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can you give a speech on save the tigers?(100-150 words)
what are uricotelic , ammonotelic ,ureotelic
What will happen if there are no platelets in the blood?
what is stomata?give two functions of stomata.
if plants do not get enough water,they droop and wilt.give reason.
Water absorption through roots can be increased by keeping the plants under the fan .Why?
Draw a diagram of the human excretory system and label the various
which tissue is responsible for the transportation of materials in human body
what is hemoglobin?
due to certain abnormal conditions,the kidneys can fail.is it possible for a person to survive on one kidney ?how can such people be cured ?
relationship between pulse rate and heartbeat
WHY IS TRANSPORTATion important in plants and animals?
HOW ARE WATER AND MINERALS TRANSPORTED IN PLANTS??
Q1) In what ways pulmonary artery is different from other arteries of the body ?
Q2) Why smaller organisms like hydra do not need circulatory system ?
Q3) What is dialysis ? Why is it necessary in some pateints ?
Q4) In what ways xylem and phloem are important for transportation in plants ?
Q5) Differentiate between arteries and veins ?
Q6) Why is there a need of food tranportation in plants although they autotrophs ?
Q7) Name the organs other than unirary system that helps in excretion in human beings ?
tell me about different blood groups and their importance
Hydra and sponges do not posses a circulatory system. How does circulation of nutrients and oxygen occur in these animals?
choose the odd one out qand give reason:
1) ammonia,urea,glucose,uric acid
Q1.Why are arteries thick walled and veins thin walled? Q2. Why do blood flows at high pressure inside the arteries and at low pressure inside the veins? Q3. How do blood helps in removing waste from our body?
WHAT ARE THE FUNCTIONS OF KIDNEYS? (GIVE ONLY 3 POINTS)
What are capillaries?
what is the difference between urea and uric acid
why do the arteries have thick elastic walls?
when do you expect the number of WBC's in a persons blood to be more - when the person is healthy or he/she is suffering from an infection. give reason
why do we sweat on a hot summer day ?
what makes water rise in tall trees sevaral metres high?
describe the process by which water in the soil reaches the xylem tisses in plants
Is heart an excretory organ?
FLOW OF BLOOD IN THE HEART
The impure blood from different parts parts of the body return to left auricle.
is it true or false
Why is transport of materials necessary in a plant or in an animal?
why does an egg without a shell swell when placed in a bowl of water?
2 diffrences between xylem and phloem
what is the function of plasma?
I want to know whether other animals also urinate?
what is dialysis?
What would happen to a living body if it did not get rid of its wastes????
2 human diseases related to circulatory system. list the causes,effects of circulation, and their cures
give reasons :
1.the heart gives away impure blood through an artery.
2.we feel cool in summers while sweating.
3. if plants do not get enough water,they droop and wilt.
What is blood? Describe its composition.
Is removal of undigested food frm d body considered to be excretion? why?
what is difference between xylem and phloem?
what is ECG?Explain it?
Why do arteries have thick walls and veins have thin?
What happens when waste accumulates in the body?
1)why do ventricles have thicker wall than auricles?
2)what makes watre to rise in tall trees several meters high?
3)why do veins have valves but arteries don't have.
4)why opening of auricles and ventricles are guarded by valves?
5)why leucocytes are called soldiers of our body?
6)why does rate of heartbeat increases after running?
what is RBC ?
what do you mean by nephron
(exam tomorrowso pls help)find the odd one:
What are valves?What is the function of valves in heart??
What is the importance of sweating?
WHEN A PERSON SUFFERS FROM CHEST PAIN, THE DOCTRO IMMEDIATELY TAKES AN ECG. VISIT A DOCTOR AND GET INFORMATION ABOUT ECG . YOU MAY EVEN IOOK UP AN ENCYCLOPAEDIA OR THE INTERNET
prove experimentally that conduction of water takes place through xylem.
what is difference between heartbeat and pulse rate?
what is the function of kidneys?
Muscular floor of chest cavity?
what are the components of blood ?
how hemoglobin is red in colour
Our skin also acts as excretory organ. Why is it so?
openings of auricles and ventricles are gaurded by valves .why?
what will happen if the xylem tissue is damaged in a branch of a tree
what are the uses of pulmonary artery and pulmonary vein ?
when we say nas chad gayi we mean that nas = vein. Why can't nas = arterie?
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