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Biology Quiz 2

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Biology Quiz 2

1 / 50

Fungi can tolerate pH from____________?

2 / 50

Variety among amino acids is produced due to_____________?

3 / 50

Smooth muscles, cardiac muscles and glands are regulated by:

4 / 50

Flagella originate from_______________?

5 / 50

Total number of amino acids discovered so far in cells and tissues are______________?

6 / 50

A-biogenesis means that_____________?

7 / 50

A large regional community primarily determined by climate is called__________?

8 / 50

Which of the following promotes growth in plants?

9 / 50

Of the following, which one light ? gathering?

10 / 50

Bony callus formation completes in___________?

11 / 50

Plasmodium belongs to__________?

12 / 50

Collagen fibers of bone are hardened by deposition of_____________?

13 / 50

Taking in liquid material into the cells is known as_________?

14 / 50

There are _________ stomata per square cm of leaf surface in Tobacco plants?

15 / 50

The most important photosynthetic pigment is ___________?

16 / 50

Ozone depletion occurs commonly due to_______________?

17 / 50

The single main opening of the sponge cavity is____________?

18 / 50

Which one of the following stage preceeds mitosis during cell cycle?

19 / 50

An insulin molecule consists of _________ polypeptide chains?

20 / 50

Which of the following has no central nervous system?

21 / 50

Which of the following animal excrete nitrogenous waste mainly as uric acid?

22 / 50

_________________ cells of phloem are directly involved in transport of organic solutes?

23 / 50

Nodules on roots of leguminous plants have __________ bacteria?

24 / 50

Like enzymes , co enzyme can be used ?

25 / 50

Which of the following marine fishes are considered direct descendents of fresh water ancestors?

26 / 50

Na+ -K+ ATPase pump is important for_______________?

27 / 50

Which of the Euglenas (a Protoctista) character resembles that of animals______________?

28 / 50

Which of the following hormone is predominantly responsible for bone weakening in older women?

29 / 50

Strong chlorosis is due to the deficiency of _____________ in plants?

30 / 50

Type of sensations carried by nociceptors are_________________?

31 / 50

Which of the following animal has a hydrostatic skeleton?

32 / 50

What is the mode of transmission of Hepatitis virus?

33 / 50

How many vertebrae are present in thoracic region?

34 / 50

In man which organisms cause abscesses on the skin of arms or legs?

35 / 50

Ecosystem not found in Pakistan is_____________?

36 / 50

At which times there is no net gaseous exchange between leaves and the atmosphere.

37 / 50

Diameter of thick filament is____________?

38 / 50

Blood does not coagulate inside the body due to the presence of___________?

39 / 50

Which is the largest gland in the human body?

40 / 50

Parasitic fungi absorb nutrients directly from the living host cytoplasm with the help of special hyphal tips called___________?

41 / 50

A disease of longs in which inside of the lungs is damaged resulting in cough and fever?

42 / 50

Which of the following is present inside the vertebral column______________?

43 / 50

A moth is closely related to_________?

44 / 50

Hunger contractions are _____ contractions?

45 / 50

Human blood is an example of__________?

46 / 50

The mechanism of stomatal movement is related to the branch of Biology called__________?

47 / 50

Which statement about enzyme is incorrect_________________?

48 / 50

Cn(H2O)n. is a general formula of_____________?

49 / 50

All the animals of the grade radiata are____________?

50 / 50

The experiments on DNA molecules in chromosomes for knowing the basis of inherited diseases are conducted by ?

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