Answer
Step by step text solution for Fill in the blanks.the blood from the heart is transported to allparts of the body by the__________ by BIOLOGY experts to help you in doubts & scoring excellent marks in Class 7 exams.
|
PSEB-Transportations in Animals and Plants-EXERCISE
- Fill in the blanks.the blood from the heart is transported to allparts...
03:12
|
- Hemoglobin is present incells.
03:14
|
- Arteries and veins are joined by a network of
03:51
|
- The rythmic expansion and contraction of the heart is called
02:36
|
- The main excretory product in human beings is.
02:23
|
- Sweat contains water and
02:08
|
- Kidneys eliminate the waste materials in the liquid form called
01:58
|
- Water reaches great heights in the trees because of suction pull cause...
02:56
|
- IN plants , water is transported through
02:40
|
- Water absorption through roots can be increased by keeping plants in
01:52
|
- Why is transport of materials necessary in a plant or in an animal?
03:49
|
- WHAT will happen if there are no platelets in the blood?
02:23
|
- what are the stomata?Give two funtions of stomata.
02:35
|
- Does transpiration serve any useful funtion in theplants ?Explain.
01:51
|
- what are the components of blood?
01:50
|
- Why is blood needed by all the parts of a body?
01:32
|
- What makes blood look red?
01:40
|
- Describe the function of a heart.
01:54
|
- Why is it necessary to excrete waste products?
01:36
|
- Draw a daigram of the human excretory system and label the various pa...
02:00
|