Chapter: Biological Classification – Mock Test -Level 2

Match column-I (Characters/feature) with column-II (examples) and choose the correct option.
Column-I                                           Column-II
(Characters/features)                         (Examples)
A. Red dinoflagellates                        I. Rhizopus
B. Unicellular fungi used                  II. Gonyaulax
to make bread and beer
C. Source of antibiotics                      III. Yeast
D. Bread mould                                     IV. Penicillium

Select the correct match from the given option.

Identify the figures A, B, C and D given below.
A.                           B.
C.        D.

Fungi imperfecti includes

Auxospores and homocysts are formed, respectively by

Consider the following statements
I. Mycelium is branched and septate
II. The asexual spores are generally not formed
III. Vegetative reproduction takes place by fragmentation
IV. Sex organs are absent but sexual reproduction takes place by somatogamy
V. Karyogamy and meiosis takes place in basidium to form haploid four basidiospores
VI. Basidia are arranged in fruiting bodies called basidiocarp
The above statements are assigned to

Which of the following is a Gram negative bacterium?
(a) Escherichia coli                              (b) Bacillus subtillis
(c) Streptomyces coelicolor               (d)Ampycolatopsis orientalis

Bacteriophage releases lysozyme during

Purified antibiotic penicillin of Penicillium notatum was discovered by

Thermococcus, Methanococcus and Methanobacterium are

Identify the correct pair of events when temperate phages infect bacteria.
I. No prophages are formed
II. Bacterial cell undergoes many divisions.
III. Bacterial cell undergoes immediate lysis.
IV. Prophages are formed
The correct pair is

State whether the given statements are true or false
I. Five kingdom system of classification did not differentiated between the heterotrophic group,fungi and the autotrophic green plants, through they showed a characteristic difference in their walls composition.
II. Fungi wall contains chitin, while the green plants has a cellulosic cell wall

Which of the following statements is correct with respect to Colletotrichum falcatum ?

In the light of recent classification of living organisms into three domains of life (bacteria, archaea and eukarya), which one of the following statement is true about archaea?a) Archaea have some noble features that are absent in other prokaryotes and eukaryotes b) Archaea completely differ from both prokaryotes and eukaryotesc) Archaea completely differ from prokaryotes

In which of the following patterns of viral replication, viruses enter a cell, replicate and then cause the cell to burst, releasing new viruses?

A bacterium divides after every 35 min, if a culture containing 105 cells per mL is grown, then cell concentration per mL after 175 min will be

Which of the following bacteria plays a main role in recycling the nutrients like nitrogen, phosphorus, iron and sulphur?

If sexual reproduction takes place between the filament of Rhizopus of different strains, one with 80 nuclei and another with 24 nuclei, what would be the total number of spores of different strains put together?

Which of the following statements are false about viruses?
I. Viruses are facultative parasites
II. Viruses can multiply only when they are inside the living cells
III. Viruses cannot pass bacterial proof filters
IV. Viruses do not contains proteins DNA and RNA

Identify the correct pair that shows the double stranded RNA among the following

All of the following statements concerning the actinomycetous filamentous soil bacterium Frackia are correct, except that Frankia

A term ‘helotism’ is used for the symbiosis of

Which of the following protects the bacteria from the enzymes present in the external medium?

In Plasmodium, signet ring stage us formed during

Red tide is caused by –

Which of the following always produce an infectious spore like stage in their life cycles?

Select the correct statements below that correctly apply to the Kingdom Fungi-

I. It includes unicellular as well as multicellular fungi
II. In multicellular forms hyphae are branched and septate
III. Conidiophore produces conidia (spores) exogenously in chain
IV. Sexual spores are ascopores produced endogenously in Ascus
V. Fruiting body is called ascocarp
Which of the above characters are show by -?

Dunaliella salina falls within the heading of _______, specifically.

DIRECTIONS: Each of these questions contains an assertion followed by reason. Read them carefully and answer the question on the basis of following options. You have to select the one that best describes the two statements.
Assertion Lichen is important for chemical industries.
Reason Litmus and Orcein are formed from lichens