MCQs of Biology – Kingdom Plantae

Largest unicellular algae is:

Water-net is the common name of:

Spining ball or Rolling ball is:

Protista does not include:

Terrestrial algae are also called:

Complex multicellular and jacketed sex organs develop in:

Origin of sex can best be explained by;

Chlamydumonas is a simple unicellular grass-green alga reproducing:

Red snow formation is associated with:

In which group of algae chlorophyll-a and chlorophyll-b both occur together and the reserve food is always starch?

Land habit is originated from:

An alga, which does not reproduce sexually:

Well defined nodes and internodes are found in the plant body of:

Fritschiella is a classical example of:

Various forms of organisms once included under algae belong:

Cephaleuros causes:

Chlamydomonas ehrenbergi grows in:

Hollow spherical mucilaginous colony with numerous cells are found in:

Hologamy is found in:

Basal cup shaped chloroplast with a pyrenoid occurs in:

Multinucleate and multiciliated synzoospore develops in:

Find out the odd:

Which is a colurless and parasitic red alga?

Numerous pyrenoids are found associated with chloroplast of:

Agar-agar, algin and carrageenin are obtained from which part of marine algae?

‘Kombu’is obtained from:

Spirogyra is:

Path of carbon in photosynthesis was traced using:

Holdfast cell of Ulothrix lacks:

Spirogyra perennates through:

Autospores are produced by:

A red alga which develops blue- green filamentous habit and which commonly grows in freshwater bodies is:

A blue-green algae which occurs in red sea and develops red coloured filamentous habit is:

Plant body is diploid, the gametangia are also diploid but the gametes produced in gametangia are haploid in:

Which among the following is an alga?

Eye- spot of motile algae is meant for:

Sexual reproduction in green algae takes place during:

In physiological anisogamy, the two gametes are:

Hypnospores in Chlamydomonas are produced when pond is:

Oogamous reproduction occurs in:

Tea plantation often sutffer great loss due to infection of:

Zygospore is not only the reproductive cell but it also helps in:

Phycocyanin and phycoerythrin are specialized photosynthetic pigments, which occur in:

Macrocystis is taller than:

Cephaleuros belongs to:

Spirullina belongs to:

The group of algae, which successfully colnize an deep oceans:

Scalariform conjugation occurs in which form of Spirogyra?

How many filaments of Spirogyra are produced by germination of 100 zygospores?

Diplontic type life cycle occours in: