Question # 1

The appendages of anthers form a corona

Choose an answer

Tanslator

Cuculli

Staminal

Pollinium

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

Choose an answer

Polonium

Gynoestigium

Corpusculum

Translator

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

Choose an answer

Stomatal Apparatus

Guard cells complex

None

Both a & b

Which of the following describes the process of natural selection?

Choose an answer

Change from simple to more complex organisms

Differential reproductive success between genotypes

Increase in size of population

Occurrence of new mutations

The water culture technique for growing plants with their roots in a recirculating water solution is

Choose an answer

Hydroponics

Sericulture

Hygoculture

Hydroculture

Translator consists of two parts

Choose an answer

Corpusculum and a pair of arms

Gynoestigium and polonium

Androecium and gynoecium

Gynoestigium and corpusculum

In fishes, gill pouches develop into

Choose an answer

Gills

Threat & Middle ear

Eustachian tubes

Both A and B

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

Choose an answer

Tubular

Ligulate

Round

None

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

Choose an answer

Bronzing

Whiptail disease

Whiplash disease

None

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

Choose an answer

Yeast

Penicillium

Aspergillus

Neurospora

Mushroom belongs to group of club fungi and has septate, length dikaryotic phase, which is the main phylum to which it belongs

Choose an answer

Zygomycota

Basidiomycota

Deuteromycota

Ascomycots

Seed of rosaceae is

Choose an answer

Edosperm

Endosperm oily

Non endosperm

None

Adolph Engler classified the whole plant kingdom on the basis of

Choose an answer

Natural

Artificial

Phylogenetic

Modern

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

Studying a single population's relationship to its environment will be

Choose an answer

Synecology

Autecology

Ecology

Etealogy

Refers to the place and scope of the publication

Choose an answer

Effective publication

Homonym

Tetention

Sysnonym

Why molds can grow on oranges and jelly kept in refrigerator where generally bacteria cannot reach

Choose an answer

They are well adapted to live on land

Hyphae are modified

They can tolerate temperature extremes minus 5 degree centigrade below freezing and 50 degree centigrade or more

They have rhizoids

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

Choose an answer

Individual

Population

DNA

Chromosome

Bark of Quillajasaponariais used in perparing

Choose an answer

Fiber

Dye

Paper

Shampoos

Raphanussativusis the botanical name of

Choose an answer

Radish

Cabbage

Wall fruit

Wall cress

What is the contrasting feature on the basis of which fungi are considered different from animals?

Choose an answer

Lack cellulose in their cell wall

Heterotrophs

Contains chitin

Non-motile

More Classes

Other Links

NAT-IIB Biological Science Botany Hard Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer