NEET Biology | Daily MCQs Practice Questions | 15 July 2024 | NEET Exam
Engage with NEET Biology Daily MCQs Practice Questions for NEET exam preparations through daily updated online quiz (14 July 2024).
1. Question
Select the cell junction that facilitates communication between adjacent cells for rapid transfer of ions and molecules.
Tight junction
Gap junction
Adhering junction
Macula adherens
Correct Answer
Wrong Answer
2. Question
Select the incorrect statement.
hCG, hPL and relaxin are produced in women only during pregnancy.
During pregnancy, relaxin is produced by ovary.
Placenta also acts as an endocrine tissue and produces several hormones including estrogen and progesterone.
Trophoblast contains stem cells which have the potency to give rise to all the tissues and organs.
Correct Answer
Wrong Answer
3. Question
The condition diuresis can be defined as
Increase in protein excretion
Increase in urine volume
Decrease in urine volume
Increased H+ and K+ secretion
Correct Answer
Wrong Answer
4. Question
Select a fatty acid from the following.
Acetic acid
Palmitic acid
Glutamic acid
Aspartic acid
Correct Answer
Wrong Answer
5. Question
Bursting of RBCs to release toxin called haemozoin which causes high fever with chills are symptoms of
Amoebiasis
Malaria
Filariasis
Ringworms
Correct Answer
Wrong Answer
6. Question
How many features given below are not related to female frog?
(a) Reproductive organs include a pair of ovaries.
(b) Absence of copulatory pad on the first digit of the fore limbs.
(c) Presence of sound producing vocal sacs.
(d) The ovaries are situated near kidneys and there is functional connection with kidneys.
(e) Mature female can lay 2500-3000 ova at a time
Select the correct option.
Three
Two
One
Four
Correct Answer
Wrong Answer
7. Question
The first clinical gene therapy was given in 1990 to a 4-year old girl with ...A... deficiency. In some children, this deficiency can be cured by ...B....
Select the correct option to fill in the blanks respectively.
ADA and cry gene
ADA and bone marrow transplantation
Insulin and enzyme replacement therapy
Insulin and a-interferons
Correct Answer
Wrong Answer
8. Question
A chronic disorder characterised by damage to alveolar walls and decrease in respiratory surface is
Asthma
Emphysema
Addison's disease
Muscular dystrophy
Correct Answer
Wrong Answer
9. Question
Choose the odd one w.r.t. axial skeleton.
Atlas and axis
Tibia and fibula
Ethmoid and sphenoid
Sternum and ribs
Correct Answer
Wrong Answer
10. Question
Select the correct set containing only diploid cells.
Primary spermatocyte and ootid
Spermatozoa and spermatogonia
Spermatogonia and primary oocytes
Spermatids and oogonia
Correct Answer
Wrong Answer
11. Question
Foetal ejection reflex triggers the release of .........X.........from maternal pituitary.
Choose the option which fills the blank 'X' correctly.
Vasopressin
ACTH
Oxytocin
ADH
Correct Answer
Wrong Answer
12. Question
In Periplaneta americana, a pair of large ovaries are present in
10th abdominal segment
2nd - 6th abdominal segments
6th - 7th abdominal segments
5th - 7th abdominal segments
Correct Answer
Wrong Answer
13. Question
Which one of the following statements is correct with respect to regulation of kidney functions?
ANF is a vasoconstrictor and thereby decrease the blood pressure
Renin converts the angiotensin II into angiotensin I
Erythropoietin is produced by vasa recta of juxtamedullary nephrons
When a normal person drinks a lot of water, ADH release is supressed
Correct Answer
Wrong Answer
14. Question
Read the following statements carefully and choose the option that is incorrectly explained.
(1) Proteins are chains of amino acids which are linked by peptide bonds.
(2) Inulin is a polymer of fructose.
(3) Starch can hold I2 molecules in the helical portion.
(4) The sugar found in polynucleotides is always ribose.
1
2
3
4
Correct Answer
Wrong Answer
15. Question
Select the correct statement.
(1) The tetR gene in pBR322 can be cleaved by Pvul and Pstl.
(2) One can ligate a foreign DNA at BamHI site of tetracycline resistance gene in pBR322.
(3) When a rDNA is inserted within the coding sequence of ẞ-galactosidase, it results into insertional activation.
(4) The rop codes for the polysaccharides involved in the replication of the plasmid.
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2
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