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Forwarded from Target IAS
Forwarded from Target IAS
In the human nephron, ultrafiltration of blood takes place at the:
Anonymous Quiz
23%
Glomerulus
46%
Proximal convoluted tubule
23%
Loop of Henle
8%
Collecting duct
0%
Not Attempted
Forwarded from Target IAS
Which nitrogenous base is present in RNA but absent in DNA?
Anonymous Quiz
16%
Thymine
15%
Cytosine
58%
Uracil
11%
Guanine
1%
Not Attempted
Forwarded from Target IAS
In the DNA double helix, the number of hydrogen bonds between guanine and cytosine is:
Anonymous Quiz
33%
Three
13%
One
38%
Two
10%
Four
6%
Not Attempted
Forwarded from Target IAS
"Admission or establishment of new States into the Union of India" is provided for under which one of the following Article?
Anonymous Quiz
12%
(A) Article 1
38%
(B) Article 2
42%
(C) Article 3
8%
(D) Article 368
0%
(E) Did not attempted
Forwarded from Target IAS
The Jnanpith Award, India's highest literary honour, was first conferred in 1965 upon:
Anonymous Quiz
43%
(A) Tarashankar Bandyopadhyay
5%
(B) K. V. Puttappa
24%
(C) G. Sankara Kurup
24%
(D) Sumitranandan Pant
5%
(E) Not Attempted
Forwarded from Target IAS
The book India Wins Freedom, an account of the events leading to the partition of the subcontinent, was written by:
Anonymous Quiz
21%
(A) Jawaharlal Nehru
13%
(B) Sardar Vallabhbhai Patel
25%
(C) Rajendra Prasad
42%
(D) Maulana Abul Kalam Azad
0%
(E) Not Attempted
Forwarded from Target IAS
[Biology Q6] The term "protoplasm", for the living material inside the cell, was coined by:
Anonymous Quiz
22%
J. E. Purkinje
33%
Robert Brown
37%
Rudolf Virchow
7%
Theodor Schwann
Forwarded from Target IAS
[Biology Q7] Which cell organelle is not bounded by any membrane?
Anonymous Quiz
19%
Lysosome
33%
Ribosome
30%
Peroxisome
19%
Golgi apparatus
Forwarded from Target IAS
[Biology Q8] Match the organelle with its popular name:
1. Golgi apparatus 2. Lysosome 3. Chloroplast 4. Mitochondrion
A. Powerhouse B. Kitchen C. Post office D. Suicide bag
Anonymous Quiz
57%
1-C, 2-D, 3-B, 4-A
24%
1-D, 2-C, 3-A, 4-B
19%
1-C, 2-D, 3-A, 4-B
0%
1-B, 2-D, 3-C, 4-A
Forwarded from Target IAS
[Biology Q9] Glyoxysomes, which convert stored fat into carbohydrate, are typically present in:
Anonymous Quiz
29%
Mature red blood cells
29%
Guard cells of the stomata
25%
Root nodules of legumes
17%
Fat-rich germinating seeds
Forwarded from Target IAS
[Biology Q10] Chromosomes are counted and photographed for karyotyping during which stage of cell division?
Anonymous Quiz
11%
Prophase
46%
Metaphase
14%
Anaphase
29%
Telophase
Forwarded from Target IAS
[Biology Q11] Pickles and jams do not spoil easily because a strong salt or sugar solution:
Anonymous Quiz
19%
Causes haemolysis of the microbes
29%
Plasmolyses and kills the microbes
43%
Makes the medium hypotonic
10%
Denatures the microbial DNA
Forwarded from Target IAS
[Biology Q12] Cytoplasmic threads connecting the cytoplasm of neighbouring plant cells are called:
Anonymous Quiz
50%
Plasmodesmata
7%
Lenticels
36%
Hydathodes
7%
Sieve pores
Forwarded from Target IAS
[Biology Q13] The first enzyme obtained in crystalline form, proving that enzymes are proteins, was:
Anonymous Quiz
0%
Urease, by J. B. Sumner
44%
Pepsin, by W. Kühne
25%
Zymase, by Buchner
31%
Lysozyme, by Alexander Fleming
Forwarded from Target IAS
[Biology Q14] Which enzyme present in saliva and tears breaks bacterial cell walls and acts as a natural antibacterial?
Anonymous Quiz
21%
Ptyalin
32%
Lysozyme
42%
Catalase
5%
Carbonic anhydrase
Forwarded from Target IAS
[Biology Q15] Digestive enzymes that would otherwise digest their own gland are secreted in an inactive form called:
Anonymous Quiz
38%
Coenzyme
19%
Cofactor
12%
Zymogen
31%
Isoenzyme