MDCAT Biology Chapter 3 MCQ Test With Answer for (Biological Molecules)

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MCQ's Test For MDCAT Biology Chapter 3 MCQ's Test

Try The MCQ's Test For MDCAT Biology Chapter 3 MCQ's Test

  • Total Questions20

  • Time Allowed20

MDCAT Biology Chapter 3 MCQ's Test

00:00
Question # 1

John hogg separated blue green algae and bacteria (prokaryotes) form nucleated protists and placed them in a separate group called Monera, within the kingdom.

Question # 2

Some species of ---------- trap soil nematodes by forming constricting ring.

Question # 3

Choanoflagellates are sessile marine of Freshwater flagellates which are attached:

Question # 4

Which organisms are generally classified as monerans?

Question # 5

Spores are _________ in fungi (mostly)

Question # 6

Phytophoto is cause which ofthe following diseases in potato:

Question # 7

Marine algae are also source of many useful substance like:

Question # 8

The number of species of ascomycota are:

Question # 9

Chemical substances used on living tissues to inhibit growth of bacteria is called

Question # 10

Algae differ from the plants in that the sex organs in algae are unicellular and the zygote is not protected by the:

Question # 11

Pig could be the source of infection of hepatitis

Question # 12

Chain of cells forming filaments in cyanobacteria is called

Question # 13

In the scientific name of onion, Allium cepa, the Allium belogs to its:

Question # 14

One of the followings is used for giving flavour, aroma and characteristic colour to some cheese

Question # 15

Bacteria reporduce asexully by mean of:

Question # 16

DNA aggregates as an irregular shaped dense area called:

Question # 17

An independent evolutionary unit is

Question # 18

Yeasts were the first eukaryotes to be used by:

Question # 19

Cocci bacteria very rarely have:

Question # 20

Hydrogen peroxide and formaldehyde are used as

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Sr.# Question Answer
1 Mushrooms,rusts, smuts, puff balls and bracket fungi belong to
A. Sac fungi
B. Club fungi
C. Fungi imperfecti
D. Molds
2 ------------is used to relieve one kind of headache migraine.
A. Ergotine
B. Aflatoxin
C. Griseofulvin
D. Penicillin
3 Fungi can survive in dry conditions in which one of the following stage
A. Asexual reproduction
B. Sexual reproduction
C. Resting stage
D. Active stage
4 Coenocytic hyphae are also known as:
A. Septate
B. Perforated hyphae
C. Aseptate
D. Imperfect hyphae
5 The parasite that can also serve as a saprophyte is
A. Obligate
B. Facultative
C. Definitive
D. None of these
6 Small pox virus is known to have occurred as epidemic in
A. Japan
B. Russia
C. Europe
D. China
7 Pasteur called the attenuated cultures of bacteria, vaccine and immunization with attenuated cultures of bacteria:
A. Vaccination
B. Inoculation
C. Injection
D. Shot
8 Oomycotes include a number of pathogenic organisms, including downy mildew:
A. Physarum polycephalum
B. Phytophthora indestans
C. Rhodotorula
D. Candida albicans
9 One of the following is used to relieve one kind of headache migrane
A. Lovastatin
B. Cyclosporine
C. Ergotine
D. Griseofulvin
10 Which of the followings very rarely has flagella
A. Bacilli
B. Cocci
C. Spirilia
D. Vibrios
11 Aspergillus, Penicillium and Alternaria reproduce asexually by formation of
A. Buds
B. Conida
C. Zygospores
D. Ascospores
12 Photosynthetic protists, carrying out probably 50 to 60 percent of all the photosynthesis on earth are.
A. Fungi
B. Algae
C. Molds
D. Flagellate protozoans
13 Smuts are called so
A. Spores resembling soot
B. Spore mass replaces grain kernel in wheat
C. Ustilago is the most common smut
D. It causes loose smut of wheat
14 The organism that obtains carbon and energy from organic matter is
A. Heterotroph
B. Autotroph
C. Chemosynthetic
D. Parasite
15 Micorrhizal association is found in _______ vascular plants
A. 90%
B. 95%
C. 100%
D. 80%
16 Membra fillers are used to sterilize heat sensitive compounds like:
A. Antibiotics
B. Serums
C. Hormones
D. all a,b,c
17 The bacteria that cannot synthesize their own organic compounds from simpler inorganic substances are called
A. Autotrophic
B. Chemosynthetic
C. Heterotrophic
D. Saproprophitic
18 Deuteromycetes lack;
A. Mycelium
B. Asexual reproduction
C. Spores
D. Sexual reproduction
19 Vibrio is curved or comma shaped:
A. Coccus
B. Rod
C. Bacillus
D. Spiral
20 The plasma membrane and everything present within is known as:
A. Protoplast
B. Cytoplasm
C. Protoplasm
D. Nucleoplasm

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