Question # 1

Protanopia is

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Green blindness

Red blindness

Yellow blindness

Blue blindness

The majority of plants of this family provides edible fruits

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Rosaceae

Labiaceae

Ranunculaceae

Malvaceae

Parasitic fungi absorb nutrients directly from the living host cytoplasm with the help of hyphal tips called as

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Rhizoids

Constricting ring

Haustoria

Hyphae

Seed of family Ranunculaceae is

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Endospermic

Endosperm oily

pericarp

Both a and b

Ray florets have ------------ flowers

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Tubular

Ligulate

Round

None

Which of the following can be used as evidence of evolutions?

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Comparative embryology

Comparative anatomy

Genetic Code

All of these

Match with Lamarckism

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Inheritance of acquired characteristics

Long neck of giraffe is evolved gradually as cumulative product of many generations

Body parts used extensively become stronger and larger

All A, B and C

When there is a net movement of water molecules occurs towards an imbibant, the type of diffusion is

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Potential diffusion

Active diffusion

Passive diffusion

Imbibation

The transference of pollen grains on the stigmatic surface is brought by a special structure

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Polonium

Gynoestigium

Corpusculum

Translator

The principle stage of nitrogen cycle include all of the following except

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Ammonification

Nitrification

Assimilation

Nitrogen depletion

It is one of the two or more specimen cited by an author of the species when no holotype was designated

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Isotype

Lctotype

Syntype

Paratype

Following statement is in accordance to Darwinisw

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Natural Selection

Over Production

Survival of fittest

All of these

Disease in living organisms, which are caused by parasites called as

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Predation

Symbiosis

Infestations

Mutualism

The species which is at the threat of danger of extinction is called

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Endangered species

Extinct species

Threatened species

All of these

In ---------- stems & roots of plants increase in diameter

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Primary growth

Secondary growth

Permanent growth

Apical growth

Phanerogamy includes

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Bryophytes and pteriodphytes

Thalophytes and carmophytes

Angiosperms and gymnosperms

Thalophytes and pteridophytes

Seeds of family ---------- bear a tuft of hairs

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Compositeae

Labiateae

Asclepiadaceae

Ranunculaceae

Cryptostegiagrandiflorais a cultivated ----------- growing in gardens.

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Herb

Shrub

Grass

Climber

A sex limited trait is limited to only one sex due to

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Taxonomic differences

Ecological differences

Physiological

Anatomical difference

Botanical name of tomato

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Solanumtuberosum

Lycopersicumesculentum

Petunia Alba

Solanumnigrum

Gene pool is the total aggregate of gene a ----------- at any one time.

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Individual

Population

DNA

Chromosome

The present international code of botanical nomenclature consists of ---------- rules.

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Phylogenetic system

Nomenclature type

Specific name

Common names

A special protein that generates voltage across a membrane is called;

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Electrochemical protein

Electromagnetic Protein

Electrogenic protein

Proteogenic protein

When the leaves fails to produce normal amounts of chlorophyll, the disease is

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Apoptosis

Chlorosis

Chlorination

Necrosis

Fungi are used in food industry, which fungi is used in bakery for flavor, aroma, color to some cheese

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Yeast

Penicillium

Aspergillus

Neurospora

Two species with the same specific epithet cannot occur in the genus. If this happens, the earlier valid name will retain and the latter will become it

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Homonym

Synonym

Legitimate

Illegitimate

The botanical name of Ajwain is

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Ocimum sanctum

Ocimumbasilicum

Methe sylvestris

Coleus aromaticus

An ordered array composed of a series of inclusive levels

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Taxon

Systematics

Hierarchy

Monopoly

The system of classification that reflects the evolution

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Modern

Phylogenetic

Polygenic

Natural

Cohesion theory of ascent of sap is proposed by

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Zimmernmann

John jolly

Dixon

Both a & b

Niche is a brad term which refers to all these statements except which one

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Role a species plays in a community

Job of an organism

Basic role of an organism in community

An organism responds to variety of environmental factors

The oxidative change of water in photo-chemical excitation occurs in a process

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Photo-reaction

Phosphorylation

Photo-oxidation

None

Cytochrome 'c' found is all aerobic species is a respiratory

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Carbohydrate

Protein

Co-enzyme

Vitamin

1. ----------- is the process in which plasma membrane starts pulling away from the cell wall;

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Incipient plasmolysis

Indirect plasmolysis

Critical Phasmolysis

None

Family ------------ incluldes 100 genera and 850 species

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Compositeae

Crucifereae

Labiateae

Cucurbitaceae

The anthers are two celled and pollen grains are in the form of tetrads and are found in the sac like sturctures

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Polonium

Gynoestigium

Corpusculum

Translator

Wilhelm Eichler divided plants into two groups

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Bryophytes and pteriidophytes

Gymnosperms and angiosperms

Thalophytes and carmophytes

Cryptogamy and Phanerogamy

In fungi asexual reproduction occurs by all these method except which one

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Spores

Conidia

Binary fission

Budding

In plants the process of respiration is also termed as;

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Tissue respiration

Eqidermal respiration

Both a & b

Cutaneous Respiration

The disease in which leaves may appear twisted and finally die is

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Bronzing

Whiptail disease

Whiplash disease

None

Latex produced by Cryptostegia grandiflora is a source of

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Fodder

Rubber

Fiber

Stuffing material

The scientist who describe a system of classification that distinguished between kingdoms according to cellular organization and mode of nutrition was

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R. M. Kristensen

Carolus Linnaeus

Rebert II. Whittaker

None of above

Intermediate host for fish tape worm is

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Pig

Copepod

Snail

Humans

Which one of the following do not lie in phylum ciliophora?

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Paramyxa

Vorticella

Paramecium

Balantidium

Number of the phylum Nematomorpha are commonly called the ------------- worms.

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horsehair

Gordian

round

both a and b are correct

Acanthocephalans are also known as spiny-headed worms because of their spiny

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True

False

none of the above

The main propulsive structure(s) in the circulatory system of an earthworm is (are)

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Hearts

Dorsal and ventral blood vessels

Seminal vesicles

The typhlosole.

In phytomastigophorean each chloroplast has a structure -------------- which stores and synthesizes polysaccharides.

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Stigma

Pyrenoid

Euglenoid

None of above

All of the following are characteristics of the phylum nematoda except?

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triploblastic, bilateral, vermiform

cuticles are not shed

complete digestive tract with a mouth surrounded by lips bearing sense organs

body wall has only longitudinal

The excretory product in protozoa is primarily

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Urea

Ammonia

Uric acid

None of these

A regular arrangement of microtubules called --------- underlies the plasma membrane of many protozoa

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Pellicle

mesosomes

peroxisomes

Both A and B are correct

Most polychaetes are

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Monoecious.

Dioecious.

Protandric.

Asexual.

Polymorphism is characteristic of phylum

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phylum Nematoda

phylum Annelida

phylum Cnidaria

None of above

Animals of phylum cnidaria can be found in

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Aquatic environment

Marine environment

Dry and harsh environment

Both A and B are correct

Water exits the mantle cavity of a bivalve through the ------------ and the excurrent opening

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water tube

incurrent opening

suprabranchial chamber

pericardial cavity

The ------------- is a site of amino acid metabolism in an earthworm and is analogous to the vertebrate liver.

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Typhlosole

Seminal vesicle

Nephridium

Chloragogen tissue

Which of the following is true of the radula of most molluscs?

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It is used in reproduction

It is used in excretion

It is used in rasping food

It is used in gas exchange

The absence of a shell in the aplacophora is a primitive character in the phylum Mollusca

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True

False

None of Above

The Gastropoda and the Cephalopoda form a clade characterized by a dorsoventrally elongate body and shell coiling.

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True

False

None of Above

Triploblastic is the characteristic of phylum

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Nematoda

Nemerteans

Platyhelminths

Annelida