Biology Test 74

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Biology Test 74

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Weekly Quiz Competition

Question 1
4 / -1

A trisomic aneuploidy patient having double barr body, having problem in menstrual cycle. This genetic disorder may be :-

A
Multi-x female

B
Turner's syndrome

C
Klinefelter's syndrome

D
Down syndrome

Question 2

4 / -1

Match the following :-

	Column-I		Column-II
a	Alkaloid	I	Vinbblastin, Curcumin
b	Essential oils	II	Morphine, Codeine
c	Toxins	III	Lemon grass oil
d	Drugs	IV	Abrin, Ricin

a-II, b-III, c-IV, d-I

a-III, b-II, c-IV, d-I

a-II, b-III, c-I, d-IV

a-III, b-II, c-I, d-IV

Question 3
4 / -1

If in a pond there are 40 lotus plants last year and through reproduction 10 new plants are added, taking the current population to 50. The birth rate is as :-

A
0.25 offspring per lotus per year

B
0.25 offspring per lotus per day

C
0.25 offspring per total population per year

D
0.5 offspring per total population per year
Question 4
4 / -1

Directions For Questions

Read the following four statements

(A) EPSP develops due to opening of Na⁺ channels

(B) IPSP develops due to opening of Cl^– channels

(C) GABA develops IPSP and Ach develops EPSP.

(D) The new potential developed on post synaptic membrane may be either excitatory or inhibitory.

...view full instructions

How many of the above statements are correct?

A
Four

B
Two

C
One

D
Three
Question 5
4 / -1

In a polysaccharide chain the individual monosaccharides are linked by which bond :-

A
Peptide bond

B
Glycosidic bond

C
Ester bond

D
Hydrogen bond
Question 6
4 / -1

Which of the following enhances fusion of protoplasts :-

A
Polyethyleneglycol

B
Sodium nitrate

C
IAA

D
Both 1 and 2
Question 7
4 / -1

Among the following, select the tools of recombinant DNA technology

a. Restriction enzymes

b. Polymerase enzymes

c. Ligases

d. Vectors

e. Host organisms

A
a, b, c, d and e

B
a, c, d and e only

C
a, b, c and d only

D
a, b, c and e only
Question 8
4 / -1

Respiratory Quotient is 0.7 for :-

A
Malic Acid

B
Glucose

C
Tripalmitin

D
Sucrose

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Biology Test 74

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Biology Test 74

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SHARING IS CARING

Question 1

Multi-x female

Turner's syndrome

Klinefelter's syndrome

Down syndrome

Question 2

a-II, b-III, c-IV, d-I

a-III, b-II, c-IV, d-I

a-II, b-III, c-I, d-IV

a-III, b-II, c-I, d-IV

Question 3

0.25 offspring per lotus per year

0.25 offspring per lotus per day

0.25 offspring per total population per year

0.5 offspring per total population per year

Question 4

Four

Two

One

Three

Question 5

Peptide bond

Glycosidic bond

Ester bond

Hydrogen bond

Question 6

Polyethyleneglycol

Sodium nitrate

IAA

Both 1 and 2

Question 7

a, b, c, d and e

a, c, d and e only

a, b, c and d only

a, b, c and e only

Question 8

Malic Acid

Glucose

Tripalmitin

Sucrose

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My Perfomance

Score

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