Biology/Biology (living world) Sample Test,Sample questions

Question: Archaeopteryx is connecting link between

1.Reptiles and birds

2.Reptiles and mammals

3.Fishes and reptiles

4.None of the above

Question: A group of plants or animals with similar traits of any rank is

1.Order

2.Genus

3.Taxon

4.Species

Question: A marine dinosaur is

1.Ichthyosaur

2.pelycosaur

3.Pterosaur

4.Tyrannosaurus

Question: Arms are absent in

1.Sea uricin

2.Sea cucumber

3.Human

4.Both A and B

Question: Assertion(a): The “biological species” concept help us to ask how species are formed. Reason (r) : The concept of biological species focuses our attention on the question of how reproductive isolatio

1.both (a) and (r) are correct but r does not explains a

2.both (a) and (r) are correct and (r) is true explanation of a

3.Both (a) and (r) are not true

4.Only (a) is true, (r) is not correct

Question: Bacteria involved in two-step conversion of ammonia into nitrate are

1.Azotobacter and Achromobacter

2.Pseudomonas and Nitrobacter

3.Nitrosomnas and Nitrobacter

4.Azotobacter and Nitrosomonas

Question: Body cavity of Hydra is called

1.Gastrovascular cavity

2.Coelenteron

3.Enterocoel

4.Both A and B

Question: Boring Sponge is

1. Hyalonema

2.Cliona

3.Chalina

4.Spongilla

Question: Calotes versicolor is

1.Wall lizard

2.Flying lizard

3.Rock lizard

4.Garden lizard

Question: Cells regulate their activity through

1.Flow of energy

2.Flow of material

3.Flow of information

4.Flow of smoke

Question: Engler and Prantl published a phylogenetic system in the monograph

1.Genera Plantarum

2. Die Naturlichen Pflazenfamilien

3.Species Plantarum

4.Origin of species

Question: Female Ascaris is differentiable from male in

1. Presence of cloaca

2.Shorter size

3.Straight posterior end

4.Presence of penial setae

Question: Filaria is spread by

1.Bed bug

2.Mosquito

3.House fly

4.Flea

Question: Fungal cell wall is formed of

1.Pectin

2.Hemicellulose

3.Chitin and cellulose

4.Chitin

Question: Give the correct matching of causative agent/germ and disease

1.Anopheles – Malaria

2.Leishmania –Sleeping sickness

3.Glossina – Kala-azar

4.Wuchereria – Filariasis

Question: Hans Ris coined the term genophore for

1.Stalk supporting spores

2.Bacterial chromosome

3.Genetic material of fungus

4.Genetic material of virus

Question: Heterocysts, specialized for nitrogen fixation, occur in certain

1. Red algae( batrachospermum )

2.Green algae

3.Blue green algae

4.Brown algae

Question: Identify from the following the only category that has a real existence

1.Phylum

2.Kingdom

3.Species

4.Genus

Question: In a sponge, digestion takes place in

1. Paragastric cavity/Spongocoel

2.Osculum

3.Ostium

4.Food vacuoles

Question: In fish Catla catla, the specific name is identical with the generic name. It is an example of

1.Autonym

2.Tautonym

3.Species

4.Phylum

Question: In Sycon the larva is

1.Trochophore

2.Redia

3.Amphiblastula

4.Parenchymula

Question: In which of the following groups all animals are triploblastic

1. Annelida, Mollusca, Porifera

2.Arthropoda, Cnidaria, Annelida.

3.Mollusca, Echinodermata, Annelida.

4.Mollusca, Ctenophora, Arthropoda.

Question: Intermediate between diploblastic and triploblastic body structure is found in

1.Porifers

2.Coelenterates

3.Ctenphores

4.Platyhelmintes

Question: Lagoon is

1.Full moon

2.Sea breaking into land and separated by sand dunes

3.Spot in desert with presence of water

4.Horse-shoe shaped coral reef

Question: Linnaeus evolved a system of nomenclature called

1.Monomial

2.Vernacular

3.Binomial

4.Polynomial

Question: Linnaeus is credited with

1.Binomial nomenclature

2.Discovery of microscope

3.Theory of biogenesis

4.Discovery of blood circulation

Question: Long hollow bones connected by passages are characteristic of

1.Mammales

2.Aves

3.Reptiles

4.All of the above

Question: Maintenance of internal favorable conditions despite changes in external environment is

1.Entropy

2.Enthalpy

3.Steady state

4.None of the above

Question: Metabolism is

1.Gain of energy

2.Release of energy

3.Release or gain of energy

4.Catabolism of a reaction

Question: Nitrogen fixing organism which can be free as well as symbiotic is

1.Anabaena

2.Azotobacter

3.Liverworts

4.Mosses

Question: Pesticide used in preparation of herbarium

1.2, 4-D

2.NAA

3.Mercuric chloride

4.Carbon di sulphide

Question: Phylum Arthropoda is the largest phylum in the animal kingdom. Which is the second largest phylum

1.Mollusca

2.Annelida

3.Hemichordata

4.Echinodermata

Question: Plague is caused by

1. Pasteurella pestis

2. Varicella virus

3. Pseudomonas

4.Xanthomonas

Question: Prokaryotic flagellum consists of

1.Fiber enclosed by protein membrane

2.Fiber enclosed by unit membrane

3.Helically arranged protein molecules

4.Membrane enclosed 9+2 microtubular

Question: Pseudo metamerism occur in

1.Turbellaria

2.Trematoda

3.Cestoda

4.All of the above

Question: Read the following statements A-D and identify certain mistakes in two of them. (i) Hemichordates are marine worm like animals with open circulation and pharyngeal gill slits. (ii) Aschelminthes are

1.(i) and (iii)

2.(i) and (ii)

3.(ii) and (iii)

4.(iii) and (iv)

Question: Species of Saccharum originally grown in India was

1.S. officinarum

2.S. barberi

3.S. boulardii

4.S. munja

Question: Sponges reproduce asexually by

1.Multiple fission

2.Binnary fission

3.Fragmentation

4.Sporulation

Question: Stage between two larval moults is

1.Instar

2.Pupa

3.Morula

4.Larva

Question: Thanatology is the science that deals with

1.Detection of lie

2.Identification of living

3.Solving paternity of child

4.Death in all its aspects

Question: The term phylum was given by

1.Cuvier

2.Haeckel

3.Theophrastus

4.Linnaeus

Question: The young of some insects resemble the adult in general structure but lack the wings and lack the wings and mature reproductive organs. Such a young one is called

1.Nymph

2.Grub

3.Caterpillar

4.Maggot

Question: Which is the correct sequence of taxonomic categories

1. genus → Species → order → kingdom

2.Species → order → phylum → kingdom

3. Species → genus → order → phylum

4.None of the above

Question: Which occurs in amoebiasis

1.Stool with mucus

2.Mild diarrhea with alternate constipation

3.Stool with blood

4.All of the above

Question: Which of the following combinations is correct for Wheat?

1.Genus Triticum, family Poaceae , order Poales, Class Dicotyledonae

2.Genus Triticum, family Poaceae , order Sapindales, class Monocotyledonae.

3.Genus Triticum, family Poaceae , order Poales, Class Moncotyledonae.

4.Genus Triticum , family Anacardiaceae, order Poales, class Monocotyledonae

Question: Which of the following is false regarding sponges

1.Development is indirect having a larval stage which is morphologically dist

2.Fertilization is external.

3.They are generally unsymmetrical and marine.

4.Digestion is intracellular.

Question: Which of the following is less general in characters as compared to genus

1.Species

2.Class

3.Family

4.Division

Question: Which of the following is not an annelidian character

1.Tripploblastic body

2.Enterocoel

3.Metamerism

4.Bilateral symmetry

Question: Which of the following phyla is correctly matched with its two general characters

1.Mollusca – Oviparous and indirect development

2.Arthropoda – Chitinous exoskeleton and closed type of circulatory system.

3.Cnidaria – Triploblasty, radial symmetry and gastrovascular cavity.

4.Echinodermata – Water vascular system and internal fertilization.

Question: Zoospore of Albugo possesses flagella

1.Two similar and apical

2.Four similar and medium

3.Four apical

4.Two dissimilar and median

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