NCERT Class 11/MCQ Questions for Class 11 Biology sets 1 Sample Test,Sample questions

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Question: 
A system which gets a continuous flow of energy is called

1.micropropagated system

2.closed system

3.open system

4.steady state

Posted Date:-2021-12-23 15:52:59

Question: 
According to five-kingdom classification, which of the following does not contain nuclear membrane?

1.Protista

2.Monera

3.Fungi

4.Animalia

Posted Date:-2021-12-23 16:38:09

Question: 
Antheridia and Archegonia are sex organs of

1.Moss

2.Mucor

3.Spirogyra

4.Puccinia

Posted Date:-2021-12-23 18:18:14

Question: 
Artabotrys is a hook climber in which the hooks are modified

1. inflorescence axis

2.petiole

3.roots

4.stipules

Posted Date:-2021-12-23 18:25:51

Question: 
Bacteria that live in hot springs are called

1.Halophiles

2.Thermoacidophiles

3.Methanogens

4.None of the above

Posted Date:-2021-12-23 16:40:04

Question: 
Binomial Nomenclature was given by

1.Ernst Mayr

2.Alexander Agassiz

3.Carolus Linnaeus

4.Alexander Agassiz and Carlous Linnaeus

Posted Date:-2021-12-23 15:54:46

Question: 
Binomial nomenclature was given by

1.huxley

2.ray

3.darwin

4.linnaeus

Posted Date:-2021-12-23 16:34:14

Question: 
Biosystematics aims at

1.Identification and arrangement of organisms on the basis of cytological characteristics

2.The classification of organisms based on broad morphological characters

3.Delimiting various taxa of organism and establishing their relationships

4.The classification of organisms based on their evolutionary history and establishing their phylogeny on the totality of various parameters from all fields of studies

Posted Date:-2021-12-23 15:50:20

Question: 
Bryophytes are called amphibians of plant kingdom because

1.These plants live in soil and depend on marine organisms for asexual reproduction.

2.These plants live in soil and depend on water for sexual reproduction.

3.These plants live in water and depend on land animals for sexual reproduction.

4. These plants live near water bodies.

Posted Date:-2021-12-23 18:20:21

Question: 
Certain plants called as runners can be easily propagated. This is due to the fact

1.they are numerous in numbers

2.they store the ready food

3. they lie horizontally on the soil

4.they can produce adventitious roots quite readily at the nodes

Posted Date:-2021-12-23 18:36:38

Question: 
Choose the correct match

1.Photosynthetic autotrophs – Nutrient recycling

2.Chemosynthetic autotrophs – Nitrogen fixation

3.Heterotrophic bacteria – Production of antibiotics

4.Mycoplasma – Production of curd

Posted Date:-2021-12-23 16:32:42

Question: 
Choose the correct pair.

1.Parasitic fungi – feeds on plants and animals

2.Saprotrophic fungi – feeds on dead and decaying organic matter

3.Symbiotic fungi – mycorrhiza

4.All of the above are true

Posted Date:-2021-12-23 16:29:30

Question: 
Closed vascular bundles lacks

1.pith

2.xylem

3.cambium

4. xylem vessels

Posted Date:-2021-12-23 18:41:20

Question: 
Exceptional roots of Cuscuta are

1.haustorial

2.coralloid

3.mucorhizal

4.All of the above

Posted Date:-2021-12-23 18:26:41

Question: 
Floating roots are characteristic of

1.Tinospora

2.Jussiaea

3.Viscum

4.Vanda

Posted Date:-2021-12-23 18:31:41

Question: 
Gymnosperms produce neither flower nor fruit because they do not possess

1.Embryo

2.Ovary

3.Ovule

4.Seed

Posted Date:-2021-12-23 18:14:01

Question: 
Identify the incorrect match.

1.Physiology – Study of functions and processes of life

2.Pedology – Soil science

3.Limnology – Study of fresh water

4.Kinesiology – Fossil study

Posted Date:-2021-12-23 15:43:48

Question: 
If a scientist has to names a similar species he should study the

1.Holotype

2.syntype

3.mesotype

4.isotype

Posted Date:-2021-12-23 16:30:59

Question: 
In angiosperm, characters of flowers are used in classification because

1.Flowers are attractive

2. Flowers are large

3.Characters of flowers are conservative

4.None of the above

Posted Date:-2021-12-23 15:51:14

Question: 
In banana, the stem is

1.underground only

2. both underground and aerial

3.absent

4.aerial only

Posted Date:-2021-12-23 18:35:15

Question: 
In gymnosperms, the development of pollen grains occurs in

1.Strobili

2.Microsporangia

3.Megasporangia

4.Macrosporangia

Posted Date:-2021-12-23 18:16:55

Question: 
In Lathyrus, the leaves are modified into

1.thorns

2.cladodes

3.tendrils

4.spines

Posted Date:-2021-12-23 18:29:19

Question: 
In moss stomata appears on

1.Capsule

2.Leaves

3.Stem

4.All of these

Posted Date:-2021-12-23 18:15:27

Question: 
In moss stomata appears on

1.Capsule

2.Leaves

3.Stem

4.All of these

Posted Date:-2021-12-23 18:15:44

Question: 
In tamarind, the pinnate leaf is

1.bipinnate

2.tripinnate

3.paripinnate

4.imparipinnate

Posted Date:-2021-12-23 18:25:05

Question: 
In which of the following plants stems do not store the food material

1.potato

2.ginger

3.onion

4.colocasia

Posted Date:-2021-12-23 18:34:34

Question: 
Iodine is found in

1.Spirogyra

2.Laminaria

3.Polysiphonia

4.Chlorella

Posted Date:-2021-12-23 18:18:53

Question: 
Isogamous condition with non-flagellated gametes is found in

1.Chlamydomonas

2.Spirogyra

3.Volvox

4.Fucus

Posted Date:-2021-12-23 18:13:28

Question: 
Keystone species are

1. important for ecosystem

2.important for plants

3.endangered species

4.extinct species

Posted Date:-2021-12-23 15:47:39

Question: 
Label the parts of a monocot seed.

1.A.Endosperm, B. Scutellum, C. Radicle, D. Coleoptile, E. Plumule

2.A.Endosperm, B. Coleoptile, C. Scutellum, D. Radicle, E. Plumule

3.A.Endosperm, B. Scutellum, C. Coleoptile, D. Radicle, E. Plumule

4.A.Endosperm, B. Scutellum, C. Coleoptile, D. Plumule, E. Radicle

Posted Date:-2021-12-23 18:30:12

Question: 
Match the columns:
1. Basidiomycetes – A. Agaricus
2. Ascomycetes – B. Albugo
3. Phycomycetes – C. Trichoderma
4. Deuteromycetes – D. Saccharomyces

1.1-D, 2-A, 3-B, 4-C

2.1-A, 2-D, 3-B, 4-C

3. 1-A, 2-B, 3-D, 4-C

4.1-C, 2-D, 3-A, 4-B

Posted Date:-2021-12-23 16:42:59

Question: 
Musca domestica is common name of

1.Housefly

2.Mosquito

3.Snail

4.Ant

Posted Date:-2021-12-23 15:46:25

Question: 
National Botanical Research Institute is located in

1.Shimla

2.Dehradun

3.Howrah

4.Lucknow

Posted Date:-2021-12-23 15:49:04

Question: 
Pinus differs from mango in having

1.Tree habit

2. Green leaves

3. Ovules not enclosed in ovary

4.Wood

Posted Date:-2021-12-23 18:21:42

Question: 
Potato spindle tuber disease is caused by

1.Phycobionts

2.Virus

3.Bacteria

4.Viroids

Posted Date:-2021-12-23 16:36:40

Question: 
Potato tuber is an underground stem because

1.it lacks chlorophyll

2.it is swollen

3. it possesses axillary buds

4.it stores starch as reserve food material

Posted Date:-2021-12-23 18:31:01

Question: 
Quiescent centre is present in the

1.apical meristem

2.shoot meristem

3.lateral meristem

4.root meristem

Posted Date:-2021-12-23 18:40:41

Question: 
Quinine is obtained from

1.Puccinia

2.Neurospora

3.Gonyaulax

4.Cinchona

Posted Date:-2021-12-23 16:37:30

Question: 
Red tides in sea appear due to

1.Euglena

2.Chrysophytes

3.Dinoflagellates

4.Diatoms

Posted Date:-2021-12-23 16:41:25

Question: 
Rhodophyceae is called red algae because of the pigment

1. Fucoxanthin

2.Phycoerythrin

3.Carotenoids

4.Chlorophyll c

Posted Date:-2021-12-23 16:59:48

Question: 
Ribbon shaped chloroplasts occur in

1.Ulothrix

2.Spirogyra

3.Chlamydomonas

4.Riccia

Posted Date:-2021-12-23 18:17:32

Question: 
Scientific name of plants are given by

1. International code for Botanical nomenclature

2.International code for biological plants

3.Indian code for Botanical nomenclature

4.International code for zoological nomenclature

Posted Date:-2021-12-23 15:52:02

Question: 
Solanum, Panthera, Homo are examples of

1.Family

2.Division

3.Genera

4.Species epithet

Posted Date:-2021-12-23 15:53:37

Question: 
Srem modified to perform the function of a leaf and having many internodes is called as

1. phylloclade

2.cladode

3.offset

4.phyllode

Posted Date:-2021-12-23 18:35:54

Question: 
Systematics deals with

1.Nomenclature of new organisms

2.Evolutionary relationship between organisms

3.Identification of newly discovered organisms

4.All of these

Posted Date:-2021-12-23 15:55:36

Question: 
Taxonomic studies depends on

1.Ecological information of organisms.

2.Structure of cell and development process of organisms.

3.External and internal structure of organisms.

4.All of the above

Posted Date:-2021-12-23 15:58:24

Question: 
The arrangement of sepals or petals in floral bud is called

1.Placentation

2.Aestivation

3.Bracteate

4.Phyllotaxy

Posted Date:-2021-12-23 18:38:35

Question: 
The asexual spores are not found, vegetative reproduction occurs by fragmentation and sexual organs are absent. Identify the class of fungi.

1.Phycomycetes

2.Ascomycetes

3.Basidiomycetes

4.Deuteromycetes

Posted Date:-2021-12-23 16:42:00

Question: 
The axillary buds arise

1.endogenously from the pericycle

2. exogenously from the tissues of the shoot apex

3.endogenously from the cambium tissues

4.exogenously from the innermost layers of cortex

Posted Date:-2021-12-23 18:38:01

Question: 
The coloured part of a Bougainuillea flower is the

1.corolla

2.calyx

3.bracts

4.androecium

Posted Date:-2021-12-23 18:37:19

Question: 
The gametophyte is not an independent, free-living generation in

1.Pinus

2.Polytrichum

3.Adiantum

4.Marchantia

Posted Date:-2021-12-23 18:16:19

Question: 
The largest petal overlaps the lateral ones in _________ aestivation.

1.Papilionaceous

2.Valvate

3.Twisted

4.Imbricate

Posted Date:-2021-12-23 18:28:41

Question: 
The natural system of Classification is based on

1. morphology

2. evolutionary trend

3.anatomy

4.All of the above

Posted Date:-2021-12-23 16:35:44

Question: 
The ozone layer is found in the

1.hydrosphere

2.stratosphere

3.lithosphere

4.troposphere

Posted Date:-2021-12-23 15:57:25

Question: 
The petiole is swollen and spongy in

1.Nepenthes

2.Trapa

3.Clematis

4.All of the above

Posted Date:-2021-12-23 18:27:22

Question: 
The Phylogenetic system of classification was put forth by

1.Theophrastus

2.George Bentham and Joseph Dalton Hooker

3.Carolus Linnaeus

4.Adolf Engler and Karl Prantl

Posted Date:-2021-12-23 15:44:57

Question: 
The scientist who created the group protista for both unicellular plants and animals is

1.haecke

2.pasteur

3.lister

4.koch

Posted Date:-2021-12-23 16:33:28

Question: 
The seedless vascular plants whose sporophytes are larger than their small and independent gametophytes are

1.Pteridophytes

2.Angiosperms

3.Gymnosperms

4.None of these

Posted Date:-2021-12-23 18:08:52

Question: 
The study of fish culture is called

1.ophiology

2.herpetology

3.ichthyology

4.pisciculture

Posted Date:-2021-12-23 15:48:18

Question: 
The term phyllotaxy is used to describe the

1.type of ovary in a plant

2.mode of arrangement of leaves

3.type of roots

4.arrangement of sepals and petals

Posted Date:-2021-12-23 18:39:23

Question: 
The two kingdom Classification was given by

1. c.linnaeus

2. john ray

3.huxley

4.whittaker

Posted Date:-2021-12-23 16:28:32

Question: 
Thors and spines are

1.homologous organs

2.analogous organs

3.thron is homologous while spine is analogous

4. spine is homologous while is analogous

Posted Date:-2021-12-23 18:32:36

Question: 
Transgenic plants are the ones

1.Grown in artificial medium after hybridization in the field

2.Generated by introducing foreign DNA in to a cell and regenerating a plant from that cell

3. Produced by a somatic embryo in artificial medium

4. Produced after protoplast fusion in artificial medium

Posted Date:-2021-12-23 18:10:58

Question: 
Trypanosoma causes

1.Dysentry

2.Mumps

3.Sleeping sickness

4.Cholera

Posted Date:-2021-12-23 16:43:40

Question: 
Two organisms of the same class but different families will be kept under the same

1. genera

2.species

3.order

4.family

Posted Date:-2021-12-23 16:39:24

Question: 
Two taxonomic species are distinguished from each other by

1.their failure to interbreed

2.their ability to exchange gene freely

3. their similarity in morphological characters

4.discontinuity in a set of correlated characters

Posted Date:-2021-12-23 15:45:44

Question: 
Wheat belongs to division ______.

1.Angiospermae

2.Gymnospermae

3.Poacae

4.None of the above

Posted Date:-2021-12-23 15:59:13

Question: 
Which amongst kingdom animalia has become recently extinct?

1.snow leopard

2.indian macaque

3.cheetah

4.tiger

Posted Date:-2021-12-23 16:40:48

Question: 
Which of the following does not come under taxon?

1.Species

2.Kingdom

3.Division

4.Key

Posted Date:-2021-12-23 15:56:51

Question: 
Which of the following is a liverwort?

1.Sphagnum

2.Funaria

3.Marchantia

4.Polytrichum

Posted Date:-2021-12-23 18:10:10

Question: 
Which of the following is an indicator of air pollution?

1.Mycorrhiza

2.Agaricus

3.Lichens

4.Common mushrooms

Posted Date:-2021-12-23 16:34:54

Question: 
Which of the following is not a feature of spring wood?

1.Color of the wood is light.

2.Density is less

3.Cambium is active

4.Lesser number of xylary elements

Posted Date:-2021-12-23 18:42:05

Question: 
Which of the following is not a viral disease?

1.AIDS

2.Herpes

3.Tuberculosis

4.Smallpox

Posted Date:-2021-12-23 16:31:43

Question: 
Which of the following is used in biochemical and genetic work?

1.Claviceps

2.Aspergillus

3.Neurospora

4.Mucor

Posted Date:-2021-12-23 16:30:22

Question: 
Which of the following is used to grow microbes?

1.Laminaria

2.Gelidium

3.Chlorella

4.Sargassum

Posted Date:-2021-12-23 18:12:52

Question: 
Which of the following plants is used extensively for the study of photosynthesis?

1.Amaranthus

2.Asparagus

3.Chlorella

4.Sunflower

Posted Date:-2021-12-23 18:12:14

Question: 
Which of the following shows maximum diversity?

1.Plantas

2.Animalia

3.Monerans

4.Protistans

Posted Date:-2021-12-23 15:56:18

Question: 
Which of the followings plant material is an efficient water imbibant?

1. Agar (b) (c) (d)

2.Cellulose

3.Lignin

4.Pectin

Posted Date:-2021-12-23 18:07:52

Question: 
Which one of the following is a vascular cryptogram?

1. Cedrus

2.Equisetum

3.Ginkgo

4.Marchantia

Posted Date:-2021-12-23 18:21:06

Question: 
Which one of the following plants dose not have root – pockets

1.Pistia

2.Lemna

3.Ficus

4.Eichhornia

Posted Date:-2021-12-23 18:28:07

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