Explore topic-wise MCQs in Biology.

This section includes 21 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

Which is not true for fungi  [AMU PMT 2005]

A. They can be saprophytic
B. They can be multicellular
C. They can be photosynthetic
D. They can be anaerobic
Answer» D. They can be anaerobic
2.

Chloromycetin is obtained from  [MHCET 2004]

A. Saccharomyces cerevisiae
B. Streplomyces venezualae
C. Streplomyces griseus
D. Streptomyces erythraeus
Answer» C. Streplomyces griseus
3.

Which one is saprophytic in nutrition [CPMT 2001]

A. Fungi
B. Cyanobacteria
C. Viruses
D. All the above
Answer» B. Cyanobacteria
4.

Match the different types of spores listed under column I with the names of the organisms given under column II. Choose the answer which gives correct combination of the alphabets of the two columns Column I Column II Spores Organisms Ascospores p Diatoms Endospores q Agaricus Auxospores r Bacteria Basidiospores s Yeast t Nephrolepis [KCET 1997]

A. \[A=s,B=r,C=p,D=q\]
B. \[A=s,\text{ }B=p,\text{ }C=r,\text{ }D=q\]
C. \[A=s,\text{ }B=p,\text{ }C=t,\text{ }d=q\]
D. \[A=s,\text{ }B=t,\text{ }C=p,\text{ }D=q\]
Answer» B. \[A=s,\text{ }B=p,\text{ }C=r,\text{ }D=q\]
5.

Penicillium roqueforti and P. Camembertti are responsible for

A. Pathogenic disease in man
B. Imparting flavour to cheese
C. Pathogenic disease in plants
D. None of these
Answer» C. Pathogenic disease in plants
6.

What is true  [RPMT 2002]

A. Toadstool is an edible fungus
B. Rust fungi are homoecious
C. Parathecium is fruiting body
D. In mushroom gills produce basidia
Answer» E.
7.

Wart disease caused by Synchytrium endobioticum is found in[JIPMER 2002]

A. Cabbage
B. Potato
C. Pea
D. Groundnut
Answer» C. Pea
8.

According to their modes of nutrition, the fungi are classified into [CBSE PMT 2000]

A. One category
B. Three categories
C. Four categories
D. Six categories
Answer» C. Four categories
9.

Facultative saprophyte is [CPMT 1993]

A. A parasite which can live as a saprophyte
B. Always a parasite
C. Always a saprophyte
D. May acquire parasitic mode of life
Answer» B. Always a parasite
10.

Which of the following does not contain chlorophyll [CPMT 1992]

A. Fungi
B. Algae
C. Bryophyta
D. Pteridophyta
Answer» B. Algae
11.

No need of water for fertilization in [RPMT 1995]

A. Ulothrix
B. Albugo
C. Bryophyta
D. Pteridophyta
Answer» C. Bryophyta
12.

Fungi inhabiting wood are known as [CPMT 1979]

A. Epibiotic
B. Epixylic
C. Epigean
D. Eucarpic
Answer» C. Epigean
13.

Which of the following structure helps in the respiration of lichens [AIIMS 2002]

A. Soredia
B. Cyphella
C. Isoidia
D. Cephalodia
Answer» C. Isoidia
14.

The following is not brought about by Rhizopus

A. Spoilage of food
B. Deterioration of particles
C. Soil building
D. Production of antibiotics
Answer» E.
15.

Which of the following fungal disease spreads by seed and flowers [CBSE PMT 2002]

A. Corn stunt
B. Covered smut
C. Potato root
D. Loose smut of wheat
Answer» E.
16.

Assertion : Deuteromycetes lack sexual reproduction. Reason : Fungi show three type of reproduction asexual, sexual and vegetative.

A. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
B. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
C. If the assertion is true but the reason is false
D. If both the assertion and reason are false
E. If the assertion is false but reason is true
Answer» C. If the assertion is true but the reason is false
17.

Assertion : The lichen is autotrophic in nature. Reason : One partner phycobiont photosynthesizes.

A. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
B. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
C. If the assertion is true but the reason is false
D. If both the assertion and reason are false
E. If the assertion is false but reason is true
Answer» B. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
18.

Assertion : Claviceps produces lysergic acid. Reason : It is carcinogenic.

A. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
B. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
C. If the assertion is true but the reason is false
D. If both the assertion and reason are false
E. If the assertion is false but reason is true
Answer» C. If the assertion is true but the reason is false
19.

Assertion : Fruticose are well branched leafy lichens. Reason : These lichens are upright and have pendulous organisation and are attached to substratum by a discoid structure. [AIIMS 1996]

A. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
B. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
C. If the assertion is true but the reason is false
D. If both the assertion and reason are false
E. If the assertion is false but reason is true
Answer» F.
20.

Assertion : Saccharomyces ellipsoidens is Baker?s yeast and Saccharomyces cerevisiae is Wine yeast. Reason : Yeast is used to make dry ice.

A. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
B. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
C. If the assertion is true but the reason is false
D. If both the assertion and reason are false
E. If the assertion is false but reason is true
Answer» C. If the assertion is true but the reason is false
21.

Assertion : Rhizopus and Mucor are used in liquor industry. Reason : They cause fermentation.

A. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
B. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
C. If the assertion is true but the reason is false
D. If both the assertion and reason are false
E. If the assertion is false but reason is true
Answer» B. If both the assertion and reason are true but the reason is not a correct explanation of the assertion