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Quiz 17
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Q.1
Which of the following does not have any enzymes in its cells?
Algae
Virus
Lichen
Bacteria
Q.2
Which among the following does not have a cell wall?
Euglena
Paramecium
Gonyaulax
Mycoplasma
Q.3
Pickles, candies, jams and breads are preserved by the much of adding
Preservattives
Enzymes
Minerals
None of the above
Q.4
Amoeba belongs to which group
Protozoa
Bacteria
Fungi
None of the above
Q.5
Under the ideal environmental conditions bacterial cells divide at the rate of division per twenty
Second
Minutes
Hours
Days
Q.6
The virus is
Protein and lipid
Nucleic acid and protein
Lipid and carbohydrate
Carbohydrate
Q.7
Ringworm is a disease caused by
Fungi
Bacteria
Virus
Flies
Q.8
Rod shaped bacteria are known as
Cocci
Bacilli
Spirilla
None of the above
Q.9
Statement which is true about bacteria ?
All bacteria are autotrophs
Most of them are heterotrophs but some are autotrophs
All bacteria heterophs
All bacteria are photosynthetic
Q.10
The ability to fix atmospheric nitrogen is found in the
Leaves of some crop plants
Some marine red algae
Some blue-green algae
Cholera
Q.11
The number of chloroplasts in a cell of Spirogyra is
1-4
1-8
1-14
2-8
Q.12
'Pond silk' is the common name of
Spongilla
Chlorella
Selaginella
Spirogyra
Q.13
Which type of bacteria get their food from dead organic matter?
Parasitic
Autotrophic
Saprophytic
None of the above
Q.14
Heterocysts, specialised for nitrogen fixation, occur in certain
Red brown algae
Blue green algae
Ferns
Mosses
Q.15
Mitochondria are also known as
Store house of the cell
Power house of the cell
Factory of protein synthesis
Factory of ribosomes synthesis
Q.16
Which is the basic structural as well as functional unit for all organisms?
Tissue
Cell
Gland
Atom
Q.17
Which of these is a human disease caused by bacteria?
TB
Ascariasis
Chickenpox
Common cold
Q.18
Virus is not regarded as a cell, because
It is anactive unless it finds a host to multiply
Most of the cellular activity is absent
The genetic material does not replicate on its own
All of the above
Q.19
Example of a single celled organism.
Algae
Amoeba
Paramaecium
All of the above
Q.20
Chlamydomonas prefers water rich in
Ammonic compounds
Uric acid compounds
Sulphur compounds
Urea compounds
Q.21
The study of structure and functions of cells is termed as
Genetics
Ecology
Embrylogy
Cell Biology
Q.22
Where in the cell are chromosomes located?
Mitochondria
DNA
RNA
Nucleus
Q.23
Potato blight is caused by
Penicillium
Meningitis
Smut
Ringworm
Q.24
The number pyrenoids in Chlamydomonas is
1
2
3
4
Q.25
Commercial agar is obtained from
Chlorella
Gracilaria
Parphyro
Volvox
Q.26
Which organelles are involved in the manufacture and supply of energy to the cell?
Ribosomes
Mitochondria
Golgi Bodies
Vacuoles
Q.27
Which statement is one component of the cell theory?
DNA is the basis of genetic transfer
All living cells arise from pre-existing cells
All cells are composed of same organelles
Tissues are formed from combinations of cells
Q.28
Which organelle performs cellular respiration?
Mitochondria
Cytolasm
Chloroplasts
All of the above
Q.29
The main function of the Golgi body is
Respiration
To begin cell division
To produce gastric juice
Secretion
Q.30
Which organelle is the control center of a cell?
Nucleus
Cytoplasm
Cell membrane
Endoplasmic reticulum
Q.31
The number of pyrenoids in a cell of Spirogyra is
1
2
3-5
Numerous
Q.32
Nuclear membrane is absent in
Volvox
Penicillium
Agaricus
Nostoc
Q.33
Which are called the factory of protein synthesis?
Ribosomes
Lysosmes
Golgi Bodies
Mitochondria
Q.34
Who is known as father of Biology?
Aristotle
Drawin
Lamark
Purkenja
Q.35
Do plant cells have Mitochondria?
Yes
No
Can't be determined
None
Q.36
The great contribution of Schwan was
what he saw
how interpreted what he saw
cell theory
None of the above
Q.37
What organelle carries out photosynthesis?
Chloroplasts
Ribosomes
Chromosomes
All of the above
Q.38
Which of the following organelles of a cell is involved in photosynthesis?
Chloroplast
Mitochondria
Golgi bodies
Endoplasmic reticulum
Q.39
The theory which states that all animals and plants are composed of cells and cell products is known as
Cell Theory
Atomic Theory
Bohr's Theory
None of the above
Q.40
Microscopic organism which passively float on the surface of water is called
Phytoplanktons
Zooplanktons
Both (a) and (b) both
None to these
Q.41
In most plants and animals, the fluid filled sacs or cisternae of Golgi Bodies may vary from
1 to 2
2 to 3
3 to 7
7 to 10
Q.42
Where the mature sperm are produced?
Scrotum
Vas deferens
Prostate gland
Testes
Q.43
Which one of the following functions is not carried out by smooth endoplasmic reticulum?
Transport of materials
Synthesis of lipid
Synthesis of protein
Synthesis of steroid hormone
Q.44
Which is called the factory of ribosomes?
Nucleus
Nucleous
Vacuole
Endoplasmic Reticulum
Q.45
Who is known as father of Biology
Aristotle
Darwin
Lamark
Linneus
Q.46
Lichens are the best indicator of
Air pollution
Water pollution
Soil pollution
Noise pollution
Q.47
Which one of the following processes takes place in lakes during eutrophication?
Rapid destruction of algal growth
Excessive availability of dissolved oxygen
Loss of dissolved nutrients from water
Excessive entry of nutrient into water
Q.48
Which organelles are unique to plant cells?
Central vacuole
Chlorophyll
Cell wall
All of the above
Q.49
Membrane bound organelles are not found in the cells of
Eukaryotes
Prokaryotes
Both A & B
Nokaryotes
Q.50
Biologists mainly deal with matters relating to
Living part of nature
Non living things influencing living things
How life works
All three a b and c
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