Biology Quiz 17
1 / 50
Protein factory is___________?
2 / 50
The element in basic structure of proteins which differentiate them from carbohydrates________?
3 / 50
Animals obtain carbohydrates mainly from___________?
4 / 50
Of the following which one is not the characteristic of the plants included in psilopsida_____________?
5 / 50
A substance which binds at the active site of the enzyme but does not result in the formation of the products is called________________?
6 / 50
_____________________ contains the green chemical called chlorophyll.
7 / 50
Insects responsible for transmitting diseases are called___________?
8 / 50
Malphighian tubules absorb waste materials and salts from__________?
9 / 50
Breaking of terminal phosphate of ATP releases about ___________ Kcal of energy?
10 / 50
Of the following, which one is better respiratory medium___________?
11 / 50
Which of the following viruses has caused thousands of deaths globally as an ?emergent? virus?
12 / 50
Which statement is incorrect about Lock and Key Model________________?
13 / 50
Maximum number of species of living things on earth are___________?
14 / 50
Proteins are made from amino acids by the process of ______________?
15 / 50
Constricting ring around nematode is formed by_____________?
16 / 50
Tetany is caused by__________?
17 / 50
Humming bird is an example of________________?
18 / 50
Only myosine is present in_____________?
19 / 50
Stress indicating hormones are____________?
20 / 50
Simple breaking of mycelium resulting in formation of a new mycelium from each broken segments is called__________?
21 / 50
Breeders have developed new and better varieties of food items by using which technique?
22 / 50
Which of the following carbohydrate is tasteless___________?
23 / 50
Attachment of the bacteriophage with the receptor site on the bacterial cell wall involves_______________?
24 / 50
Accumulation of lipid molecules in brain cells lead to__________?
25 / 50
Which bone is called beauty bone in women?
26 / 50
The plants which produce embryo but lack vascular tissues and seeds are placed in_________?
27 / 50
___________ is concerned with cell secretions?
28 / 50
Which one of the following is the largest group of fungi?
29 / 50
Ecdysone is_________________?
30 / 50
Sub- phylum vertebrate is also known as__________?
31 / 50
Which one of these is a set of useful insects?
32 / 50
The structure of an enzyme is altered by____________?
33 / 50
What is the percentage of water present in our brain?
34 / 50
The nephridia of earthworm open into the coelom by_________?
35 / 50
The sponges in which sperms develop first are included in the category of__________?
36 / 50
Centric discoid form of diatoms is__________?
37 / 50
Who coined the term Animalcules for microorganisms like Bacteria and protozoa______________?
38 / 50
Example of bacteria requiring low concentration of oxygen is__________?
39 / 50
The phylum chrordata comprise about how many species?
40 / 50
It is very serious disease of brain which is caused by fungi________?
41 / 50
Which of the following structure primarily helps in attachment of bacteria on various surfaces____________?
42 / 50
Lenticular transpiration is ___________ of total transpiration?
43 / 50
Lungs are spongy due to the presence of million of___________?
44 / 50
It is stiff rod of special cells surrounded by connecive tissue present in the mid -dorsal region and appears in the embryos of all chordates
45 / 50
The number of chromosomes in human cell is_____________?
46 / 50
Which of the following hormone is polypeptide in nature____________?
47 / 50
An enzyme which can convert single stranded RNA into double stranded viral DNA is called____________?
48 / 50
______________ of earth surface is covered with water?
49 / 50
If a cross section of a sarcomere is seen, each myosin is surrounded by how many actin molecules:
50 / 50
Proteins comprise of ___________% of the total dry weight of a cell?
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