Biology Test

Result

Biology Test - 3

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Weekly Quiz Competition

Question 1
1 / -0

Farmers in a particular region were concerned that pre-mature yellowing of leaves of a pulse crop might cause decrease in the yield. Which treatment could be most beneficial to obtain maximum seed yield?

A

Application of iron and magnesium to promote synthesis of chlorophyll

B

Removal of all yellow leaves and spraying the remaining green leaves with 2,4,5-trichlorophenoxy acetic acid

C

Treatment of the plants with cytokinins along with a small dose of nitrogenous fertiliser

D

Frequent irrigation of the crop
Question 2
1 / -0

Nucleoli are rich in

A

DNA, RNA and proteins

B

DNA and RNA

C

DNA

D

RNA
Question 3
1 / -0

Which of the following is an edible fungus?

A

Agaricus

B

Albugo

C

Rhizopus

D

Puccinia
Question 4
1 / -0

Antibody is produced by

A

B-lymphocyte

B

Both B-lymphocyte and heparin

C

heparin

D

T-lymphocyte
Question 5
1 / -0

Which of the following herbicides and defoliants was/were used by the US military in its herbicidal warfare programme during the Vietnam war?

A

Both Super orange and Agent orange

B

Agent orange

C

Super orange

D

Agent black
Question 6
1 / -0

Which of the following assists in the locomotion of the organism stated?

A

Posterior sucker of Hirudinaria

B

Pedicellaria of Star fish

C

Trichocysts of Paramecium

D

Epithelium of Pheretima
Question 7
1 / -0

Which of the following is present in the centre of a flower?

A

Carpel

B

Stamen

C

Sepal

D

Petal
Question 8
1 / -0

Photosynthetic bacteria have

A

some other kind of pigments, B₈₉₀

B

pigment system II

C

Both pigment system I and pigment system II

D

pigment system I
Question 9
1 / -0

Viral genome, incorporated and integrated with bacterial genome, is referred to as

A

prophage

B

DNA

C

RNA

D

Both prophage and DNA
Question 10
1 / -0

Cork cambium results in the formation of cork which becomes impermeable to water due to the accumulation of

A

suberin

B

resins

C

lignins

D

tannins

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Re-Attempt Weekly Quiz Competition

Biology Test - 3

Result

Biology Test - 3

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-

Rank

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SHARING IS CARING

Question 1

Application of iron and magnesium to promote synthesis of chlorophyll

Removal of all yellow leaves and spraying the remaining green leaves with 2,4,5-trichlorophenoxy acetic acid

Treatment of the plants with cytokinins along with a small dose of nitrogenous fertiliser

Frequent irrigation of the crop

Question 2

DNA, RNA and proteins

DNA and RNA

DNA

RNA

Question 3

Agaricus

Albugo

Rhizopus

Puccinia

Question 4

B-lymphocyte

Both B-lymphocyte and heparin

heparin

T-lymphocyte

Question 5

Both Super orange and Agent orange

Agent orange

Super orange

Agent black

Question 6

Posterior sucker of Hirudinaria

Pedicellaria of Star fish

Trichocysts of Paramecium

Epithelium of Pheretima

Question 7

Carpel

Stamen

Sepal

Petal

Question 8

some other kind of pigments, B₈₉₀

pigment system II

Both pigment system I and pigment system II

pigment system I

Question 9

prophage

DNA

RNA

Both prophage and DNA

Question 10

suberin

resins

lignins

tannins

User

Question Analysis

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