NEET 2023 Manipur

The transverse section of a plant part showed polyarch, radial and exarch xylem, with endodermis and pericycle. The plant part is identified as :

Consider the following tissues in the stelar region of a stem showing secondary growth.
(A) Primary xylem
(B) Secondary xylem
(C) Primary phloem
(D) Secondary phloem
Arrange these in the correct sequence of their position from pith towards ...

Consider the following plant tissues :
(A) Axillary buds
(B) Fascicular vascular cambium
(C) Interfascicular cambium
(D) Cork cambium
(E) Intercalary meristem
Identify the lateral meristems among the above.

Match List-I with List-II.

.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;
overflow:hidden;padding:10px 5px;word-break:normal;}...

Select the correct statements :
(A) Platyhelminthes are triploblastic
pseudocoelomate and bilaterally symmetrical
organisms.
(B) Ctenophores reproduce only sexually and
fertilization is external.
(C) In tapeworm, fertilization is i...

In 'rivet popper hypothesis', Paul Ehrlich compared the rivets in an airplane to :

For chemical defence against herbivores, Calotropis
has :

Which of the following is/are cause(s) of biodiversity
losses ?

House fly belongs to _____ family.

'X' and 'Y' are the components of Binomial
nomenclature. This naming system was proposed by
'Z' :

Match List - I with List - II

.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;
overflow:hidden;padding:10px 5px;word-break:norma...

Inulin is a polymer of :

Which of the following is not a secondary
metabolite?

Match List-I with List-II.

.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;
overflow:hidden;padding:10px 5px;word-break:normal;}...

Which of the following statement is incorrect about Agrobacterium tumifaciens?

Which of the following can act as molecular
scissors?

Match List-I with List-II.

.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;
overflow:hidden;padding:10px 5px;word-break:normal;}...

Thermostable DNA polymerase used in PCR was isolated from :

Ligation of foreign DNA at which of the following site will result in loss of tetracyclin resistance of pBR322 :

Match List I with List II.

.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;
overflow:hidden;padding:10px 5px;word-break:normal;}...

Match List-I with List-II.

.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;
overflow:hidden;padding:10px 5px;word-break:normal;...

Match List-I with List-II.

.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;
overflow:hidden;padding:10px 5px;word-break:normal;}...

Select the sequence of steps in Respiration.
(A) Diffusion of gases (O2 and CO2) across alveolar
membrane.
(B) Diffusion of O2 and CO2 between blood and tissues.
(C) Transport of gases by the blood
(D) Pulmonary ventilation by which at...

Given below are two statements : one is labelled as
Assertion (A) and the other is labelled as Reason
(R).
Assertion (A) : A person goes to high altitude and experiences "Altitude Sickness" with symptoms like breathing difficulty and he...

The dissolution of synaptonemal complex occurs during :

Doubling of the number of chromosomes can be achieved by disrupting mitotic cell division soon after :

During which stages of mitosis and meiosis,
respectively does the centromere of each
chromosome split ?

Which one of the following is the quiescent stage of
cell cycle?

Select correct sequence of substages of Prophase-I
of Meiotic division :
(A) Zygotene
(B) Pachytene
(C) Diakinesis
(D) Leptotene
(E) Diplotene
Choose the correct answer from the options given
below :

Given below are two statements :
Statement I :- In bacteria, the mesosomes are formed by the extensions of plasma membrane.
Statement II :- The mesosomes, in bacteria, help in DNA replication and cell wall formation.
In the light of t...

Which of the following statements are correct with
respect of Golgi apparatus ?
(A) It is the important site of formation of
glycoprotein and glycolipids.
(B) It produces cellular energy in the form of ATP.
(C) It modifies the prote...

Select incorrect statement, regarding chemical
structure of insulin.

Which of the following statements are correct with
respect to the hormone and its function?
(A) Thyrocalcitonin (TCT) regulates the blood
calcium level.
(B) In males, FSH and androgens regulate
spermatogenesis.
(C) Hyperthyroidism c...

Given below are two statements :
Statement I : Parathyroid hormone acts on bones and stimulates the process of bone resorption.
Statement II : Parathyroid hormone along with Thyrocalcitonin plays a significant role in carbohydrate metab...

Diacetyl morphine is also called as :

Select the correct sequential steps regarding
absorption of fatty acids and glycerol, in intestine.
(A) Micelles are reformed into small protein coated
fat globules called chylomicrons.
(B) Micelles move into intestinal mucosa.
(C) F...

Match List - I with List - II

.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;
overflow:hidden;padding:10px 5px;word-break:norma...

The amount of nutrients such as carbon, nitrogen, potassium and calcium present in the soil at any given time is referred to as :

The species of plants that plays a vital role in controlling the relative abundance of other species in a community is called _________.

Nitrates and phosphates flowing from agricultural farms into water bodies are a significant cause of :

What will happen if fresh water lake gets contaminated by addition of polluted water with high BOD?

Match List-I with List-II.

.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;
overflow:hidden;padding:10px 5px;word-break:normal;}...

Select the correct statements regarding dissolved
Oxygen and Biochemical Oxygen Demand.
(A) BOD is inversely related to dissolved oxygen.
(B) Low dissolved oxygen and high BOD lead to
loss of aquatic life.
(C) High BOD leads to high...

Identify the fossil of man who showed the following
characteristics.
(A) Brain capacity of 1400 cc
(B) Used hides to protect their body
(C) Buried their dead bodies
In the light of above statements, choose the correct
answer from t...

Given below are two statements : one is labelled as
Assertion (A) and the other is labelled as Reason
(R)
Assertion (A) : Ascending limb of loop of Henle is impermeable to water and allows transport of electrolytes actively or passively....

Given below are two statements :
Statement I :- Goblet cells are unicellular glands.
Statement II :- Earwax is the secretion of exocrine gland.
In the light of the above statements, choose the
correct answer from the options given bel...

Arrange the events of Renin - Angiotensin
mechanism in correct sequence.
(A) Activation of JG cells and release of renin.
(B) Angiotensin II activates release of aldosterone.
(C) Fall in glomerular blood pressure.
(D) Reabsorption ...

Which of the following sexually transmitted
infections are completely curable ?

Match List - I with List - II.

.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;
overflow:hidden;padding:10px 5px;word-break:nor...

Match List-I with List-II.

.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;
overflow:hidden;padding:10px 5px;word-break:normal;}...