Other Biology Answers

8 A vertbral column replaces the ------------ in vertebrates
notochord
gill slits
tubular nerve chords
flexible rod of tightly packed cells
9 Which of the following is not true of the vertebrates?
possession of endoskeleton
have a well developed sense organs
have backbones
bodies are not bilaterally symmetrical
10 Which of these is not a class of vertebrates?
Pisces
Protozoa
Amphibia
Aves
11 The largest group in animal kingdom is the phylum
protozoa
aschelminthes
A Hyperlink
mollusca
12 All these are arthropods except
cephalopoda
crustacean
insecta
arachnida
13 All of these animals belong to the class arachnida except
scorpions
ticks
mites
lobsters
14 Cockroach belong to a class of animal called
arachnida
myriapoda
insecta
crustaceans

1 Which of these is not true about the phylum echinodermata?
All have olfactory organs
Bodies are not metamerically segmented
Sexes are separate
Bodies are not metamerically segmented
2 Which of these is not a class of the phylum echinodermata?
arachnida
opliuroidea
crinoides
asteroidea
3 Sea Cucumber is an example of the class
holothuroidea
echinoidea
crinoides
opliuroidea
4 Brittle Star is an example of the class
opliuroidea,
echinoidea
crinoides
holothuroidea
5 Which of these is not true of star fish?
They are star shaped
Pedicellaria are present
Water vascular system is not used for gathering food
Possession of specialised jaw-like appendages
6 Vertebrata is a subphylum of the phylum
arthropoda
reptilia
amphibia
chordata
7 Which of these is not true of the chordates?
have tightly packed cells
have tubular nerve chords
they have no notochord
have gill slit at some stages

14 Nematodes belong to the phylum
coelenterata
arthropoda
aschelminthes
platyhelminthes
15 Ascaris lumbricoides is a
coelenterate
nematode
protozoa
ring worm
16 Animals with a cavity lined by an epithelium of cells are---- animals
coelomate
parasitic
saprophytic
acoelomate
17 Which of these is not an example of the phylum annelida?
earthworms
neanthes
leeches
hydra
18 Which of these is not a class of the phylum annelida?
polychaeta
oligochaeta
turbellaria
hirundea
19 Earthworm belong to the class
polychaeta
turbellaria
oligochaeta
hirundea
20 The part of an earthworm that secretes a cocoon is the
clitellum
chetae
mouth
anus

6 The largest class of the phylum mollusca is the class
pelecypoda
cephalopoda
polychaeta
gastropoda
7 Snail belongs to the class
pelecypoda
cephalopoda
gastropoda
polychaeta
8 Volvox is a ------- algae
colonial
unicellular
filamentous
heterotrichus
9 The red algae are ---------- in form
colonial
filamentous
heterotrichus
polysiphonoid
10 A widely distributed genus of the Pteridophyte is
Cycad
pteris
spirogyra
euglena
11 Which of these is not classfied as a platyhelminthes?
turbellaria
trematodes
coelenterates
cestodes
12 Which of these is mostly free living and aquatic?
trematoda
cestoda
tapeworms
turbellaria
13 Liver fluke is an example of the phylum--------
coelenterata
arthropoda
protozoa
platyhelminthes

1 Which of these is not a class of the phylum mollusca?
polychaeta
pelecypoda
cephalopoda
cypraca
2 The part of an earthworm that is stiff, brittle-like and helps it in moving around is the
Chetae
mouth
clitellum
anus
3 A phylum which includes soft bodied animals with a shell is likely to be the phylum
annelida
mollusca
coelenterata
aschelminthes
4 Snail is an example of the phylum-- --------
Human made interface
Human main interface
None of the above
All of the above
5 Octopus belongs to the class
pelecypoda
cypraca
cephalopoda
polychaeta

16 Which of these does not belong to the plant kingdom?
Algae
Angiosperms
Pseudosperms
Thallophytes
17 Which of the followings does not contain chlorophyll?
mosses
ferns
pines
yeast
18 Which of these organisms is not a fungi?
moulds
mushrooms
yeast
amoeba
19 Which of the followings does not belong to Protista
Chlamydomonas
amoeba
bacteria
paramecium
20 Which of the followings may not be classified an eukaryote?
Animalia
Protist
Monera
Fungi

11 An example of the phylum coelenterata is the
Corals
Sponges
Flukes
Leechee
12 In animals, growth is
indeterminate
semi-determinate
determinate
non-determinate
13 Which of these is not a characteristic of the kingdom animalia
multicellularity
heterotrophy
lack cell wall
autotrophy
14 Flowering plants are also refered to as
gymnosperms
Pteridophytes
Angiosperms
seed plants
15 Which of the followings does not belong to tracheophytes?
Pteridophytes
Thallophytes
Gymnosperms
Angiosperms

6 In Spirogyra, the chloroplast contains small nodular protoplasmic bodies called
chlorophyll
mucilage
pectin
pyrenoids
7 Spirogyra belongs to the class of algae called
chlorophyta
xanthopyta
cyanophyta
chrysophyta
8 The followings are characteristics of algae except
all are microscopic
unicellularity
they are filamentous
thalloid in form
9 Which of these animals have their body covered with dry scales?
aves
amphibians
fishes
reptiles
10 Crustacean is an example of
poriferas
arthropods
molluscs
coelenterates

1 The first person that attempted to classify living organisms is
Linnaeus
Mendel
Aristotle
Larmack
2 An example of liverwort is
Riccia
Funaria
Spirogyra
Chlamydomonas
3 Which of these organisms lack roots and have no vascular system?
Bryophytes
Pteridophytes
Ferns
Angiosperms
4 Which of these organisms does not depend on water for completion of their life cycle?
angiosperms
thallophytes
algae
bryophytes
5 Which of these organisms first colonise the terestrial habitat?
algae
pteridophytes
bryophytes
seed plants

19 The protozoans are classified into ___________ number of divisions
3
4
5
6
20 Protists are classified into ___________ number of groups
3
4
5
6