biology MCQs – Page 34

Practise multiple-choice questions from biology for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

biology Mcqs
661. Mycorrhizae are found in about__________vascular plants?
comments icon0
A. 95%

B. 98%

C. 96%

D. 90%

662. Lime stone deposits are formed from__________?
comments icon0

A. Zooflagellates

B. Foraminferans

C. Aetinopods

D. Apicomplexans

663. Spores in sporangia are produced by process?
comments icon0

A. Sexual

B. Asexual

C. Both of these

D. None of these

664. How many species of mushrooms are edible?
comments icon0

A. 3000

B. 200

C. 4000

D. 100

665. The partly digested food is stored in________in cockroach?
comments icon0

A. Hepatic caeca

B. Rectum

C. Crop

D. Gizzard

666. The drfinite shape to ciliates is given by____________?
comments icon0

A. Penicle

B. Calcium

C. Pellicle

D. Cell wall

667. True metamorphosis is not present in________?
comments icon0
A. Arachnida

B. Crustacea

C. Insecta

D. Myriapoda

668. Approximately _____ species of bacteria are known to cause diseases in humans.
comments icon0

A. 400

B. 200

C. 300

D. 100

669. Sperms are _________ in origin.
comments icon0
A. Mesodermal

B. Endodermal

C. Ectodermal

D. None of these

670. Of the following which one has glassy shells________________?
comments icon0
A. Radiolarians

B. Forams

C. Both of these

D. None of these

671. Lichen is a symbiotic mutualistic association of fungi with______________?
comments icon0

A. Leguminous plants

B. Autotrophs

C. Roots of vascular plants

D. Green algae and cyanobacterium
672. Hydra is an example of ______________ feeder?
comments icon0

A. All of these

B. Macrophagous

C. Fluid

D. Fluid

673. Type of lichen which tightly attaches to rocks is_____________?
comments icon0

A. Parmelia

B. Fruticose

C. Foliose

D. Crustose
674. Masses of dilated tortuous veins in the anorectal mucosa are known as___________?
comments icon0
A. Hemorrhoids

B. Bulimia

C. Adipose tissue

D. Ulcer

675. The function of coelom is__________?
comments icon0

A. None of these

B. To help in the functioning of reproductive system

C. To increase the size of the animals

D. To provide space for the development of organs and systems
676. Mantle in molluscs is present over____________?
comments icon0

A. Head

B. Dorsal visceral region

C. All of these

D. Ventral muscular foot

677. In which of the following example of fungi dikaryotic hyphae exist for long period?
comments icon0

A. Deuteromycota

B. Basidiomycota

C. All of these

D. Zygomycota

678. The name animal is derived from the word__________?
comments icon0
A. Anima

B. All of these

C. Aname

D. Anemia

679. Rapid growth at exponential ration occurs in which phase of bacterial growth:
comments icon0

A. Stationary phase

B. Death / decline phase

C. Lag phase

D. Log phase
680. Vaccine Was discovered by______________?
comments icon0

A. Stanely

B. Ivanowski

C. Edward Jennar

D. Louis Pasteur