11th Class Biology MCQs Chapter No.9 MCAT Quiz Download

Which family of angiosperms has greater commercial importance than any other family

Double fertilization is a characteristic of:

Sporophyte of which plants is less conspicous

What is similar between bryophytes and psilopsida?

Arachis hypogia belongs to family:

A root less and leafless plant which produce sporangia on tips of branches

The plant is not homosporous.

Megagametophyte of a flowering plants consist of how many cells

Out of 360,000 known species of plants how many belong to angrosperm.

The immature and young frond is coiled, this pattern of development in called

The simplest of all bryophytes are

Which group of plants exhibit maximum diversity?

Arabic gum is obtained.frorn:. .

Which of the following gives rise to protonema on its germination;

Oil extracted fronthe seeds of.Cytiometera caullflora is used for

A structure which is formed inside microspore wall and it includes the male gametes or sperm is called

Lycopsida are commonly called

The ferns are mostly.

Porela is an example.of class

Mosses are :

Microspore of seed plants that contain micro gametophyte included gametes is called:

Trachieds are found in

The nature of sporangia of ferns is

Which of the following plant is an example of false leafy liverworts

Katha is obtained from

False indusium covers the

World's horse best fooden crop is

Family poaceati has a characteristic inflorescence called:

A plant which show double fertilization

Living genus of psilopsida is:

Plants used to make ropes

Ligules are

Bryophytes are generally through to have evolved from

First time leavei are evolved from.

Small leaves having a single undivided vein are called:

After pollination the pollens are transferred to which of the follwing part of

Archegonia and antheridia formclusters and missed with sterile hairs to form

The phenomenon involved in the fertization by movement of sperims

The common name for Solanum Melanoma is:

The process of evolution of leaf in plants was completed in more than

Sori are

The mega gametophyte of angiosperms contains

Calyptra is attached with

Fliament of the stamen is

Circinate venation is the characteristic feature of

Chick pea is

All seed producing plants are called

Selaginella is

The part of flower which develops into fruit is:

The first division of zygotic nucleus at the time of its germination in bryo

How.many species of liverworts and selaginella are discovered respectively

Family of sweat pea is:

Tick the correct relationship

Members of subdivision Hepaticopsida are commonly called

Gametophyte of lycopsids

Technically a seed may be defined as a fertilized;

The wood of Albizzia labbek is used In

Papilionaceae family is famous due to its main importance as source of

Sporophyte of adianturn is

Polytrichum is a

Two kinds of spores are present:

Cilia used as organ of locomotion by in ferns.

Microphylls of lycopods are

Tracheophyta is further sub-divided into :

Yew is the common name for

Roots that arise from lower side of the rhizome are called

Haploid stage during life cycle of bryophytes starts !begins with and ends at respectively.

Endosperm of flowering plants is

The leaflet show dichotomous venation in

Which is used against snake bite

The magasporangium after fertilization is transformed into a seed & the integuments becoming the:

The piocess of evolution of leaf was completed in more than million years:

In sporophyte of adiantum the group of sporangia are protected by bunt margins of pinnules called

The number of species included in the class Hepaticae of bryophytes is

Transport of H2O, minerals and prepared food in nonvascular plants occur through

A sorous has three main parts

Female gametophyte in flowering plants is

Horsetail belongs to subdivision;

In Angiosperms the Ovary matures into which of the following structure after fertilization.

Rhynia had

Sori are protected by the bent margins of the leaflet forming false.

Which structure, in the life cycle of an angiosperm is triploid?

Apple and Pear belongs to plant family:

Fronds are

The pistils of graminae are

Earliest vascular plants like lycopsida lack

Bryophytes are.

Which of the following comprises of synergids, egg cells, antipodal coils and polar nuclei?

The brownish coveting of rhizome of adiantum is

Papiliona ceous term is used for

Capsicum frutescens belongs to family

Formation of is the characteristic of angiosperms because in it megasporohyll become folded and joined at margins.

Prothalus of adiantum is

The male gametophyte of an angiosperm is

The single healthy megaspore retained with the magasporangium germinates to forMan egg containing female gametophyte called:

Tick the wrong relationship

Leaves in the form of scale like outgrowths are shown by

Short thick and underground stem is found in

Confiers are the groups of

Whisk ferns are

The hyaline-scales of javi are called

Scattered Vascular bundles are found in the stems of

Ovule of angiosperms is protected by

In which condition ovary is superior

The first complete seed plant appeared in the period.

Rose family consist of about 100 genera and

Dichotimous division is present in

An underground stem which groi; laterally from normal axis

Gama cups of marcantla are Involved In

Which of the following are regarded as non-essential parts of the flower?

The bark of Bauhinia is used in

Important terrestrial adaptations that evolved exclusively in seed plants include all of the following except

The thalloid gametophyte of_________ does not depend upon sporophyte for nourishment.

Clitoris ternates Is used against:

Pollen tube of pollen grain carry male gametes deep Into fertilize the egg

Pericarp is

The extant plants of psilopsida are

One of the oldest fossil plant is the:

Zea mays is the biological name of:

Certain grasses yield aromatic oils e.g

Which one of the following group is not placed in kingdom Plantae, in latest classification system?

Which of the following .plants called arthrophytes.

Imbricate may be defined as

Which is called dormant embryo

Plant used as blood purifier

The acidic fruit of TaMarindus Indica are rich in

Pinus is a plant is which fertilization occur after, of pollination

The plants of Sphenopsida are also called

Amphibious plants belong to group

In angisperms-male gametes are formed in the

Gametophyte of psilopsids is

Gametophyte in bryophytes is:

Pteridium is the plant of

At the tips of the branches in psilopsids are produced the:

Double fertilization is characteristics of which of the following?

In horn worts at the junction of foot and spore forming region which structure is present

The biological name of Kachnar

Tubercles at the base of the leaves of lycopsids are

Which of the following is not found in any member of bryophyte

In which plants leaves.are always in whorls

All bryophytes (mosses, liverworts, and hornworts) share certain characteristics. These are

First complete seeds appeared about 365 million years ago during late

Marchantia has now many thallus forms

A heterosporous plant is one that

Which one of following is not extinct?

The male gametophyte of an angiosperm is the

Vida, Melilotus and Trifoluim are culthiated as

A haploid spermatozoid fuses with haploid egg to produce diploid:

A flower consists of which of the followings.

_______is used as base for laxatives

The broyophytes are non- vascular plants:

Pick the correct order

The simples bryophytes are

Vasuclar System is absent in :

Maiden hair ferns are so called because

The sporophyte of ______ lacks seta

Arachis hypogea is the common name for

Pulse producing plants are belonging to the family:

Plant differ from algae as they have