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Fill in the blanks
a. ______________ component of RBC transport oxygen from the lungs to all the cells of body.
b. One complete cycle of contraction of the heart followed by its relaxation is called __________
c. _____________ are the blood vessels that carry blood from the heart to various parts of body.
d. _______________ are the extremely thin blood vessels which connect arteries to veins.
e. The main excretory product in human being is _____________
f. Platelets play major role in blood ____________
g. Throbic movements due to blood flow in arteries are called __________
h. ___________ is fluid connective tissue that flows in blood vessels.
i. The movement of solvent molecules from their high concentration to their low concentration through a semi-permeable membrane is called ______________
j. A physical process which involves movement of molecules (solid, liquid and gas) from the region of higher concentration to that of lower concentration is called _____________
k. Loss of water in the form of vapour through leaves is called _____________
l. The transportation of food from the leaves to other parts of plant is called ____________
a.Pumping of heart is ________.
b.The tiny branches of blood vessels that connect arteries with the veins are called ________.
c.Blood contains a pale yellow liquid called ________.
d.The red blood cells contain ________.
e. ________ destroy the germs that enter our body.
f. The Heartbeat is indicated by ________.
j.Bacteria are ________ organisms.
h.________ help in preventing the blood from flowing back.
i.The lower chambers of the heart are called the ________.
j.The impure blood is transported from the right ventricle to the lungs by________.
k.The ________ receives oxygenated blood from the left ventricle.
l.The veins that collect blood rich in carbon dioxide from all the parts of the body is________.
m.The blood carried by the Pulmonary artery is ________.
n.The contraction and relaxation of the heart is called the ________.
o.Our heart beats ________ times per minute.
p.The transport system in plants is called ________.
q.The structure that transport water and minerals in plants is ________.
r.Water rises in the xylem tubes due to ________.
s.The tissue that transport food in plants is the ________.
t.The loss of water from the stomata is called________.
Very Short questions
a. Name the artery which carries de-oxygenated blood.
b. Name the plant tissue which transports water & minerals
c. Name the plant tissues which transports food from leaves to different parts of plants
d. Aquatic animals like fishes excrete body wastes as ____________
e. Animals like snakes excrete semi-solid white coloured compound called ____________
f. What is the average heartbeat of an adult human?
g. Name the instrument which is used by doctor to measure rate of heart beat
h. Name the vein which carries oxygenated blood
i. Name the chamber of heart which receives de-oxygenated blood from whole body
j. Name the chamber of heart which pumps oxygenated blood to whole body
k. Name the process of cleaning the blood of a person by separating the toxic waste products using artificial kidney machine
l. Name the instrument that helps to measure blood pressure.
m. What is the main filtration unit in kidney?
Multiple Choice Questions
In a tall tree, which force is responsible for pulling water and minerals from the soil?
(a) Gravitational force
(b) Transportation force
(c) Conduction force
(d) Suction force
Aquatic animals like fish excrete their wastes in gaseous form as
Cross word and Jumble word
5. The instrument used for measuring heart beat
6. These carry blood from all parts of the body back to the heart
1. The process of removal of wastes produced in the cells of the living organisms is called ______
2. The process by which blood is filtered periodically through an artificial kidney
3. The vascular tissue for the transport of water and nutrients in the plant is called the ________
4. The red pigment in the blood
Unscramble the below jumbled word
Short Answer question:
- Valves are present in veins.
- Arteries have thick & elastic muscular wall.
- Left ventricle has thicker wall than right ventricle.
- White patches are formed on our clothes in summer.
(a) Differentiate between transport of substances through xylem and phloem.
(b) Differentiate between arteries and veins.
(c) How do sponges and Hydra transport food and oxygen although they do not possess any circulatory system?
(d) Name the organs of the circulatory system?
(e)Name the gas that easily binds to the red blood cells?
(f) What is heart rate?
(g) Name the transport system in plants?
(h) Name the organ of the excretory system in humans?
(i) Which organ of the body filters the blood?
(j) Why is blood red?
(k) What type of blood cells protect us from infectious disease?
(l) List the functions of blood?
Long Answer question
(a) Write a note on functioning of heart.
(b) Explain excretory system in humans. Draw a well labelled diagram.
(c) Describe the function of blood platelet?
(d) What is the lymphatic system made up of?
(e) What is the blood of vertebrates made up of?
(f) Why does your heartbeat increase when you run?
(g) Define excretion?
(h) What is transpiration?
(a)Describe the composition of blood?
(b) Describe the structure of the human heart with a diagram?
(a) How does oxygen rich blood reach every part of the body?
(b) How is excretion different from egestion? Give at least two points of differences?
How is blood purified in the Kidney?
Describe the vascular system in plants?
What are xylem and phloem? What are their roles?
Draw a neat and labelled diagram of the human urinary system and explain the function of Kidneys?
Explain how the transportation of food, water and Minerals happens in plants?
Differentiate between arteries, veins and capillaries on the basis of wall type, valves, function and blood flow?
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