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can you give a speech on save the tigers?(100-150 words)
what are the components of blood ?
what are uricotelic , ammonotelic ,ureotelic
what is stomata?give two functions of stomata.
which tissue is responsible for the transportation of materials in human body
What will happen if there are no platelets in the blood?
Expllain WBCs with a labelled diagram.
Draw a diagram of the human excretory system and label the various
Water absorption through roots can be increased by keeping the plants under the fan .Why?
what is hemoglobin?
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 ?
1. Transpiration allows plants to lose excess water. It also has two other functions. What are these?
2. Under what condition will the leaves of a plant wilt?
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?
siberian crane visits asian countries during extreme winter season.give reason.
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)
Is removal of undigested food frm d body considered to be excretion? why?
what is the difference between urea and uric acid
can we live without haemoglobin
why do the arteries have thick elastic walls?
What are capillaries?
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
Why is transport of materials necessary in a plant or in an animal?
FLOW OF BLOOD IN THE HEART
Most liquids waste r excreted through what?
Two useful things that r circulated in all animals are and
2 diffrences between xylem and phloem
name two types of vascular tissue?
what is the function of plasma?
if plants do not get enough water,they droop and wilt.give reason.
why does an egg without a shell swell when placed in a bowl of water?
what is dialysis?
2 human diseases related to circulatory system. list the causes,effects of circulation, and their cures
What is blood? Describe its composition.
prove experimentally that conduction of water takes place through xylem.
In which vessel the blood flows with jerks?
what is difference between xylem and phloem?
what is ECG?Explain it?
when we say nas chad gayi we mean that nas = vein. Why can't nas = arterie?
Why do arteries have thick walls and veins have thin?
Name the process through which leaves exchange gases?
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
are root hair like the villi in our body?
what is RBC ?
1) By which process the capillaries called glomeruli filter the blood? 2) Which part of the heart carries the carbon dioxide-rich blood from the other parts of the body to the heart ?
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
What are valves?What is the function of valves in heart??
(exam tomorrowso pls help)find the odd one:
how does skin act as excretory organ
what is difference between heartbeat and pulse rate?
what is the function of kidneys?
Muscular floor of chest cavity?
how hemoglobin is red in colour
Our skin also acts as excretory organ. Why is it so?
What is fluid part of blood.It is true it is called plasma.What is the meaning of fluid part here?Does the fluid part contains all suspended particles in it(RBC,WBC).Can we call plasma as blood?
Please dont copy paste answers.Give me specific answer to my query
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
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