Which of the following is important source of edible protein?

• Spirogyra

• Porphyra

• spirulina

• Cephaleuros

Name the fungus that is edible

• Penicillium

• Mucor

• Rhizopus

• Morchella

The chief advantage of encystment of an Amoeba is

• protection from parasites and predators

• the chance to get rid of accumulated waste products

• the ability to survive during adverse physical conditions

• the ability to live for sometime without ingesting food

In which kingdom, would you classify the archaea and nitrogen-fixing organisms. If the five-kingdom system of classification is used?

• Protista

• Monera

• Plantae

• Fungi

Powdery mildew of crops are caused by

• bacteria

• Ascomycetes

• Basidiomycetes

• Phycomycetes

The cell wall of fungi is formed by

• chitin and mannose

• cellulose

• glucose

• None of the above

Which of the following has multiflagellate sperms?

• Equisetum

• Riccia

• Lycopodium

• Anthoceros

In Whittaker's system of classification, prokaryotes belong to the kingdom

• Monera

• Protista

• Animalia

• Fungi

The oldest fossil belongs to which of the following group of plants/ animals?

• Asteriodae

• Rhodophyceae

• Blue- green algae

• Phaeophyceae

In Amoeba hyaline cap is formed by

• around the food vacuole

• around the contractile vacuole

• around the nucleus

• on pseudopodia