Biology Test

Question 1
1 / -0

Which of the following is a recombinant therapeutic used to treat diabetes?

A
Insulin

B
Aspirin

C
Paracetamol

D
Penicillin

Question 2
1 / -0

Chara is an example of:

A
Bisexual plant

B
Dioecious plants

C
Monoecious plants

D
Unisexual plant

Question 3
1 / -0

The number of DNA molecules in each chromosome is:

A
one

B
up to 10

C
more than hundred

D
infinite

Question 4
1 / -0

Plants offer rewards to animals in the form of pollen and nectar and the animals facilitate the pollination process. This is an example of :

A
Amensalism

B
Competition

C
Commensalism

D
Mutualism

Question 5
1 / -0

Assertion (A): Klinefelters syndrome shows gynaecomastia.
Reasoning (R): An additional Y chromosome is present in the karyotype.

A
Both Assertion and Reasoning are true and R is the correct explanation of A.

B
Both Assertion and Reasoning are true and R is not the correct explanation of A.

C
A is true and R is false.

D
Both A and R are false.

Question 6
1 / -0

In pea plants, red flowers (R) are dominant over to white flowers (r) and tall plants (T) are dominant over to dwarf plants (t). The table below shows the gametes and the possible offsprings produced in a dihybrid cross. The numbers 1 to 16 represent the genotypes of each individual cross (e.g. 3 = RrTT)

If plant 7 is crossed with plant 12, then what proportion of the offsprings produced will be homozygous for both the recessive characters?

A
12.5%

B
25%

C
37.5%

D
50%

Question 7
1 / -0

Coagulation of blood in blood vessels is prevented by:

A
Albumin

B
Heparin

C
Globulin

D
Fibrinogen

Question 8
1 / -0

Match List I with List-II and select the correct answer using the code given below the lists:
List – I
(Ethnic Territorial Segment)
List II
(Related Occupational pattern)
A. Maruta Makkal 1. Pastoralists
B. Kuravan Makkal 2. Fishing people
C. Mullai Makkal 3. Ploughmen
D. Neytal Makkal 4. Hill people

A
A - 3, B - 1, C - 4, D - 2

B
A - 2, B - 1, C - 4, D - 3

C
A - 3, B - 4, C - 1, D - 2

D
A - 2, B - 4, C - 1, D - 3

Question 9
1 / -0

Bacillus thuringiensis is widely used as

A
Insecticide

B
Weedicides

C
Rodenticide

D
None of these

Question 10
1 / -0

Cells of nucellus are always:

A
Haploid

B
Triploid

C
Diploid

D
Enucleated

Submit Test

	List – I (Ethnic Territorial Segment)		List II (Related Occupational pattern)
A.	Maruta Makkal	1.	Pastoralists
B.	Kuravan Makkal	2.	Fishing people
C.	Mullai Makkal	3.	Ploughmen
D.	Neytal Makkal	4.	Hill people

Biology Test - ...

Question 1

Insulin

Aspirin

Paracetamol

Penicillin

Question 2

Bisexual plant

Dioecious plants

Monoecious plants

Unisexual plant

Question 3

one

up to 10

more than hundred

infinite

Question 4

Amensalism

Competition

Commensalism

Mutualism

Question 5

Both Assertion and Reasoning are true and R is the correct explanation of A.

Both Assertion and Reasoning are true and R is not the correct explanation of A.

A is true and R is false.

Both A and R are false.

Question 6

12.5%

25%

37.5%

50%

Question 7

Albumin

Heparin

Globulin

Fibrinogen

Question 8

A - 3, B - 1, C - 4, D - 2

A - 2, B - 1, C - 4, D - 3

A - 3, B - 4, C - 1, D - 2

A - 2, B - 4, C - 1, D - 3

Question 9

Insecticide

Weedicides

Rodenticide

None of these

Question 10

Haploid

Triploid

Diploid

Enucleated

User

Question Analysis

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