Question # 1

Fruits of leguminoceae is

Choose an answer

Legume

Lomentum

Drupe

Both a & b

Translocation into developing organs, i.e. Roots, tubers and reproductive organs is called;

Choose an answer

Deport

Export

Both a & b

None

In Zygomycota during sexual reproduction, zygota formed directly by the fusion of hyphae forms temporary, dormant, thick walled resistant structure called as

Choose an answer

Ascospores

Zygospores

Asci

Ascocarps

Plants of Euphorbiaceae contain the vitamin

Choose an answer

A

B

C

D

The majority of plants of this family provides edible fruits

Choose an answer

Rosaceae

Labiaceae

Ranunculaceae

Malvaceae

The criteria of the classification are the ------------ on which the classification is based.

Choose an answer

Groups

Divisions

Characters

Orders

Which statement is not true about the family Euphorbiaceae?

Choose an answer

Self and cross

Insect and cross

Self and insect

Self and wind

Stephen Endlicher classified plants into two major groups

Choose an answer

Thalophytes and pteridophytes

Thalophytes and carmophytes

Bryophytes and pteridophytes

Angiosperms and ghmnosperms

What are the important features that fungi have which help them in their survival on land?

Choose an answer

Tolerate wide range of pH

Tolerate temperature

Tolerate high osmotic pressure

All of the above

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

Choose an answer

Comparative embryology

Comparative anatomy

Genetic Code

All of these

--------- is the process of ATP production in chloroplast is

Choose an answer

Photophosphorylation

Dark reaction

Calvin cycle

All

The criteria of the classification are the ----------- on which the classification is based.

Choose an answer

Groups

Divisions

Characters

Orders

Major types of ecosystems, those that occupy board geographical regions are called

Choose an answer

Climax community

Biome

Planetary ecosystem

Community

When a single gene effects two or more traits the phenomenon is called

Choose an answer

Epistasis

Bombay phenotype

Gene linkage

Pleiotropic

Seed of family Ranunculaceae is

Choose an answer

Endospermic

Endosperm oily

pericarp

Both a and b

The system of classification that reflects the evolution

Choose an answer

Modern

Phylogenetic

Polygenic

Natural

Saccharomyces cervisiae is the most commonly exploited yeast which feature highlights their economic improtance

Choose an answer

Asexual reproduction

Unicellular

They ferment carbohydrate to ethanol and carbon dioxide

Sexual reproduction

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

Choose an answer

Primary growth

Secondary growth

Permanent growth

Apical growth

In ------------- long flowering stalk develops

Choose an answer

Parthenocarpy

Elongation

Vernalizaion

Bolting

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

Choose an answer

Endangered species

Extinct species

Threatened species

All of these

The body of fungus is called as

Choose an answer

Mycelium

Hyphae

Septate hyphae

Coenocytic

Cohesion theory of ascent of sap is proposed by

Choose an answer

Zimmernmann

John jolly

Dixon

Both a & b

Mycorrhiza is an association between roots of plants growing in acid soil and certain fungi to which relation it belongs

Choose an answer

Symbiosis

Commensalism

Grazing

Grazers

The collection of stomatal pores guard cells and subsidiary cells is called;

Choose an answer

Stomatal Apparatus

Guard cells complex

None

Both a & b

--------- lives for more than two growing seasons

Choose an answer

Binnials

Annuals

Perenials

Bicarpic

In fishes, gill pouches develop into

Choose an answer

Gills

Threat & Middle ear

Eustachian tubes

Both A and B

------------ are the reaction that takes place during the light phase of photosynthesis

Choose an answer

Kelvin cycle

Photo-reaction

Hill's reaction

All

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

Choose an answer

Photo-reaction

Phosphorylation

Photo-oxidation

None

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

Choose an answer

Phylogenetic system

Nomenclature type

Specific name

Common names

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

Choose an answer

Taxonomic differences

Ecological differences

Physiological

Anatomical difference

Translator consists of two parts

Choose an answer

Corpusculum and a pair of arms

Gynoestigium and polonium

Androecium and gynoecium

Gynoestigium and corpusculum

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

Choose an answer

Apoptosis

Chlorosis

Chlorination

Necrosis

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

Choose an answer

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

What are the major decomposers of the biosphere contributing to the recycling of the elements used by living things?

Choose an answer

Saprobic fungi and bacteria

Plants

Animals

Algae

Apple is a member of family

Choose an answer

Rasaceae

Ranunculaceae

Labiaceae

Malvaceae

All fungi lack chlorophyll and on the basis of their mode of nutrition, they include all these groups except

Choose an answer

Absorptive heterotrphs

Saprotrophs

Decomposers

Autotrophs

Rusts belong to the group of club fungi they are called so because

Choose an answer

Orange-yellow colored disease spots on their host surface

Dusty spore masses that resemble soot

Rust have fruiting bodies

Puccinia species

Which one of these is a predatory fungus?

Choose an answer

Pleurotus ostreatus

Mildews

Armillaria

Yeast

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

Choose an answer

Ammonification

Nitrification

Assimilation

Nitrogen depletion

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

Choose an answer

Electrochemical protein

Electromagnetic Protein

Electrogenic protein

Proteogenic protein

Pyruscommunis is the botanical name

Choose an answer

Apple

Almond

Apricot

Lokat

Primary host for Fasciola hepatica is

Choose an answer

Snail

Sheep

Cattle

Both A and B are correct

Molluscs can be characterized by:

Choose an answer

Trochophore larvae, and they are deuterostomes.

Planaria larvae, and they are protostomes.

Trochophore larvae and they are protostomes.

Planaria larvae, and they are deuterostomes

Which of the following is not a common feature of aschelminth?

Choose an answer

incomplete digestive tract

a muscular pharynx

constant cell numbers (eutely)

adhesive glands

Members of the class Monoplacophora are wormlike molluscs that lack a shell, crystalline style, and foot; they live in vertical burrows on the deep-sea floor.

Choose an answer

True

False

None of Above

------------ depict a sequence in the origion of derived characters

Choose an answer

Cladogram

Monogram

Phylogenetic tree

None of above

Which of the following is a distinct feature that occurs in all pseudocoelomate phyla?

Choose an answer

pseudocoelom

adhesive glands

cuticle

none of the above

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

Choose an answer

water tube

incurrent opening

suprabranchial chamber

pericardial cavity

Scientific name of blood fluke is

Choose an answer

Schistosoma

Taenia solium

Echinocissus granulosus

Clonorchis sinensis

A mosquito is necessary for development of Trichinella spiralis

Choose an answer

True

False

none of the above

The scientific name of the common pork roundworm is

Choose an answer

Ascaris lumbricoides.

Enterobius vermicularis.

Trichinella spiralis.

Wuchereria bancrofti.

Of the following, which is the most recently described pseudocoelomate animal phylum?

Choose an answer

Pariapulida

Acanthocephala

Loricifera

Nematomorpha

The approach which makes hypothesis of geneological relationships among monophyletic groups of organisms is

Choose an answer

evolutionary systematic

Phylogenetic systematic

Numarical taxonomy

Both A and C

The annelid class whose members are mostly marine is

Choose an answer

Hirudinea.

Oligochaeta.

Polychaeta.

Clitellata.

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

Choose an answer

It is used in reproduction

It is used in excretion

It is used in rasping food

It is used in gas exchange

Where would you look for a kinorhynch?

Choose an answer

a marine environment

a freshwater environment

on land that is relatively moist

on land that is relatively dry

Earthworms belong to the annelid subclass

Choose an answer

Hirudinea.

Chaetognatha.

Polychaeta.

Oligochaeta.

Phylum Rotifera consist of --------- classes.

Choose an answer

two

three

four

five

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

Choose an answer

obelia

aurelia

Actinia

Taenia

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

Choose an answer

True

False

None of Above