Objective Type Mcqs Test Of Biology

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Biology MCQs With Solved Answers Test

Q.1: The zygote formed in liverworts is-------- ?

1. Unicellular
2. Mulicellular
3. Multinucleate
4. None of these

A

Q.2: Which of the following statement about filicinae a group of tracheophytes is incorrect------ ?

1. They belong to sphenopsida
2. They are seedless and their leaves are called fronds
3. They live in shady and moist areas.
4. They show circinate vernation.

A

Q.3: Which of the following help cyanobacteria to locomote ?

1. Flagella
2. Gas vesicles
3. Both of these
4. None of these

B

Q.4: Those bacteria which are fully dependent upon their host for nutrition are called------ ?

1. Heterotrophic bacteria
2. Chemosynthetic bacteria
3. Saprophytic bacteria
4. Parasitic bacteria

D

Q.5: Flagella originate from------- ?

1. Cell membrane
2. Cell wall
3. Capsule
4. Basal body

D

Q.6: In term of spore production Selaginella is characterized by-------- ?

1. Homosporous
2. Hetrosporous
3. Both depending upon the conditions
4. None of these

B

Q.7: Which of the following structure primarily helps in attachment of bacteria on various surfaces------ ?

1. Flagella
2. Pili
3. Both of these
4. None of these

B

Q.8: The radial symmetry is found in the animals of------ ?

1. Protozoa
2. Porifera
3. Cnidaria
4. All of these

C

Q.9: Ferns are included in------- ?

1. Psilopsida
2. Lycopsida
3. Sphenopsida
4. Pteropsida

D

Q.10: Aquatic arthropods respire through----- ?

1. Spiracles
2. Gills
3. Book lungs
4. Both b and c

D

Q.11: The system well developed in the acoelomate is------ ?

1. Excretory system
2. Nervous system
3. Transport system
4. All of these

D

Q.12: Of the following which one is not found in series proterostomia ?

1. Annelida
2. Arthropoda
3. Mollusea
4. Echinodermata

D

Q.13: The sponges in which sperms develop first are included in the category of-------- ?

1. Peritandrous
2. Pertandrous
3. Protendrous
4. Protandrous

D

Q.14: Mammals became dominant in-------- ?

1. Proterozoic era
2. Mesozoic era
3. Paleozoic era
4. Cenozoic era

D

Q.15: Body is globular in------- ?

1. Cake urchin
2. Sea Urchin
3. Sea cucumber
4. Brittle star

B

Q.16: Coelom is lined by-------- ?

1. Parietal mesoderm
2. Visceral mesoderm
3. Mesoderm
4. Both A & B

D

Q.17: Excretory system of platyhlminthes consists of--------- ?

1. Nephridia
2. Flame cells
3. Malpighian tubules
4. Nephrons

B

Q.18: Pseudocoelem develops from-------- ?

1. Blastopore
2. Plastoquinone
3. Blastocoel
4. Splitting of mesoderm

C

Q.19: Exoskeoeton of coelenterates terates is made up to-------- ?

1. Calcium
2. Silica
3. Chitin
4. Both A & B

A

Q.20: ------ are believed to have common origin with annelids ?

1. Nematods
2. Arthropods
3. Molluscs
4. None of these

B