Chapter: Biological Classification – Mock Test -Level 3

Osmoregulation in Paramecium is a function of

The genetic material of rabies virus is

The disease caused by virus which is 42 nm in size and contains double stranded DNA is

In which animal, dimorphic nucleus us found?

The given statements describes a group of organism
I. Instead of a cell wall, they have a protein rich layer called pellicle which makes their body flexible
II. They have two flagella a short and a long one
III. They are photosynthetic in the presence of sunlight, when deprived of sunlight they behave like heterotrophs by predating on other smaller organism
Which of the following group is referred here?

The sexual stages of pathogens of blast of rice and red rot of sugarcane are named respectively as

In the table below, some of the crop plants, their diseases and the pathogens are given. Match the three columns and identify the correct choice.

Mention the ‘Incubation Period’ of Plasmodium viva.

Consider the following statements
I. All prokaryotic organism were grouped together under kingdom-Monera
II. The unicellular eukaryotic organism were placed in kingdom-Protista
III. Chlorella Chlamydomonas, both were having cell walls
IV. Paramecium and Amoeba lack cell walls
V. Kingdom-Protista has brought together Chlamydomona Chlorella, with Paramecium and Amoeba.
Which of the statements give above are correct?

Which of the following is correct matched?

Which of these best describes the saprophytic generation in plant’s life cycle

Select incorrect pair.

Curing of tea is brought about by the activity of

Consider the following statements and place them into true and false category
I. The fungi constitutes a unique kingdom of heterotrophic organisms
II. The common mushroom and toad stools are fungi
IIII. White spots seen on mustard leaves are due to presence of parasitic fungus
IV. Some unicellular fungi(Ustilago) are used to make bread and beer
V. Puccinia is responsible for yellow rust of wheat
VI. Penicillium yields the antibiotic penicillin

Consider the following statementsI. Fruce discovered that the parasite of sleeping sickness is transmitted by tse-tse fly
II. Sleeping sickness of Trypanosoma gambiens is also called Gambian trypanoomiasis, which is found in western and central parts of Africa
III. Trichomonas vaginalis inhabits vagina of women and causes the disease leucorrhoea
IV. Entamoeba histolytica resides in the upper part of the human large intestine and cause the disease known as amoebic dysentery
Which of the statements given above are correct?

In the following table, identify the correct matching of the crop, its disease and the corresponding pathogen.

How many of following enlisted are correct about plantae-
I. Cells have eukaryotic structure
II. Prominent chloroplast
III. Cellulosic cell wall
IV. Life cycle has three distinct phase
V. Show alteration of generation

“Fire algae” belongs to group –

Toxins (Saxitoxins) secreted by some dinoflagellates enter the body of human beings through food chain and result in –

Mixotrophic nutrition occurs in :

Paraflagellate body of Euglena helps in :

The photosynthetic protists are :

A colourless dinoflagellate which is also classified as protozoa –

T. O. Diener discovered a new infectious agent that was smaller than viruses and have the following characteristics.
(i) It causes potato spindle tuber disease.
(ii) It has free RNA.
(iii) Molecular weight of RNA is low.
Identify the infections agent.

Match the terms given in column-I with their examples given in column-II and choose the correct option
Column-I                                Column-II
(Terms)                                  (Examples)
A. Ascus                                      I. Spirulina
B. Basidium                              II. Penicillium
C. Protista                                 III. Agaricus
D. Cyanobacteria                     IV. Euglena
E. Animalia                                V. Sponges

Which of the following groups of protozoan is not correctly matched with its feature?

The figure given below shows the structure of a bacteriophage. Identify its parts labelled as A, B, C and D.

A specimen of fungus is brought by a student foridentification. Upon close examination, he discovered that its hyphae are completely septate and it has gills on the underside of the pileus. To which fungal group does it most likely belong ?

How many bacteria are produced in four hours if a bacterium divides once in half an hour ?

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 Yeasts such as Saccharomyces cerevisiaeare used in baking industry.
Reason Carbon dioxide produced during fermentation causes bread dough to rise by thermal expansion.