WorksheetsTissues and Fundamental unit of life
Total questions: 32
Worksheet time: 18mins
Which of the following tissues has dead cells?
Parenchyma
Epithelial tissue
Sclerenchyma
Collenchyma
Find out the incorrect sentence:
Parenchymatous tissues have intercellular spaces
Collenchymatous tissues are irregularly thickened at corners
Apical and intercalary meristems are permanent tissues
Meristematic tissues, in its early stage, lack vacuoles
A person met with an accident in which two long bones of his hands were dislocated. Which of the following may be the possible reason?
Ligaments broke
Tendons broke
Areolar tissue broke
Skeletal muscle broke
Meristematic tissues in plants are:
Localized and permanent
Not limited to certain regions
Localized and dividing cells
Growing in volume
While doing work and running, you move your organs like hands, legs etc. Which among the following is correct?
Skeletal muscles contract and pull tendons to move bones
Skeletal muscles contract and pull the ligaments to move bones
Smooth muscles contract and pull the tendons to move the bones
Smooth muscles contract and pull the ligaments to move the bones
Which of the following not a function of Epidermis?
Protection of adverse conditions
Transpiration
Gaseous exchange
Conduction of water
Look at the image attached and state weather the tissue is:
Simple Squamous tissue
Stratified squamous tissue
None of the above
Cartilage is not found in:
Ear
Kidney
Larynx
Nose
Select the incorrect sentence:
Blood has matrix containing proteins, salts and hormones
Two bones are connected with ligaments
Cartilage is a form of connective tissue
Tendons are non-fibrous tissue and fragile
Plasmolysis in a plant cell is defined as
break down (Lysis) of plasma membrane in a hypotonic medium
Shrinkage of cytoplasm
Shrinkage of nucleoplasm
Which pf the following are covered by a single membrane:
Mitochondria
Vacuole
Lysosomes
Plastid
Amoeba acquires its food through a process, termed
exocytosis
plasmolysis
exocytosis and endocytosis both
endocytosis
Cell wall of which of the following isn't made up of Cellulose?
Hydrilla
Mango tree
Bacteria
Cactus
Which of the following isn't a function of Vacuole?
Storage
Waste excretion
Providing turgidity and rigidity to the cell
Locomotion
Organelle containing DNA other than nucleus is:
Lysosomes
Endoplasmic Reticulum
Chloroplast
Golgi apparatus
1 μm is:
10−6 m
10−9 m
10−3 m
10−10 m
Living cells were discovered by
Leeuwenhoek
Robert Hooke
Robert Brown
Purkinje
Lysosomes arise from :
Endoplasmic Reticulum
Golgi apparatus
Nucleus
Mitochondria
Silver Nitrate solution is used to study:
Endoplasmic Reticulum
Golgi apparatus
Nucleus
Mitochondria
The dead element is present in the phloem is:
Phloem fibers
companion cells
Phloem Parenchyma
Sieve tubes
Who coined the term 'Protoplasm':
Purkinje
Leeuwenhoek
Robert Hooke
Schleiden
The cell organelle involved in the forming of complex sugars from simple sugars are:
Endoplasmic Reticulum
Ribosomes
Plastids
Golgi apparatus
A nail is inserted in the trunk of a tree at a height of 1m from the ground level. After 3 years the nail will:
Move downwards
Move upwards
remain at the same position
move sideways
Flexibility in plants is due to the presence of:
Collenchyma
Sclerenchyma
Parenchyma
Chlorenchyma
If a potted plant is covered with a glass jar, water vapours appears on the wall of the glass jar due to which of the following mentioned procedures?
Photosynthesis
Presence of Subcutaneous layer
Transpiration
Release of Auxins in the plant
Fill in the blanks:
a) ___have guard cells
b) Cells of cork contain a chemical called ______
c) Husk of coconut is made up of ____tissue
d) Xylem transports _____ and ______from the soil
e) Phloem transports ___from ____to other parts of the plant
a) Stomata
b) Suberin
c) Collenchyma
d) Food and minerals
e) Water from soil
a) Stomata
b) Suberin
c) Sclerenchyma
d) Water and minerals
e) food from leaves
a) Xylem
b) Lignin
c) Sclerenchyma
d) Food and minerals
e) Water from leaves
a) Stomata
b) Lignin
c) Sclerenchyma
d) Water and minerals
e) Food from leaves
In dessert plants, rate of water loss gets reduced due to the presence of:
Cutin
Stomata
Lignin
Suberin
Give reason for: (Give only one key word and write in BLOCK LETTERS)
It is difficult to pull put husk of a coconut tree (Due to the presence of?)
(a)
Give reason for: (Give only one key word and write in BLOK LETTERS)
Branches of a tree move and bend freely in high wind velocity.
(a)
Sclerenchyma cells are also known as:
Statue cells
Brick cells
Stone cells
None of the given choices
State weather the given statement is true and false and list the reason:
Meristematic cells have a prominent Nucleus and dense cytoplasm but lack Vacuoles.
False, Every cells has a vacuole
True, They don't need Vacuoles as they don't need to store food
False, Meristematic tissues need energy to grow and hence need Vacuoles
True, Nucleus and Cytoplasm serve as Vacuoles
Sanjay had kept a sample of RBCs emersed in a solution. After sometime he saw through a microscope that the cells have swollen and some have even burst. What does this observation tell you about the nature of the solution?
Solution is Isotonic
Solution is Hypertonic
Solution is Hypotonic
Solution is of Methyl Propylite
