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BIOLOGY M.C.Q (1 Marks)

Animal Kingdom · MP Board (MPBSE) STD 11 Science (Madhya Pradesh - English Medium). 160 questions.

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M.C.Q (1 Marks)

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MCQ 11 Mark
Male and female cockroaches can be distinguished externally through:
  • ✓
    Anal styles in male.
  • B
    Anal cerci in female.
  • C
    Anal style and antennae in females.
  • D
    Both $(b)$ and $(c).$
Answer
Correct option: A.
Anal styles in male.
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MCQ 21 Mark
Poison glands of snake are modified:
  • ✓
    Parotids.
  • B
    Sublinguals.
  • C
    Linguals.
  • D
    Maxillaries.
Answer
Correct option: A.
Parotids.
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MCQ 31 Mark
What is common to whale, seal and shark?
  • A
    Seasonal migration.
  • B
    Thick subcutaneous fat.
  • ✓
    Convergent evolution.
  • D
    Homeothermy.
Answer
Correct option: C.
Convergent evolution.
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MCQ 51 Mark
Aristotle’s lantern occurs in class:
  • ✓
    Echinoidea.
  • B
    Asteroidea.
  • C
    Holothuroidea.
  • D
    Ophiuroidea.
Answer
Correct option: A.
Echinoidea.
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MCQ 71 Mark
Crocodile and Penguin are similar to Whale and Dogfish in which one of the following features?
  • A
    Lay eggs and guard them till they hatch.
  • B
    Possess bony skeleton.
  • ✓
    Have gill slits at some stage.
  • D
    Possess a solid single stranded central nervous system.
Answer
Correct option: C.
Have gill slits at some stage.
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MCQ 81 Mark
Radial symmetry occurs in:
  • A
    Coelenterata and Platyhelminthes.
  • B
    Arthropoda and Mollusca.
  • ✓
    Coelenterata and Echinodermata.
  • D
    Porifera and Coelenterata.
Answer
Correct option: C.
Coelenterata and Echinodermata.
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MCQ 91 Mark
Animals like bats have$/$ are:
  • A
    Efficient respiration. Non$-$vascular air sacs are connected to lungs to supplement respiration.
  • ✓
    Endothermic.
  • C
    Feathers which are modified reptilian scales.
  • D
    Hollow skeleton.
Answer
Correct option: B.
Endothermic.
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MCQ 101 Mark
Eutherians are characterised by:
  • A
    Hairy skin.
  • ✓
    True placentation.
  • C
    Ovoviviparity.
  • D
    Glandular skin.
Answer
Correct option: B.
True placentation.
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MCQ 111 Mark
In which of the following animal, post$-$anal tail is found?
  • A
    Earthworm.
  • B
    Lower invertebrate.
  • C
    Scorpion.
  • ✓
    Snake.
Answer
Correct option: D.
Snake.
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MCQ 121 Mark
What is correct about Taenia?
  • A
    Male organs occur in posterior proglottids.
  • B
    Male organs occur in anterior proglottids.
  • C
    Female organs occur in anterior proglottids.
  • ✓
    Mature proglottids contain both male and female organs
Answer
Correct option: D.
Mature proglottids contain both male and female organs
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MCQ 131 Mark
Metamorphosis of insects is regulated through hormone:
  • A
    Pheromone.
  • B
    Thyroxine.
  • ✓
    Ecdysone.
  • D
    All of these.
Answer
Correct option: C.
Ecdysone.
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MCQ 141 Mark
Mucus helps frog in forming:
  • A
    Thick skin.
  • B
    Dry skin.
  • C
    Smooth skin.
  • ✓
    Moist skin.
Answer
Correct option: D.
Moist skin.
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MCQ 151 Mark
In Amoeba and Paramecium osmoregulation occurs through:
  • A
    Pseudopodia.
  • ✓
    Contractile vacuole.
  • C
    General surface.
  • D
    Nucleus.
Answer
Correct option: B.
Contractile vacuole.
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MCQ 161 Mark
Kala$-$azar and oriental sore are spread by:
  • A
    Housefly.
  • B
    Bed bug.
  • ✓
    Sand fly.
  • D
    Fruit fly.
Answer
Correct option: C.
Sand fly.
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MCQ 171 Mark
Which of the following is an incorrect statement?
  • A
    There is a common opening for both digestive system and excretory system in Aves.
  • ✓
    Forelimbs are modified for flight in Bats.
  • C
    Bioluminescence is also shown by an insect.
  • D
    Open digestive system is more advanced than the closed digestive system.
Answer
Correct option: B.
Forelimbs are modified for flight in Bats.
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MCQ 191 Mark
The excretory organs of Platyhelminths, are:
  • A
    Nephridia.
  • ✓
    Flame cells.
  • C
    Nephrons.
  • D
    Kidneys.
Answer
Correct option: B.
Flame cells.
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MCQ 201 Mark
Special character of coelenterates is:
  • A
    Polymorphism.
  • ✓
    Nematocysts.
  • C
    Flame cells.
  • D
    Hermaphroditism.
Answer
Correct option: B.
Nematocysts.
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MCQ 211 Mark
Coelom derived from blastocoel is known as:
  • A
    Enterocoelom.
  • B
    Schizocoelom.
  • ✓
    Pseudocoelom.
  • D
    Haemocoelom.
Answer
Correct option: C.
Pseudocoelom.
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MCQ 221 Mark
Assertion: Periplaneta Americana is nocturnal, omnivorous, household pest.
Reason: It is because it acts as scavenger.
  • ✓
    $A$ is true but $R$ is false.
  • B
    $A$ is false but $R$ is true.
  • C
    Both $A$ and $R$ are true and $R$ is correct explanation of $A.$
  • D
    Both $A$ and $R$ are true but $R$ is not correct explanation of $A.$
Answer
Correct option: A.
$A$ is true but $R$ is false.
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MCQ 231 Mark
Radial symmetry is often exhibited by animals having:
  • A
    One opening of alimentary canal.
  • B
    Aquatic mode of living.
  • ✓
    Benthos$/$ sedentary.
  • D
    Ciliary mode of feeding.
Answer
Correct option: C.
Benthos$/$ sedentary.
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MCQ 241 Mark
Which one of the following statements is incorrect?
  • A
    Mesoglea is present in between ectoderm and endoderm in Obelia.
  • B
    Exhibits radial symmetry Asterias.
  • ✓
    Fasciola is a pseudocoelomate animal.
  • D
    Taenia is a triploblastic animal.
Answer
Correct option: C.
Fasciola is a pseudocoelomate animal.
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MCQ 251 Mark
A common characteristic of all vertebrates is:
  • ✓
    Presence of skull.
  • B
    Division of body into head, neck, trunk and tail.
  • C
    Presence of two pairs of functional appendages.
  • D
    Body is covered with an exoskeleton.
Answer
Correct option: A.
Presence of skull.
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MCQ 261 Mark
Order Rhynchocephalia consists of:
  • ✓
    Tuataras.
  • B
    Lizards and snakes.
  • C
    Turtles and tortoises.
  • D
    Crocodiles, alligators, caimans.
Answer
Correct option: A.
Tuataras.
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MCQ 271 Mark
Pneumatic bones are expected to be found in:
  • A
    Pigeon.
  • B
    House lizard.
  • C
    Frog’s tadpole.
  • ✓
    Flying fish.
Answer
Correct option: D.
Flying fish.
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MCQ 291 Mark
What is common in whale, bat and rat?
  • A
    Absence of neck.
  • ✓
    Muscular diaphragm between thorax and abdomen.
  • C
    Extra$-$abdominal testes to avoid high temperature of body.
  • D
    Presence of external ears.
Answer
Correct option: B.
Muscular diaphragm between thorax and abdomen.
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MCQ 301 Mark
In hot summer and cold winter, the number of malaria cases as well as Anopheles declines, reappearance of malaria in humid warm conditions is due to:
  • A
    Surviving malarial parasites in human carriers.
  • B
    Surviving sporozoites in surviving mosquitoes.
  • C
    Monkeys.
  • ✓
    Mosquito larvae in permanent waters.
Answer
Correct option: D.
Mosquito larvae in permanent waters.
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MCQ 311 Mark
Which of the following is a unique characteristic of invertebrates?
  • ✓
    Presence of notochord.
  • B
    Presence of vertebral column.
  • C
    Presence of brain box.
  • D
    Presence of jaw.
Answer
Correct option: A.
Presence of notochord.
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MCQ 321 Mark
Eye of the molluscan group that resembles vertebrate eye is:
  • A
    Bivalvia.
  • B
    Gastropoda.
  • C
    Pelecypoda.
  • ✓
    Cephalopoda.
Answer
Correct option: D.
Cephalopoda.
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MCQ 331 Mark
Which one of the following characters is not typical of the class$-$Mammalia?
  • A
    Seven cervical vertebrae.
  • B
    Thecodont dentition.
  • ✓
    Ten pairs of cranial nerves.
  • D
    Alveolar lungs.
Answer
Correct option: C.
Ten pairs of cranial nerves.
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MCQ 341 Mark
Photoreceptors of earthworm occur on:
  • A
    Clitellum.
  • B
    Many eyes.
  • ✓
    Dorsal surface.
  • D
    Lateral sides.
Answer
Correct option: C.
Dorsal surface.
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MCQ 351 Mark
A character found exclusively in mammals, is:
  • A
    Internal fertilisation.
  • ✓
    Muscular diaphragm.
  • C
    Four$-$chambered heart.
  • D
    Homoeothermy.
Answer
Correct option: B.
Muscular diaphragm.
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MCQ 361 Mark
Golden era$/$age of reptiles is:
  • A
    Palaeozoic.
  • ✓
    Mesozoic.
  • C
    Recent.
  • D
    Proterozoic.
Answer
Correct option: B.
Mesozoic.
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MCQ 371 Mark
Transfer of Taenia to secondary host occurs as:
  • ✓
    Oncosphere.
  • B
    Cysticercus.
  • C
    Morula.
  • D
    Egg.
Answer
Correct option: A.
Oncosphere.
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MCQ 381 Mark
Ascaris larva is called:
  • A
    Cysticercus.
  • ✓
    Rhabditiform.
  • C
    Hexacanth.
  • D
    Onchosphere.
Answer
Correct option: B.
Rhabditiform.
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MCQ 391 Mark
What is common between ostrich, penguin and kiwi?
  • A
    Running birds.
  • B
    Migratory birds.
  • ✓
    Flightless birds.
  • D
    Four toed birds.
Answer
Correct option: C.
Flightless birds.
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MCQ 411 Mark
Coelom is a cavity between the body wall and alimentary canal and is lined by:
  • A
    Ectoderm and endoderm.
  • B
    Ectoderm and mesoderm.
  • C
    Endoderm on both sides.
  • ✓
    Mesoderm on both sides.
Answer
Correct option: D.
Mesoderm on both sides.
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MCQ 421 Mark
What is true about Taenia saginata?
  • A
    Life history has pig as intermediate host.
  • B
    There are two large suckers on scolex.
  • ✓
    Rostellar hooks are absent.
  • D
    Rostellum has double circle of hooks.
Answer
Correct option: C.
Rostellar hooks are absent.
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MCQ 431 Mark
Pheretima posthuma is highly useful as:
  • A
    Their burrows make the soil loose.
  • ✓
    They make the soil porous, leave their castings and take organic debris in the soil.
  • C
    They are used as fish meal.
  • D
    They kill the birds due to biomagnification of chlorinated hydrocarbons.
Answer
Correct option: B.
They make the soil porous, leave their castings and take organic debris in the soil.
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MCQ 441 Mark
Which of the following phyla has no freshwater animals?
  • A
    Chordata
  • B
    Mollusca
  • ✓
    Echinodermata
  • D
    Arthropoda
Answer
Correct option: C.
Echinodermata
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MCQ 451 Mark
Which of the following animal is cold blooded and has $4 -$ chambered heart?
  • ✓
    Crocodile.
  • B
    Ornithorhynchus.
  • C
    Calotes.
  • D
    None of these.
Answer
Correct option: A.
Crocodile.
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MCQ 461 Mark
Which one of following feature is possessed by Crustaceans and not by insects?
  • A
    Bilateral symmetry.
  • ✓
    Two pairs of antenna.
  • C
    Chitinous exoskeleton.
  • D
    Paired limbs.
Answer
Correct option: B.
Two pairs of antenna.
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MCQ 471 Mark
Classification of Porifera is based on:
  • ✓
    Spicules.
  • B
    Symmetry.
  • C
    Reproduction.
  • D
    Branching.
Answer
Correct option: A.
Spicules.
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MCQ 481 Mark
Which of the following is not found in birds?
  • A
    Hindlimb.
  • B
    Pectoral girdle.
  • C
    Pelvic girdle.
  • ✓
    Forelimb.
Answer
Correct option: D.
Forelimb.
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MCQ 491 Mark
Malpighian tubules are:
  • ✓
    Excretory organs of insects.
  • B
    Excretory organs of annelids.
  • C
    Respiratory organs of insects.
  • D
    Respiratory organs of annelids.
Answer
Correct option: A.
Excretory organs of insects.
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MCQ 501 Mark
What will you look for to identify the sex of the following?
  • A
    Female Ascaris$-$Sharply curved posterior end.
  • B
    Male frog$-$ copulatory pad on the first digit of the hind limb.
  • C
    Female cockroach$-$Anal cerci.
  • ✓
    Male shark$-$Claspers borne on pelvic fins.
Answer
Correct option: D.
Male shark$-$Claspers borne on pelvic fins.
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M.C.Q (1 Marks) - BIOLOGY STD 11 Science Questions - Vidyadip