Forwarded from π’ππΏπΏππΎ β‘οΈ
Assertion: Logistic growth curve is considered as more realistic one.
Reason: Resources for growth for most organisms are finite and become unlimited sooner or later.
Reason: Resources for growth for most organisms are finite and become unlimited sooner or later.
Anonymous Quiz
31%
Both A and R are correct and R is correct explanation of A
27%
Both A and R are correct but R is not correct explanation of A
36%
A is correct but R is incorrect
5%
A is incorrect but R is correct
Forwarded from π’ππΏπΏππΎ β‘οΈ
Assertion: Intraspecific competition is more acute than interspecific competition.
Reason: Resources among closely related species is more common than unrelated species.
Reason: Resources among closely related species is more common than unrelated species.
Anonymous Quiz
11%
A is true R is false
40%
Both A and R are true but R is not correct explanation of A
16%
A is false R is true
33%
Both A and R are true and R is correct explanation of A
Forwarded from π’ππΏπΏππΎ β‘οΈ
An association of different species inhabiting in an area and have same functional attributes, it is called as-
Anonymous Quiz
27%
Ecosystem
31%
Biotic community
35%
Niche
8%
Species
Forwarded from π’ππΏπΏππΎ β‘οΈ
Select the correct set of only viral diseases.
Anonymous Quiz
13%
Elephantias, Dysentery, Chikungunya
20%
Ascariasis, Plague, Hepatitis-B
20%
Amoebiasis, Hepatitis-B, Chikungunya
47%
Chikungunya, Hepatitis-B, Dengue
Forwarded from π’ππΏπΏππΎ β‘οΈ
Statement 1: The NADP reductase enzyme is located on the lumen side of thylakoid membrane.
Statement 2: The ATP synthase enzyme consist of two parts: one is called as Fo and the other portion is called F1.
Statement 2: The ATP synthase enzyme consist of two parts: one is called as Fo and the other portion is called F1.
Anonymous Quiz
15%
Both S-1 and S-2 are incorrect.
21%
S-1 is correct but S-2 is incorrect.
38%
S-1 is incorrect but S-2 is correct.
26%
Both S-1 and S-2 are correct.
Forwarded from π’ππΏπΏππΎ β‘οΈ
Statement 1: Neurohypophysis stores and releases two hormones called prolactin and vasopressin.
Statement 2: Pars intermedia secretes only one hormone called MSH
Statement 2: Pars intermedia secretes only one hormone called MSH
Anonymous Quiz
16%
S-1 is correct but S-2 is incorrect.
48%
S-1 is incorrect but S-2 is correct.
15%
Both S-1 and S-2 are incorrect.
22%
Both S-1 and S-2 are correct.
Forwarded from π’ππΏπΏππΎ β‘οΈ
Assertion: Insulin and cortisol are protein hormones.
Reason: Protein hormones interact with membrane bound receptors.
Reason: Protein hormones interact with membrane bound receptors.
Anonymous Quiz
41%
Both A and R are correct but R is not the correct explanation of A.
17%
A is correct but R is not correct.
29%
A is not correct but R is correct.
12%
Both A and R are correct and R is the correct explanation of A.
Forwarded from π’ππΏπΏππΎ β‘οΈ
Assertion: Predator maintain species diversity in it's natural ecological system.
Reason: Predator reduces the intensity of interspecific competition among their prey species.
Reason: Predator reduces the intensity of interspecific competition among their prey species.
Anonymous Quiz
52%
Both A and R are correct and R is correct explanation of A
30%
Both A and R are correct but R is not correct explanation of A
14%
A is correct R is incorrect
4%
A is incorrect R is correct
Forwarded from π’ππΏπΏππΎ β‘οΈ
Assertion: The process of filtration of urine by glomerulus is considered as a process of ultra filtration.
Reason: Blood is filtered so finely that almost all the constituents of the plasma except proteins pass into the lumen of the bowman's capsule.
Reason: Blood is filtered so finely that almost all the constituents of the plasma except proteins pass into the lumen of the bowman's capsule.
Anonymous Quiz
54%
Both A and R are correct and R is a correct explanation of A
27%
Both A and R are correct and R is not the correct explanation of A.
12%
A is correct but R is incorrect.
7%
A is incorrect but R is correct.
Forwarded from π’ππΏπΏππΎ β‘οΈ
Uriniferous tubules are mainly concerned with:
Anonymous Quiz
25%
Concentration of urine
19%
Passage of urine
20%
Removal of urea from blood
36%
Reabsorption of useful substances from glomerular filtrate
Forwarded from αΉ¨β₯Ξtβ±₯π¨
Among the lanthanides, the one
obtained by synthetic method is
[CBSE AIPMT 1994]
obtained by synthetic method is
[CBSE AIPMT 1994]
Anonymous Quiz
23%
(a) Lu
42%
(b) Pm
20%
(c) Pr
15%
(d) Gd
Forwarded from αΉ¨β₯Ξtβ±₯π¨
The lanthanide contraction is
responsible for the fact that
[CBSE AIPMT 1997]
responsible for the fact that
[CBSE AIPMT 1997]
Anonymous Quiz
13%
(a) Zr and Yt have about the same radius
17%
(b) Zr and Nb have similar oxidation state
63%
(c) Zr and Hf have about the same radius
6%
(d) Zr and Zn have the same oxidation state
Forwarded from αΉ¨β₯Ξtβ±₯π¨
During biological nitrogen fixation,
inactivation of nitrogenase by
oxygen poisoning is prevented by [CBSE AIPMT 2015] (a) leghaemoglobin (b) xanthophyll (c) carotene (d) cytochrome
inactivation of nitrogenase by
oxygen poisoning is prevented by [CBSE AIPMT 2015] (a) leghaemoglobin (b) xanthophyll (c) carotene (d) cytochrome
Anonymous Quiz
45%
A
27%
B
18%
C
10%
D
Forwarded from αΉ¨β₯Ξtβ±₯π¨
Which of the following are not
secondary metabolites in plants?
[NEET 2021]
secondary metabolites in plants?
[NEET 2021]
Anonymous Quiz
12%
(a) Morphine, codeine
63%
(b) Amino acids, glucose
14%
(c) Vinblastine, curcumin
11%
(d) Rubber, gums
Forwarded from Φ_Ξ_β±₯ β¦
What would be the heart rate of a
person if the cardiac output is 5 L,
blood volume in the ventricles at the end of diastole is 100 mL and at the end of ventricular systole is 50 mL? [NEET (National) 2019]
person if the cardiac output is 5 L,
blood volume in the ventricles at the end of diastole is 100 mL and at the end of ventricular systole is 50 mL? [NEET (National) 2019]
Anonymous Quiz
42%
(a) 75 beats per minute
36%
(b) 100 beats per minute
16%
(c) 125 beats per minute
6%
(d) 50 beats per minute
Forwarded from Φ_Ξ_β±₯ β¦
When electrons are trapped into
the crystalline anion vacancy, the
defect is known as [CBSE AIPMT 1994]
the crystalline anion vacancy, the
defect is known as [CBSE AIPMT 1994]
Anonymous Quiz
27%
(a) Schottky defect
36%
(b) Stoichiometric defect
26%
(c) Frenkel defect
11%
(d) F-centres
Forwarded from Φ_Ξ_β±₯ β¦
Lichens indicate SO2
pollution
because they [CBSE AIPMT 1989, 92] (a) show association between algae and fungi (b) grow faster than others (c) are sensitive to SO2 (d) flourish in SO2 rich environment
pollution
because they [CBSE AIPMT 1989, 92] (a) show association between algae and fungi (b) grow faster than others (c) are sensitive to SO2 (d) flourish in SO2 rich environment
Anonymous Quiz
20%
A
18%
B
50%
C
12%
D
Forwarded from Φ_Ξ_β±₯ β¦
Which of the following is the use of
lichens in case of pollution?
[CBSE AIPMT 1999] (a) Lichens are not related with pollution (b) They act as bioindicators of pollution (c) They treat the polluted water (d) They promote pollution
lichens in case of pollution?
[CBSE AIPMT 1999] (a) Lichens are not related with pollution (b) They act as bioindicators of pollution (c) They treat the polluted water (d) They promote pollution
Anonymous Quiz
13%
A
68%
B
15%
C
4%
D
ans is They act as bioindocators of pollution
By mistake A select hua
By mistake A select hua
Forwarded from Φ_Ξ_β±₯ β¦
Match column I with column II
Column I Column II
A. Pistils fused together (i) Gametogenesis B. Formation of gametes (ii) Pistillate C. Hyphae of higher (iii) Syncarpous ascomycetes D. Unisexual female (iv) Dikaryotic flower (πNEET-II 2016π)
Column I Column II
A. Pistils fused together (i) Gametogenesis B. Formation of gametes (ii) Pistillate C. Hyphae of higher (iii) Syncarpous ascomycetes D. Unisexual female (iv) Dikaryotic flower (πNEET-II 2016π)
Anonymous Quiz
10%
(a) A-(iv), B-(iii), C-(i), D-(ii)
44%
(b) A-(ii), B-(i), C-(iv), D-(iii)
22%
(c) A-(i), B-(ii), C-(iv), D-(iii)
23%
(d) A-(iii), B-(i), C-(iv), D-(ii)