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can you give a speech on save the tigers?(100-150 words)
what are uricotelic , ammonotelic ,ureotelic
what is stomata?give two functions of stomata.
What will happen if there are no platelets in the blood?
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?
Draw a diagram of the human excretory system and label the various
Name the process whioch causes water in a plant to be pulled upwards through the xylem vessels from the roots to the leaves. How does the movement of water in a plant differ from the movement of food?
Water absorption through roots can be increased by keeping the plants under the fan .Why?
what is hemoglobin?
when we say nas chad gayi we mean that nas = vein. Why can't nas = arterie?
relationship between pulse rate and heartbeat
WHY IS TRANSPORTATion important in plants and animals?
HOW ARE WATER AND MINERALS TRANSPORTED IN PLANTS??
Expllain WBCs with a labelled diagram.
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 ?
i)Explain briefly the structure of the human heart.
(ii) With the help of a neat, labelled diagram, explain the process of circulation 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?
(exam tomorrowso pls help)find the odd one:
WHAT ARE THE FUNCTIONS OF KIDNEYS? (GIVE ONLY 3 POINTS)
what is the difference between urea and uric acid
what is the function of transpiration pull?
why do the arteries have thick elastic walls?
why do we sweat on a hot summer day ?
what makes water rise in tall trees sevaral metres high?
which tissue is responsible for the transportation of materials in human body
describe the process by which water in the soil reaches the xylem tisses in plants
Why is transport of materials necessary in a plant or in an animal?
FLOW OF BLOOD IN THE HEART
Are the cells xylem and phelom are dead or living?If they both are alive which cell of plant is dead/
2 diffrences between xylem and phloem
why is urinary bladder absent in snake , bird etc?
what is the function of plasma?
why does an egg without a shell swell when placed in a bowl of water?
what is dialysis?
In which vessel the blood flows with jerks?
2 human diseases related to circulatory system. list the causes,effects of circulation, and their cures
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?
what will happen if o2 rich blood mixes with co2 rich blood?????? VERY IMPORTANT
Why do arteries have thick walls and veins have thin?
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 do you mean by nephron
what is RBC ?
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
interesting facts on transportation of materials in plants and animals
What are valves?What is the function of valves in heart??
what is difference between heartbeat and pulse rate?
what is phloem ?
what is the function of kidneys?
what are the components of blood ?
Name the process through which leaves exchange gases?
we feel cool in summers while sweating.give reason.
Muscular floor of chest cavity?
how hemoglobin is red in colour
Our skin also acts as excretory organ. Why is it so?
are root hair like the villi in our body?
how is urine produced in our body?
what are the uses of pulmonary artery and pulmonary vein ?
what will happen if the xylem tissue is damaged in a branch of a tree
now the question is what is clotting of blood???????????
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