Biological classification practice · Mixed difficulty

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
Code

Identify the wrong combination

Which of the following is a non-hyphal unicellular fungus?

In the five kingdom classification, Chlamydomonas and Chlorella are included in

Lichen are mutualistic and have symbiotic associations between

Bacteriophage are

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 Codes

[A]: Kingdom Archaea is a domain.

[R]: Domain is a category above kingdom.

Read the given statements and select the correct option.
Statement A: Bacteria cells walls are made of Peptidoglycan.
Statement B: Bacteria cell walls are same as Cell walls of Plants and Fungi

Consider the following statements.

(A) In Albugo hyphae is aseptate.

(B) Dikaryon stage is not visible in Rhizopus and Mucor.

How many is/are correct?

Analyse the following statements about class-Ascomycetes
I. Mycelium is branched and septate
II. The asexual spores are conidia, produced on the special mycelium called conidiophores
III. Sexual spores are called ascospores which are produced in sac like asci. These asci are arranged in same types of fruiting bodies called ascocarps
Which of the statements given above are correct

Genetic material in Animal virus is mostly?

Assertion: In lichens, mycobiont and
phycobiont are symbiotically associated in algae
which is predominant and fungi is a subordinate
partner.

Reason: In this symbiotic association, the
fungus provides food while the alga protects
fungus from unfavourable conditions.

In which of the following groups, the cell wall has stiff cellulose plate on the outer surface?

According to five kingdom classification bacteria belong to

Select the correct option by analyzing the following statements.

(a) Aristotle classified plants into herbs, shrubs and trees on the basis of morphology.

(b) Two-kingdom classification by Linnaeus was based on the presence or absence of a cell wall.

(c) R.H. Whittaker included heterotrophic and chitinous-cell-wall-containing organisms in
animals.

Select the wrong statements.

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

Read the following features.
(a) Nitrogenase activity in vegetative cells under aerobic conditions
(b) Mucilaginous sheath covering
(c) Presence of carbon as well as nitrogen fixing enzymes
(d) Presence of both pigment systems in heterocyst
How many of the given features is/are correct for a filamentous blue green alga, Nostoc?

Protists are
I. Unicellular and prokaryote
II. Unicellular and eukaryote
III. Multicellular and eukaryote
IV. Autotroph or heterotroph

Which of the following groups of organisms are ecological similar?

Purified antibiotic penicillin of Penicillium notatum was discovered by

Viruses are non-cellular organisms but replicate themselves once they infect the host cell. To which of the following kingdom viruses belong to?

Cuscuta is a