Diversity in living Organism - 8th Std Science
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Question 1 |
Match the following
- Endoplasmic Reticulum a. sweat
- Glandular Epithelium b. Streamlined body
- Retina c. Porter
- Kidney d. Cone cells
- Fish e. nephron
2 5 1 3 4 | |
1 5 2 4 3 | |
3 1 5 2 4 | |
4 3 2 1 5 |
Question 2 |
Match the following
- Gland cells a. Round
- Flame Cells b. Cuboidal in shape
- Egg cells c. Star Shaped
- RBC d. Oval in shape
- Nerve cells e. Tubular in Shape
1 5 3 2 4 | |
4 1 5 3 2 | |
3 2 5 1 4 | |
5 4 3 1 2 |
Question 3 |
Match the following
- Bone cells a. Storing Fat
- Gland cells b. Vision & Colour
- Fat cells c. hearing
- Rods and cones d. Secretory
- Ear cochlear cells e. Rigidity
5 4 3 2 1 | |
4 5 2 1 3 | |
3 4 5 2 1 | |
1 5 2 3 4 |
Question 4 |
Match the following
- Endoplasmic reticulum a. Cristae
- Ribosome b. Acrosome
- Golgi Apparatus c. Suicidal bags
- Lysosomes d. Porter
- Mitochondria e. Protein Synthesis
3 2 1 4 5 | |
4 5 3 2 1 | |
3 4 2 1 5 | |
5 3 4 1 2 |
Question 5 |
Muscle fibres are branched in ________ muscle.(cardiac/skeletal)
Cardiac | |
Pulmonary | |
non cardiac |
Question 6 |
Bone and cartilage are type of ________ tissues.(nerves/connective)
Supportive | |
Connective | |
Nervous |
Question 7 |
Ciliated epithelium is found in _______(trachea/Oesophagus)
Trachea | |
esophagus | |
Larynx |
Question 8 |
One of the following is an unicellular animal _______
Blue Whale | |
Amoeba |
Question 9 |
_____ is the structural and functional unit of all living organism.
Tissue | |
Cell |
Question 10 |
Cell was discovered by ________
Robert brown | |
Robert Hooke |
Question 11 |
Cell was discovered in the year_______
1965 | |
1665 |
Question 12 |
Gland cells are ______ shaped.
Star | |
cuboidal |
Question 13 |
Egg cells are _______ shaped.
Polygonal | |
Oval |
Question 14 |
________ cell is generally round in shape.
RBC | |
Egg |
Question 15 |
One of the following cell is secretory in function ________
Muscle cell | |
Fat cell |
Question 16 |
The name endoplasmic reticulum was given by ____________
Dr. Samuel | |
porter |
Question 17 |
The ribosomes are produced in the _________
Nucleus | |
Nucleolus |
Question 18 |
_______ are the sites of protein synthesis.
Golgi complex | |
Ribosomes |
Question 19 |
______ helps in the formation of acrosome in sperm cells.
Golgi bodies | |
Lysosome |
Question 20 |
_________ are known as suicidal bags of a cell.
Centrioles | |
Lysosomes |
Question 21 |
The folds of inner mitochondrial membrane are known as ______
Matrices | |
Cristae |
Question 22 |
_______ is an energy rich compound.
ATP | |
CTP |
Question 23 |
One of the following decides the plane of cell division.
Nucleus | |
Centriole |
Question 24 |
The wind pipe or trachea is internally lined by ________ Epithelium.
Ciliated | |
Sensory |
Question 25 |
Chromatin Reticulum is present in the _______
Nucleus | |
Nucleoplasm |
Question 26 |
The _____ is also known as nuclear sap.
Chromosomes | |
Nucleoplasm |
Question 27 |
__________ tissues cover most organs and cavities with in the body.
Epithelial | |
Cuboidal |
Question 28 |
Life span of RBC is _____ days.
80-100 | |
100-120 |
Question 29 |
_________ cells are composed of calcium and phosphorus compounds
Areolar | |
Bone |
Question 30 |
__________ is a structural unit of the nervous system.
Cell | |
Neuron |
Question 31 |
Striated muscles are also called ______ muscles.
Involuntary | |
Voluntary |
Question 32 |
This is the outer coat of the eye.
Sclerotic coat | |
Choroid |
Question 33 |
________ is the sensitive part of the eye.
Cornea | |
Cornea |
Question 34 |
The structural and functional unit of kidneys are_______
Neurons | |
nephrons |
Question 35 |
Fill in the blanks
________ is the structural and functional unit of all living organisms
Tissue | |
Cell |
Question 36 |
Cell was discovered by Robert Hooke in _______
1685 | |
1775 | |
1665 |
Question 37 |
________ and jacole schleiden postulated the cell theory in 1838.
Robert Leawenhook | |
Theodor Schwann | |
Alexander |
Question 38 |
The cell organelles are present in the _______
cell cytoplasm matrix | |
Cell wall | |
Cellulose |
Question 39 |
It is assumed that the _________ originated by evagination of the nuclear membrane.
Ribosomes | |
endoplasmic reticulum | |
golgi |
Question 40 |
The smooth endoplasmic reticulum takes part in the synthesis of _______
lipids | |
cholesterol | |
Protiens |
Question 41 |
The ribosomes are produced in the ________
Cell Wall | |
nucleolus | |
Endosomes |
Question 42 |
Each ribosome is composed of ____ structural units.
two | |
three | |
four |
Question 43 |
The ______ also may occur freely in the cytoplasm.
Endosome | |
ribosome | |
Nucleus |
Question 44 |
Ribosomes are the sites of _________ synthesis.
cholesterol | |
Vitamins | |
protein |
Question 45 |
Golgi complex forms the certain yolk substances in the developing _______
oocytes | |
embryos | |
Eggs |
Question 46 |
_________ help to keep the cell clean by digesting any foreign material.
Vacuales | |
peroxisomes | |
Lysosomes |
Question 47 |
Lysosomes are also known as ________ of a cell.
suicidal bags | |
lysosomes | |
Cell |
Question 48 |
The folds of inner mitochondrial membrane are known as _______
cristae | |
maculae | |
thylakoid |
Question 49 |
Mitochondria are considered to be the ________ of the cell.
power houses | |
Cell wall |
Question 50 |
Centrioles were first described by _______ and __________ in 1897.
Alexander. Leawenhook | |
Henneguy, Leuhossek |
Question 51 |
At the time of cell division, the ________ produce the spindle fibres and astral bodies
centrosome | |
centrioles | |
centromeres |
Question 52 |
The __________ is the protoplasmic substance of the nucleus.
protoplasm | |
nucleoplasm | |
Cell Membran |
Question 53 |
At the time of the cell division, the __________ become clearly visible.
chromosomes | |
Cendrosome | |
Rhibosome |
Question 54 |
The nucleolus is generally present in the __________ of most of the cells.
Cellulose | |
nucleus | |
Protoplasm |
Question 55 |
The nuclear membrane allows exchange of ions between ________ and cytoplasm.
nucleoplasm | |
nucleolus | |
Protoplasm |
Question 56 |
___________ cover most organs and cavities with in body.
endothelial | |
Epithelial tissues | |
granulation |
Question 57 |
The wind pipe or trachea is internally lined by __________
ciliated epithelium | |
goblet cells | |
epithelial cell |
Question 58 |
WBC are produced in the bone marrow and is the _________
lymph nodes | |
lymph glands | |
Cancer |
Question 59 |
The ________ are the smallest of the blood cells.
blood platelets | |
plasma | |
Dengue |
Question 60 |
The supportive tissues are of __________ types.
three | |
four | |
five |
Question 61 |
_______ are composed of calcium and phosphorus compounds.
Cell Wall | |
bone cells | |
Nucleus |
Question 62 |
The protoplasm of the cyton has a number of small dark granules reffered to as ________
nissel bodies | |
Nucleus |
Question 63 |
The cyton gives out numerous branches called __________
Dendron | |
Plasmodium | |
Cytosome |
Question 64 |
There are _________ types of muscular tissues.
three | |
four | |
five |
Question 65 |
Two or more kinds of tissues is associated together to form an _________
Tissues | |
Cells | |
organ |
Question 66 |
The sense organ eye is concerned with ________
vision | |
Plasma |
Question 67 |
An opening called the _________ is present in the centre of the Iris.
Cells | |
pupil | |
Tissues |
Question 68 |
Retina is the ______ part of an eye.
Sensible | |
sensitive | |
Resistant |
Question 69 |
_______ are sensitive to different shades of light but not colour.
Rods | |
eye | |
retina |
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