Most Important MCQS Of General Science
Topic:
Transport In Human And Plants
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| Most Important MCQS Of General Science |
Most important MCQs of General Science. which are included in every paper Must read these MCQs for your benefit. You can also solve online quizzes by visiting our online quizzes section Be sure to share with your friends so they can benefit too
It is not the function of the human heart ...
A) it keep beating throughout the life
B) it collects the blob from veins
C) exchange the gases takes place in it ⬅️
!.........................!
Speed of blood is faster when ...
A) it enters the aorta ⬅️
B) in enter the kidneys
C) it reaches the capillaries
D) it reaches the auricles
!.........................!
In the valves of the heart of a person become defected, how ot can be diagnosed ?
A) by taking a x-ray
B) by open heart surgery
C) by echocardiogram ⬅️
D) by simple ultrasound
!.........................!
Transport of water from roots in plants takes palce through...
A) pholeom
B) xylem ⬅️
C) epidermis
D) stomata
!.........................!
The evaporation of water from leaves is called
A) photosynthesis
B) respiration
C) transpiration ⬅️
D) none
!.........................!
Synthesis of carbohydrates takes place in...
A) root
B) stem
C) fruit
D) leaves ⬅️
!.........................!
Circulatory system consist/consists of the ...
A) heart
B) bloos vessels
C) blood
D) all of these ⬅️
!.........................!
Between the two lungs the heart is protected by the _____ and covered by a tough double walled membrane called the ...
A) pericardium, skin
B) skin, diaphragm
C) ribs, pericardium ⬅️
D) pericardium, ribs
!.........................!
The heart consist of _____ chambers?
A) 2
B) 3
C) 4 ⬅️
D) 6
!.........................!
How many types of vessels in Human body?
A) 2
B) 3 ⬅️
C) 4
D) 6
!.........................!
The blood from the heart is transported to all parts of the body by the ...
A) arteries ⬅️
B) veins
C) capillaries
D) villi
!.........................!
Blood tend to flow in pulses when it passes throughout ..
A) arteries ⬅️
B) capillaries
C) veins
D) brain
!.........................!
The largest artery is called ...
A) aorta ⬅️
B) pulmonary artery
C) atrium
D) vertical
!.........................!
If the person is taking more fats in his food than the need of body, then he can suffer from:
A) lungs disorder
B) heart disorder ⬅️
C) kidney disorder
D) respiratory disorder
!.........................!
All arteries carry oxygenated blood to different parts of the body, except the __________ which carries deoxygenated blood from the heart to the lungs.
A) pulmonary artery ⬅️
B) auricular artery
C) anterior inferior cerebellar artery
D) right ascending pharyngeal artery
!.........................!
Arteries divide and re-divide to form narrow and thinner walled blood vessels called ...
A) villi
B) veins
C) capillaries ⬅️
D) none of these
!.........................!
Which of the following take waste materials and carbon dioxide from cells and tissues to the veins?
A) villi
B) veins
C) capillaries ⬅️
D) none of these
!.........................!
Which of the following vessels take the blood carrying waste materials and carbon dioxide from the capillaries to the heart?
A) arteries
B) veins ⬅️
C) capillaries
D) villi
!.........................!
All veins carry deoxygenated blood to the heart except the ____ which carries oxygenated blood from the lungs to the heart.
A) pulmonary vein ⬅️
B) superior vena cava
C) inferior vena cava
D) all of these
!.........................!
Heart is also called ....
A) muscular pump ⬅️
B) pumping device
C) pumping machine
D) none of these
!.........................!
Oxygen is taken from ...
A) cells to lungs
B) heart to lungs
C) lungs to cells ⬅️
D) none of these
!.........................!
Heart pumps deoxygenated blood to ....
A) stomach
B) brain
C) lungs ⬅️
D) all of these
!.........................!
The two upper chamber of heart are called...
A) ventricle
B) atria ⬅️
C) veins
D) capillaries
!.........................!
Deoxygenated blood is _____ in appearance.
A) bright red
B) bluish ⬅️
C) brownish
D) blackish
!.........................!
Oxygenated blood from the lungs enters the ___
A) right atrium
B) right ventricle
C) left atrium ⬅️
D) left ventricle
!.........................!
Beating of pulse is due to _____
A) energy
B) flow of blood ⬅️
C) flow of water
D) oxygen
!.........................!
Hemoglobin is the combination of ____
A) carbohydrates and fats
B) carbohydrates and proteins
C) fats and proteins
D) protein and iron ⬅️
!.........................!
A white blood cell is two times of a ____
A) red blood cell ⬅️
B) platelet
C) tissue cell
D) none
!.........................!
Plasma contains water along with important ...
A) food chemicals ⬅️
B) cells
C) tissue
D) Bacteria
!.........................!
The human body on the average has approximately ____ liters of blood
A) 4
B) 5 ⬅️
C) 8
D) 10
!.........................!
In a minute our heart beats about ____ times.
A) 40
B) 50
C) 60
D) 70 ⬅️
!.........................!
Plants transport water and minerals from roots to leaves through....
A) phloem ⬅️
B) xylem
C) root hair
D) none of these
!.........................!
Rate of water absorption from soil to upper parts of the plant, is greatly enhanced by...
A) stomata
B) root hair ⬅️
C) leaves
D) flower
!.........................!
Evaporation of water from the leaves is the main force which moves the water through plant body, this evaporation of water from leaves is called....
A) transpiration ⬅️
B) translocation
C) absorption
D) none of these
!.........................!
The movement of prepared food from leaves to those parts of plant body where it is needed is called...
A) transpiration
B) translocation ⬅️
C) absorption
D) none of these