve is located in between ..................
Left atrium and left ventricle
Right atrium and right ventricle
Which pathway of blood flow is correct?
Left ventricle > Aorta > Right ventricle > Pulmonary vein
Right atrium > Right ventricle > Pulmonary artery > Lungs
Vena cave > Lungs > Right atrium > Left ventricle
Which is systemic circulation?
Heart > Body tissues > Heart
Heart > Lungs > Heart
Blood consists of ................ plasma and .................. body cells.
55%, 45%
25%, 75%
40%, 60%
90%, 10%
Which blood group of donors can match to recipient of blood group A?
A
B
AB
O
During the night, plants remove excess water through the process of .........................
evaporation
transpiration
guttation
dew formation
Rate of transpiration increases when ..................... is higher.
surrounding temperature
air humidity
light intensity
speed of air movement
Xylem has ...................... walls, whereas phloem has ...................... walls.
lignin, cellulose
cellulose, lignin
Which tissue transports water and mineral salts?
Xylem
Phloem
Explore all questions with a free account