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Quiz 9
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Q.1
Deficiency of fluoride leads to which one of the following health problems?
Tooth caries
Mottling of tooth
Bending of bones
Stiffening of joints
Q.2
They play key roles in the contraction of muscles,digestion of food and clotting of blood.
Fats
Carbohydrates
Proteins
Vitamins
Q.3
Which one of the following organisms is dependent on saprophytic mode of nutrition?
Agaricus
Ulothrix
Riccia
Cladophora
Q.4
Longest bone found in man is
Stapes
Fibula
Tibia
Femur
Q.5
What is the total number of bones in the human body?
206
103
309
412
Q.6
The tallest moss in the world is
Funaira
Dawsonia
Marchantia
Sporophyte
Q.7
The unique feature of bryophytes compared to other green plants groups is that
They lack roots
They lack vascular tissue
They produce spores
Their sporophytes is attached to gametophyte
Q.8
Which of the following is not a function of proteins?
Build tissues such as bone and muscle
Help to fight disease
Nail formation
Store and transmit heredity
Q.9
Bleeding of gums, falling of teeth, fragile bones and delayed wound healing occur due to the deficiency of which one of the following vitamins?
Vitamin C
Vitamin K
Vitamin D
Vitamin B
Q.10
The term biology is derived from the language
French
Latin
Purthgali
Greek
Q.11
Protein synthesis in a bacterial cell is done by
Centrioles
Flagella
Thylakoids
Ribosomes
Q.12
Number of bones found in skull is
8
30
32
34
Q.13
How many pairs of ribs are there in human body?
10
11
12
13
Q.14
Total number of bones found in child
200
206
300
306
Q.15
Animals/organisms floating on the surface of water are
Plankton
Pelagic
Benthon
Neritic
Q.16
Which structure is common to plant and animal cells?
Centriole
Chloroplast
Central Vacuole
Mitochondria
Q.17
Which observation proves that a cell is a eukaryote?
It contains DNA
It contains ribosomes
It has a cell membrane
It has DNA inside a nucleus
Q.18
Which one is the first organelle to be discovered?
Chloroplast
Nucleus
Vacuole
Lysosome
Q.19
The cell was discovered by
Hooke
Schleiden
Oken
Darwin
Q.20
Total number of bone found in man is
212
206
202
200
Q.21
A typical human ribcage consists of how many ribs ?
12
14
16
24
Q.22
The total number of bones found in newly born human body ?
212
206
202
300
Q.23
Which of the following bone is not found in human leg?
Tibia
Humerus
Femur
Fibula
Q.24
Who formulated Cell theory?
Schwan
M.J.Schleiden
Henri Dutrochet
Both Schawn and M.J.Scheilden
Q.25
Which of the following are known as the suicide bags of cells?
Lysosomes
Golgi bodies
Nucleoli
Ribosomes
Q.26
The scientific study of livings is called
Zoology
Anotomy
Ecology
Biology
Q.27
They are present in the underground parts of the plants and stored food.
Leucoplasts
Chromoplasts
Chloroplasts
Lysosomes
Q.28
In plants, chloroplasts are necessary for
Photosynthesis
Storage
Cell movement
Respiration
Q.29
In which of the following organelles does photosynthesis take place?
Miochondria
Chloroplast
Central Vacuole
Ribosome
Q.30
Physical basis of life is
Cytoplasm
Neucleoplasm
Protoplasm
Haloplasm
Q.31
Where does cellular respiration take place in the cell?
Cytoplasm
Mitochodria
Ribosomes
Chromosomes
Q.32
The Powerhouse of the cell is
Chloroplast
Nucleus
Endoplasmic reticulum
Mitochondria
Q.33
In which year, Schwann and Schleiden suggested that cells were the basic unit of life
1832
1839
1849
1852
Q.34
Plants are killed in winter by frost
because of desiccation and mechanical damage to the tissues
because no photosynthesis takes place at such low temperature
because respiration ceases at such low temperature
because there is no transpiration
Q.35
One of the following is most suitable for study of mutations
Haploids
Diploids
Tetraploids
Polyploid
Q.36
Which cell can contract and relax?
Muscle cells
Excretory cells
Nervous cells
Respiratory cells
Q.37
Which feature do prokaryotic and eukaryotic cells share?
Nucleus
DNA
Nuclear membrane
Membrane bound Organelles
Q.38
Which of the following contain enzymes for cellular respiration ?
Dictyosomes
Endoplasmic reticula
Lysosomes
Mitochondria
Q.39
Which of the following groups is present in animal cells ?
Mitochondria, Cell membrane, Cell wall, Cytoplasm
Chloroplasts, Cytoplasm, Vacuole, Nucleus
Nucleus, Cell membrane, Mitochondria, Cytoplasm
Vacuole, Cell membrane, Nucleus, Mitochondria
Q.40
What is the full form of DNA?
Diribo nucleic acid
Di nucleic acid
Dual nitrogen acid
Deoxyribonucleic acid
Q.41
It is a heredity material and contains the genetic information which is passed on from one generation to another.
RNA
DNA
Chromosomes
Carbohydrates
Q.42
Where is the genetic information of the cell stored?
DNA
Cell membrane
Nucleus
None of the above
Q.43
Pulses are a good source of
carbohydrates
fats
proteins
vitamins
Q.44
The smallest unit that is capable of carrying out life functions is known as
Tissue
Cell
Blood
DNA
Q.45
What is the full form of RNA?
Ribonucleic Acid
Ribonitric Acid
Ribonutrient Acid
Reverse Nucleic Acid
Q.46
Where does protein synthesis take place in a cell?
Ribosomes
Mitochondria
Cytoplasm
Nucleus
Q.47
Nymph is the name of young one of
butterfly
beetle
housefly
cockroach
Q.48
Organic Substances which, in very small amounts, control growth and development called
vitamins
hormones
enzymes
None of the above
Q.49
Our major foods, fibres, spices, fruits and beverage crops are
flowering plants
gymnosperms plants
pteridophytes
bryophytes
Q.50
Movements due to light are shown by
flowering plants
lower plants
all land plants
all the plants
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