NEET Test 68

Result

NEET Test 68

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Weekly Quiz Competition

Question 1
4 / -1

What is hardening in tissue culture?

A
Keeping at freezing temperature

B
Breaking seed coats mechanically

C
Raising plants through micropropagation

D
Acclimatisation of tissue cultured plants slowly before growing in the fields

Solution

Acclimatisation of tissue cultured plants slowly before growing in the fields
Question 2
4 / -1

Seminal plasma rich in

A
Fructose, sodium and hormones

B
Fructose, calcium and certain enzymes

C
Sucrose, calcium and hormones

D
Fructose, potassium and certain enzymes
Question 3
4 / -1

Calcination is defined as the process of heating the ore

A
in absence of air

B
in a blast furnace

C
in presence of air

D
none of these

Solution

In absence of air
Question 4
4 / -1

In the following figure, what will be the charge on each condenser in the steady state?

A
12

B
9

C
6

D
3

Solution
Question 5
4 / -1

Statements-I(S-I) Liver performs gluconeogenesis

Statement-II(S-II): Liver converts glycogen into glucose whenever glucose is necessary

A
Both (S-I) and (S-II) are true and (S-II) is the correct explanation of (S-I)

B
Both (S-I) and (S-II) are true but (S-II) is not the correct explanation of (S-I)

C
(S-I) is true (S-II) is false

D
(S-I) is false (S-II) is true

Solution

The liver supplies sugar or glucose by turning glycogen into glucose in a process called glycogenolysis. The liver also can manufacture necessary sugar or glucose by harvesting amino acids, waste products and fat byproducts. This process is called gluconeogenesis.
Question 6
4 / -1

The r.m.s. current in an ac circuit is 2 A. If the wattless current is √3A, then calculate the power factor.

A
1/2

B
1/3

C
1/√2

D
1/√3

Solution
Question 7
4 / -1

Identify the incorrect statement

A
Ovaries only are united in Dianthus

B
Both true and false septa are found in the ovary of Datura

C
All the flowers of Mangifera bear lateral styles

D
Floral Leaves of the third whorl of flower, unite with Floral Leaves of both first and second whorls in Asparagus.
Question 8
4 / -1

_____ does not have chlorophyll 'b'.

A
Brown algae

B
Blue-green algae

C
Red algae

D
Green algae

Solution

Chlorophyll-b is found in eukaryotic photoautotroph.
Question 9
4 / -1

The capacity of a condenser in which a dielectric of dielectric constant 5 has been used is C. If the dielectric is replaced by another with dielectric constant 20, then what will be the capacity?

A
2 C

B
C/2

C
4C

D
C/4

Solution
Question 10
4 / -1

Assertion (A) : The pollen tube that has entered the ovule in any manner, enters the embryo sac only through the micropylar end

Reason (R) : The secretions of the egg cell provides the stimulus for the entry of thepollen tube.

A
A and R are true and R is the correct explantion of A

B
A and r are true but R is not the correct explanation of A

C
A is true but R is false

D
A is false but R is true