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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.
1. The term that refers to the percentage of packed erythrocytes per unit volume of blood is the:
a. Differential Count
What will happen if there are no platelets in the blood?
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
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?
WHY IS TRANSPORTATion important in plants and animals?
GIVE REASONS :- 1.WE PANT WHILE CLIMBING STAIRS . 2. HAIRS-LIKE PROJECTION PRESENT IN ROOTS. 3. HEART MAKES TWO SOUNDS WITH EACH BEAT. 4. PLANTS EXCRETE LESS CARBON DIOXIDE DURING THE DAY TIME. 5. TINY DROPLETS OF WATER APPEAR IF A PLANT IS COVERED BY PLASTIC.
HOW ARE WATER AND MINERALS TRANSPORTED IN PLANTS??
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?
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 ?
Is removal of undigested food frm d body considered to be excretion? why?
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?
can we live without haemoglobin
WHAT ARE THE FUNCTIONS OF KIDNEYS? (GIVE ONLY 3 POINTS)
which tissue is responsible for the transportation of materials in human body
what is the difference between urea and uric acid
what is the correct meaning of transporation?
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?
describe the process by which water in the soil reaches the xylem tisses in plants
how does skin act as excretory organ
Why is transport of materials necessary in a plant or in an animal?
WHY GRASSHOPPERS BLOOD IS GREEN IN COLOUR ?
FLOW OF BLOOD IN THE HEART
2 diffrences between xylem and phloem
what is the function of plasma?
What are valves?What is the function of valves in heart??
why does an egg without a shell swell when placed in a bowl of water?
are root hair like the villi in our body?
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.
Is heart an excretory organ?
what is difference between xylem and phloem?
why is urinary bladder absent in snake , bird etc?
what is ECG?Explain it?
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 is the colour of crab's blood ?
what do you mean by nephron
Name the process through which leaves exchange gases?
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
sheela wants to know why plants absorbe am large quantity of water from the soil , then give it of f by transpiration?
Most liquids waste r excreted through what?
what is difference between heartbeat and pulse rate?
what is the function of kidneys?
what are the components of blood ?
What are the three types of transpiration and why it is important ?
Muscular floor of chest cavity?
what is the defination of capilari
how hemoglobin is red in colour
WHAT IS VALVE
Our skin also acts as excretory organ. Why is it so?
why do plants absorb excess water from the soil ,which is finally lost by transpiration?
when we say nas chad gayi we mean that nas = vein. Why can't nas = arterie?
Please tell me some blood groups and their importance.
what are the uses of pulmonary artery and pulmonary vein ?
How the human heart continues to beat even after it is taken out of the body or cut into pieces?
what will happen if the xylem tissue is damaged in a branch of a tree
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