Channel: PCB QUIZ for NEET
Forwarded from Kush...
If the female bee colour pattern change even
slightly for any reason during evolution then what
is the effect on orchid Ophrys.
slightly for any reason during evolution then what
is the effect on orchid Ophrys.
Anonymous Quiz
13%
(1) No effect
14%
(2) Number of flower in orchids highly increased
56%
(3) One sepal of the orchid flower are also change tomaintain the resemblance.
18%
(4) None of the above
Forwarded from Anjana
Cyclosporine -A obtained from-
Anonymous Quiz
9%
Phycomycetes
35%
Ascomycetes
25%
Basidiomycetes
31%
Deuteromycetes
Forwarded from Diksha choudhary
Total number of ATP from 1 molecule of 3-phosphoglycerate is
Anonymous Quiz
18%
14
51%
12
15%
15
17%
16
Forwarded from MR
Which of the following may not be a strong electrolyte?
Anonymous Quiz
15%
hydrochloric acid
15%
sulfuric acid
16%
nitric acid
53%
ammonia
‼️#MOST IMPORTANT/TRENDING/NEET ORIENTED ✔️ EXPECTED CONFIRMED QUESTION ‼️
If we ligate a foreign DNA at Pst I site of vector pBR322 then recombinants were grow in what medium⁉️
If we ligate a foreign DNA at Pst I site of vector pBR322 then recombinants were grow in what medium⁉️
Anonymous Quiz
23%
Both ampicillin and tetracycline
47%
Tetracycline only
22%
Ampicillin only
8%
Neither ampicillin nor tetracycline
Which of the following combined functions are performed by Cl⁻, Na⁺ and K⁺
Anonymous Quiz
6%
Determination of solute concentration
26%
Anion cation balance in cells
20%
Osmotic balace
48%
Both a and b
Forwarded from Kush...
Select the correct match for pteridophytes
Anonymous Quiz
13%
(1) Protonema stage – Gametophytic stage
32%
(2) Selaginella – Microphylls
14%
(3) Archegoniophore – Marchantia
41%
(4) All
Assertion:Dominance is an autonomous feature of a gene
Reason: dominance depends on the gene product or the production of a particular phenotype from this product
Reason: dominance depends on the gene product or the production of a particular phenotype from this product
Anonymous Quiz
31%
A ✅ R ✅ R explains A
29%
A ✅ R ✅ R doesn't explains A
12%
A ✅ R ❌
21%
A ❌ R ✅
7%
A ❌ R ❌
Reduction in pH of blood will
Anonymous Quiz
57%
decrease the affinity of haemoglobin with oxygen
23%
release bicarbonate ions by the liver
15%
reduce the rate of heartbeat
6%
reduce the blood supply to the brain.
🚨 Mitotic spindle is mainly composed of which proteins...?
Anonymous Quiz
28%
Actin
26%
Myosine
25%
Actomyosine
21%
Myoglobin
🚨 In photosynthesis the light independent reactions takes place at...?
Anonymous Quiz
11%
Photostem-ll
55%
Stromal matrix
24%
Thylakoid leumen
9%
Photostem-l
🚨The peptide bond is rigid because it is a:
Anonymous Quiz
21%
Single bond
37%
Partial double bond:
34%
Double bond
8%
Triple bond
🚨Sickle-cell anemia is an example of Single Nucleotide Polymorphism (SNP) of
Anonymous Quiz
18%
C to G mutation
19%
T to A mutation
45%
G to C mutation
18%
A to T mutation
Forwarded from Kush...
Secondary producers are
Anonymous Quiz
57%
(a) Herbivores
12%
(b) Producers
23%
(c) Carnivores
8%
(d) None of the above
Forwarded from Kush...
Assertion : Action reaction forces never cancel each other.
Reason: They act on two different bodies.
Reason: They act on two different bodies.
Anonymous Quiz
40%
Assertion-true, Reason-true
31%
Assertion-false, Reason-false
17%
Assertion-true, Reason-false
12%
Assertion-false, Reason-true
Forwarded from Kush...
Which of the following trait is only expresses in homozygous condition :-
(a) Yellow seed colour (b) Green pod colour (c) Inflated pod shape (d) Terminal position (e) Yellow pod colour
(a) Yellow seed colour (b) Green pod colour (c) Inflated pod shape (d) Terminal position (e) Yellow pod colour
Anonymous Quiz
13%
(1) Only e
31%
(2) a, b, c
25%
(3) a, be, d, e
30%
(4) d & e
Forwarded from 𝘼𝙎 😔
Forwarded from 𝘼𝙎 😔
🧱 Maximum nutritional diversity is found in the group
Anonymous Quiz
13%
Animalia
33%
Fungi
41%
Monera
13%
Plantae
Forwarded from Mhadev
Correct evolutionary history from reptiles to Dinosaurs
Anonymous Quiz
23%
Early reptiles -> Pelycosaurs-> Synapsids -> Thecodonts -> Therapsids-> Dinosaurs
42%
Early reptiles -> Synapsids -> Pelycosaurs- > Thecodonts-> Therapsids -> Dinosaurs
27%
Early reptiles -> Synapsids-> Pelycosaurs-> Therapsids -> Thecodonts -> Dinosaurs
7%
Early reptiles -> Synapsids -> Thecodonts -> Pelycosaurs-> Therapsids -> Dinosaurs
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