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Biology Quiz 17

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Biology Quiz 17

1 / 50

Centric discoid form of diatoms is__________?

2 / 50

Which bone is called beauty bone in women?

3 / 50

_____________________ contains the green chemical called chlorophyll.

4 / 50

Example of bacteria requiring low concentration of oxygen is__________?

5 / 50

Proteins are made from amino acids by the process of ______________?

6 / 50

Stress indicating hormones are____________?

7 / 50

Which of the following carbohydrate is tasteless___________?

8 / 50

Which one of these is a set of useful insects?

9 / 50

______________ of earth surface is covered with water?

10 / 50

Who coined the term Animalcules for microorganisms like Bacteria and protozoa______________?

11 / 50

Animals obtain carbohydrates mainly from___________?

12 / 50

Of the following, which one is better respiratory medium___________?

13 / 50

It is very serious disease of brain which is caused by fungi________?

14 / 50

The phylum chrordata comprise about how many species?

15 / 50

The element in basic structure of proteins which differentiate them from carbohydrates________?

16 / 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

17 / 50

The sponges in which sperms develop first are included in the category of__________?

18 / 50

Sub- phylum vertebrate is also known as__________?

19 / 50

The nephridia of earthworm open into the coelom by_________?

20 / 50

Simple breaking of mycelium resulting in formation of a new mycelium from each broken segments is called__________?

21 / 50

Which of the following hormone is polypeptide in nature____________?

22 / 50

Which of the following viruses has caused thousands of deaths globally as an ?emergent? virus?

23 / 50

___________ is concerned with cell secretions?

24 / 50

Which one of the following is the largest group of fungi?

25 / 50

Attachment of the bacteriophage with the receptor site on the bacterial cell wall involves_______________?

26 / 50

The structure of an enzyme is altered by____________?

27 / 50

Proteins comprise of ___________% of the total dry weight of a cell?

28 / 50

Maximum number of species of living things on earth are___________?

29 / 50

Lungs are spongy due to the presence of million of___________?

30 / 50

Accumulation of lipid molecules in brain cells lead to__________?

31 / 50

Humming bird is an example of________________?

32 / 50

Lenticular transpiration is ___________ of total transpiration?

33 / 50

If a cross section of a sarcomere is seen, each myosin is surrounded by how many actin molecules:

34 / 50

An enzyme which can convert single stranded RNA into double stranded viral DNA is called____________?

35 / 50

Which statement is incorrect about Lock and Key Model________________?

36 / 50

Constricting ring around nematode is formed by_____________?

37 / 50

Insects responsible for transmitting diseases are called___________?

38 / 50

Tetany is caused by__________?

39 / 50

A substance which binds at the active site of the enzyme but does not result in the formation of the products is called________________?

40 / 50

Breaking of terminal phosphate of ATP releases about ___________ Kcal of energy?

41 / 50

What is the percentage of water present in our brain?

42 / 50

The number of chromosomes in human cell is_____________?

43 / 50

Ecdysone is_________________?

44 / 50

Only myosine is present in_____________?

45 / 50

Malphighian tubules absorb waste materials and salts from__________?

46 / 50

Which of the following structure primarily helps in attachment of bacteria on various surfaces____________?

47 / 50

Breeders have developed new and better varieties of food items by using which technique?

48 / 50

Protein factory is___________?

49 / 50

Of the following which one is not the characteristic of the plants included in psilopsida_____________?

50 / 50

The plants which produce embryo but lack vascular tissues and seeds are placed in_________?

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