Noun: Bio102 latest past question


Part one
FBQ1: The caspids are made up of identical repeating subunits called ---------------------
Answer: Casomeres
FBQ2: A tissue responsible for secondary growth in plants is called_________
Answer: Cambium
FBQ3: The flower parts in dicot is usually in four while in monocot is in ______
Answer: Three
FBQ4: Diatoms belong to the group of algae called ----------------------------
Answer: 8Bacillariophyta
FBQ5: Which of the cells in Hydra is for absorption and digestion of food?
Answer: Glandular cells
FBQ6: In viruses, there is a protective coat called_______ around the nucleic core
Answer: Capsid
FBQ7: The virus that causes HIV is called __________
Answer: human immunodeficiency virus
FBQ8: A short unicellular organ of attachment found in some spirogyra is called
Answer: Hapteron
FBQ9: In the class Turbellaria ____________ are rarely present
Answer: Suckers
FBQ10: The main diagnostic feature of round worm is that it is _____ at both ends
Answer: Elongated
FBQ11: Under the highest magnification of light microscope, the smallest bacterium is about 0005
micrometers across while the largest may be up to ______micrometers long
Answer: 0.02
FBQ12: __________ segmentation is the transverse division of the body into similar parts
Answer: Metameric
FB13: What is the role of cell membrane in bacteria and other organisms?
Answer: It controls what goes in and out of the cell
FBQ14: Viruses that cause tomato and tobacco mosaic have molecular weight of 60 to 100 million. The
molecular weight of viruses that cause fowl plague have a molecular weight of ____ to ____
Answer: 200 to 400 million
FBQ15: ---------- includes all those eukaryotes that are considered as ancestors of plants, animals and
fungi
Answer: Protoctista
FBQ16: Members of fungi either live as saprophytes or _________
Answer: Parasites
FBQ17: The group of plants which are not differentiated into roots, stems and leaves is called _________
Answer: Thallophyta
FBQ18: _______________are disease causing organisms which are specific to their host.
Answer: Viruses
FBQ19: The organelle in the cell that contains a mixture of water, salts, small organic compounds and
micromolecules of many kinds is called _____
Answer: Cytoplasmic matrix
FBQ20: ________ is a structure in the plant cell that contains aqueous solution of mineral salts which
regulate the turgidity of adjoining cytoplasm.
Answer: vacuole
FBQ21: A common example of fungi whose mycelium can produce both plus and minus is ________
Answer: Neurospora
FBQ22: Other name for shield in arthropods is
Answer: Carapace
FBQ23: The phylum ________ is the largest in terms of number of animal species
Answer: Arthropoda
FBQ24: The immunodeficiency virus belongs to the group of RNA viruses known as -------------
Answer: Retroviruses
FBQ25: Some bacteria without cell wall and can change their shape are called --------------
Answer: Mycoplasmas
FBQ26: A coating on the outside of cell wall with a definite boundary in some bacteria is called -------------
-- layer
Answer: Slime
FBQ27: The group of plants though live on land but still dependent on water for completion of their life
cycle is
Answer: Bryophytes
FBQ28: The ________ are the simplest form of land plants
Answer: Bryophytes
FBQ29: Organisms can only use two forms of energy, either Chemical or ----------
Answer: light
FBQ30: A covering of insect body that has a great influence on growth is called
Answer: Chitin
FBQ31: The vascular tissue in Pteridophyte is found in __________ generation
Answer: sporophyte
FBQ32: The group of plants which usually produce cones on which sporangia, spores and seeds develop
is called
Answer: Conifers
FBQ33: One of the challenges of _____ reproduction is how to get the non-motile gametes to reach the
female gametes.
Answer: Angiosperm
FBQ34: The --------------- are known as vascular plants.
Answer: Tracheophytes
FBQ35: In the phylum Rhizopoda, the ________ have naked surface without differentiation
Answer: Sarcodinians


Part two
MCQ1: Which of these statements is not correct about Paramecium?
Answer: Oral groove and gullet are covered with flagella
MCQ2: Which of these of organisms is not a protozoa?
Answer: Cnidaria
MCQ3: Amoeba belongs to the phylum
Answer: Rhizopoda
MCQ4: Sporozoa is in the phylum of
Answer: Apicomplexa
MCQ5: An average size of Amoeba is
Answer: 0.02cm
MCQ6: The food substance of Amoeba are usually _____
Answer: Diatoms
MCQ7: Under which kingdom are bacteria classified?
Answer: Monera
MCQ8: Which of the following phyla contain parasites?
Answer: Apicomplexa
MCQ9: Which of these is not a characteristics of the members of Porifera?
Answer: Their body is symmetrical
MCQ10: The following structures are part of reproduction in Porifera except
Answer: Collar cells
MCQ11: Which of these statements is not true about Sponges?
Answer: Their cells are highly specialised
MCQ12: What is the role of mesogloea in Cnidaria?
Answer: Separate ectoderm from endoderm
MCQ13: A good example of Cnidaria is
Answer: Hydra
MCQ14: The stinging cells in Hydra that help to capture food organisms is called__
Answer: Nematocysts cells
MCQ15: Which of these groups of animals is the first to develop the organ system level of organization?
Answer: Platyhelminthes
MCQ16: Which of these is not a characteristic of platyhelminthes?
Answer: Biploblastic
MCQ17: Which of these organisms is a member of Cestoda?
Answer: Taenia
MCQ18: Nematodes possesses the following characteristics except
Answer: The digestive canal is open at one end
MCQ19: Nematodes are like platyhelminthes in the following ways except in
Answer: They are both segmented
MCQ20: The crustacean with wider thoracic and short abdomen is
Answer: Crab
MCQ21: The appendage in the crayfish which branched into a pair of ponted chitinous structure is call
Answer: 1st Abdominal
MCQ22: The serrated edge for gripping in crab is called
Answer: Thoracic appendages
MCQ23: If you are presented with an arthropod with the following features- head made up of six
segments fused together, a pair of antennae and a pair of lateral compound eye such arthropod is
Answer: Insect
MCQ24: Which of the following is not a characteristic of Diplopoda?
Answer: A pair of legs in each segment
MCQ25: The cell that is for capturing Hydra small animal food is called _____
Answer: Stunging cells
MCQ26: Which of the following is not a characteristic of Anelids?
Answer: They are not bilaterally symmetrical
MCQ22: Which of these is not a class of Anelids?
Answer: Entamelochaeta
MCQ27: The following are members of Anelids except
Answer: Planeria
MCQ28: The characteristics of arthropods include the following except
Answer: Coelom highly developed
MCQ29: Which of these is not a class of the phylum arthropoda?
Answer: Polychaeta
MCQ30: Arthropods are placed in the various classes on the bases of the following except
Answer: Number of segments
MCQ31: What is the number of segments in Centipede?
Answer: Between 15 to 20
MCQ32: Which of these triploblastic coelomates is unsegmented?
Answer: Molluscs
MCQ33: Which of these is not a class of vertebrates?
Answer: Gastropod
MCQ34: The part of mammalian skin which contains pigment for skin colour is called
Answer: Malpighian layer


Part three
 The sub-phylum vertebrata is made up of how many classes?
ANS:6
 Natural classification consider the following except
ANS: similarity in appearance
 Heterotrophism means
ANS: depend on organic source for food
 In which year was five kingdoms of classification proposed?
ANS:1982
 Which of these is not a characteristic of virus?
ANS: They are cellular
 Which of these group is not a member of protoctist?
ANS: bryophytes
 The sub-phylum vertebrata is made up of how many classes?
ANS: 6
 Natural classification consider the following except
ANS: similarity in appearance
 In which of these phylum do we have flat worms?
ANS: Platyhelminthes
 The HIV virus belongs to the group of RNA viruses known as
ANS: retroviruses
 What is the highest possible magnification of light microscope?
ANS: 100x
 Surface to volume ratio in a single cell animal like Amoeba can be as low as
ANS:400
 When the condition is favourable, a bacterium can divides in every
ANS: 15minutes
 The coating on the outside wall of some bacteria is called
ANS: slime layer
 How many parts are recognized in a cell?
ANS: 3
 The cell organelle that direct the manufacture of protein and other cell constituents is
ANS: nucleus
 The mould that gives bread blue green colour is
ANS: Penicillum
 Which of the following is not a part of yeast cell?
ANS: sporangium
 Which of the following is not true about thalloid?
ANS: It has vascular system
 Which of these pigment is dominant in the phylum Phaeophyta?
ANS: Chlorophyll A and C
 Which of these is not part of the structure of Fucus?
ANS: root
 Which of these groups of plants are referred to as simplest land plants?
ANS: Bryophytes
 Which of the following Protozoan lives in stagnant or slow flowing fresh water that contains
organic decaying matter?
ANS: paramecium
 Amoeba belongs to the phylum
ANS: Rhizopoda
 Which of these phyla contains multicellular organisms?
ANS: Cnidaria
 Which cell in Hydra coordinate the network of other cells?
ANS: nerve cells
 Which of these is not characteristic of Platyhelminthes?
ANS: They are asymmetry
 Taper at either ends, round in shape, triploblastic and no blood system. These characteristics are
for
ANS: Nematodes
 Which of these is not a class of Annelids?
ANS: Cnidaria
 Which of these phyla is the largest in terms of number of animal species?
ANS: Arthropoda
 The vertebrates are grouped into the classes except
ANS: Gastropod
 Which of the following is not a characteristic of reptiles?
ANS: They have external ears

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