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Name the components of xylem and phloem?
why is spleen called the blood bank in our body?
why does the growth of plants occur in specific region?
List any 6 differences between Xylem and Phloem???
Which two organelles of a cell contain their own genetic material ? What will happen if the organisation of a cell is destroyed due to some physical or chemical influence.
structure , function, location of parenchyma, collenchyma, sclerenchyma, xylm and phylomen tissue ???????
state true or false:
1.Voluntary muscles control the iris of the eye
2.epithaleal cells have a lot of intercellular spaces
DRAW THE LABELLED DIAGRAM OF PARENCHYMA, COLLENCHYMA AND SCLEVENCHYMA. WRITE THE DIFFERENCE BETWEEN THEM?
What is the location of parenchyma, sclerenchyma, collenchyma in plant?
Differentiate between Parenchyma and Sclerenchyma in a Tabular Form?
easy diagram of xylem and phloem
give difference between plant n animal tissues............
what are the constituents of phloem ?
what are the difference between plant tissues and animal tissues?
What will happen if Apical Meristem is damaged or cut?
how is meristematic tissue classified on the basis of its location?
why is blood considered a connective tissue?
Give one reason for the following statements :
(a) Muscles are able to contract and relax to bring about movements.
(b) Muscles of heart are called involuntary muscles.
difference between Xylem and Phloem
difference between voluntary and involuntary muscles?
State the characteristics of collenchyma tissue?
Intercellular spaces are absent in sclerenchymatous tissues. Give reason
) Name the plant tissues found in the husk of a coconut and also identify the chemical which is responsible for its stiffness.
Meristematic cells have a prominent nucleus and dense cytoplasm but they lack vacuole.Give reason.
Lysosomes are known as " suicidal bags " because of
(a) catalytic activity
(b) hydrolphytic activity
(c) parasitic activity
(d) saprophytic activity
The only plant cells without nucleus among the following are:
(a) Cambium cells (b) Xylem vessel elements
(c) Root Hairs (d) Sieve tubes
Differentiate between striated, unstriated and cardiac muscles based on their structure (shape, nucleus, striations),location. Support your answer with diagrams
name the epithelial tissue which has hair like projection on outer surface of cells?
Explain the structure of neuron with the help of a labelled diagram
What is the difference between tendons and ligaments?
Branches of a tree move and bend freely in high wind velocity. Why ??
Water hyacinth floats on water surface. explain
please provide a labeled diagram of nerve cell ( specially " cyton " )
Diffrentiate between sclerenchyma fibres and sclereids???
1.) which protein is responsible for the contraction and relaxation of muscles ?
2.) what is the other name of involuntary and voluntary muscles ?
What are tissues ? Give importance of tissue
why do meristematic tissues lack vacuoles?
Name the living component common to both complex permanent tissues. write its function
We get a crunchy and granular feeling when we chew pear fruit. Why ??
mind map of types of tissues
What is the difference between-
i.Tracheids and vessels
ii.Sieve plates and sieve tubes
UMA STARTED WALKING FAST WHEN SHE NOTICED THAT SOME UNKNOWN FACES ARE FOLLOWING HER. NAME THE TWO TYPES OF TISSUES WHICH FACILITATED THE MOVEMENT OF HER LEG BONES IN RESPONSE TO THE STIMULUS.
why does a desert plant have thick coating of cutin on the outer surface of epidermis?
IS THE OUTER LAYER OF THE BRANCHES OF TREES DIFFERENT FROM THE OUTER LAYER OF A YOUNG STEM?
Write a note on meristematic tissue? Draw diagram showing the location of various meristemsin a plant
three features of cardiac muscles.
Why is it difficult to pull out the husk (fiber like thing on its covering) of a coconut tree?
what is aerenchyma ? state its functions.
how many types of conducting tissues are found in plants
why blood is called fluid connective tissue?
what is vascular cambium and cork cambium?
what are the differences between vascular tissue and vascular bundle? Give atleast two differences.
difference between three types of muscles fibres.
Name seven types of cells found in stem of sun flower
explain the location,structure and function of meristematic tissue in plant body with a labelled diagram.
functions of chlorenchyma?
What does "prominent nucleus" mean ?
a) bone and cartilage
b)tracheids and vessels
c)tendon and ligament
d)axon and dendron....
While doing work and running, you move your organs like hands, legs etc.
Which among the following is correct?
(a) Smooth muscles contract and pull the ligament to move the bones
(b) Smooth muscles contract and pull the tendons to move the bones
(c) Skeletal muscles contract and pull the ligament to move the bones
(d) Skeletal muscles contract and pull the tendon to move the bones
Animals of colder regions and fishes of cold water have thick layer of subcutaneous fat.Explain why?
PLEASE PROVIDE A TABLE OF DIFFERENCES BETWEEN PARENCHYMA, SCLERENCHYMA AND COLLENCHYMA.
Explain the significance of the following
1 hair like, structures on epidermal cell
2 Epidermis has a thick waxy coating of cutin in dedert plants
3 Small pores in epidermis of leaf
4numerous layers of epidermis in cactus
5 presence of a chemical suberin in cork cells.
flowchart about diffrent types of tissues
difference between epidermis and cork
we can bend the cartilage pf our ears but cannot bend the bones of our arms . why?
what is animal tissue and its all parts?explain
1) Explain the formation of complex permanent tissue in plants. Mention the two types of complex tissues and write their functions.
the simple permanent tissue are divided into 3 types of tissue PARENCHYMA , COLLENCHYMA and SCELENCHYMA .. what are the differences between theM?>
why are parenchyma tissues also known as plant packaging tissues?
list two characteristics of cork cells which help them to function as protective tissue.
Name the tissue whose cells are are highly specialised for being stimulated and then transmitting the stimulus from one place to another within the body. mention three organs in our body which are composed of this tissue.what are the cells of the tissue called ? name the tissues in animals the combination of which enables animals to move rapidly in response to stimuli.
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