Biology Test

Result

Biology Test - 20

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Weekly Quiz Competition

Question 1
1 / -0

Which of the following body parts is/are modified in Gladiolus for food storage?

A

Leaves

B

Primary tap roots

C

Underground stem

D

Adventitious roots
Question 2
1 / -0

Normal pH of Protoplasm is

A

6.8

B

7.8

C

5

D

6.5
Question 3
1 / -0

The red colour of ‘red sea’ is due to which of the following blue-green algae?

A

Chlamydomonas nivalis

B

Microcystis

C

Anabaena

D

Trichodesmium
Question 4
1 / -0

As pet geological time scale, hominids evolved during

A

Pleistocene

B

Miocene

C

Pliocene

D

Oligocene
Question 5
1 / -0

The plant or animal specimen which is used as the nomenclatural type by the author is known as

A

paratype

B

isotype

C

neotype

D

holotype
Question 6
1 / -0

If frog’s brain is crushed, even then its leg moves on pinpointing. It is called

A

conditional reflex

B

simple reflex

C

neurotransmitter function

D

autonomic nerve condition
Question 7
1 / -0

Acetobacter suboxydans is a preferred organism for the production of

A

ascorbic acid

B

lactic acid

C

amylase

D

riboflavin
Question 8
1 / -0

A

A

B

B

C

D

D

C
Question 9
1 / -0

Mycobacterium leprae, the causative agent of leprosy, opens lesions on the body surface and allows other pathogens to establish secondary infections. What is the relationship exhibited by M.leprae with other bacteria?

A

Syntrophism

B

Proto-cooperation

C

Amensalism

D

Commensalism
Question 10
1 / -0

Largest cell of embryo sac is

A

central cell in the middle

B

antipodal at micropylar end

C

egg at chalazal end

D

synergid at micropylar end

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Re-Attempt Weekly Quiz Competition

Biology Test - 20

Result

Biology Test - 20

Score

-

Rank

-

SHARING IS CARING

Question 1

Leaves

Primary tap roots

Underground stem

Adventitious roots

Question 2

6.8

7.8

5

6.5

Question 3

Chlamydomonas nivalis

Microcystis

Anabaena

Trichodesmium

Question 4

Pleistocene

Miocene

Pliocene

Oligocene

Question 5

paratype

isotype

neotype

holotype

Question 6

conditional reflex

simple reflex

neurotransmitter function

autonomic nerve condition

Question 7

ascorbic acid

lactic acid

amylase

riboflavin

Question 8

A

B

D

C

Question 9

Syntrophism

Proto-cooperation

Amensalism

Commensalism

Question 10

central cell in the middle

antipodal at micropylar end

egg at chalazal end

synergid at micropylar end

User

Question Analysis

My Perfomance

Score

-

Rank

-

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