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Biology Quiz 5

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Biology Quiz 5

1 / 50

The first cell of the sporophyte generation is______________?

2 / 50

Which of the following statement about eiliates in incorrect_____________?

3 / 50

The contraction of which of the following muscle fibers, is controlled by hormones?

4 / 50

Thermostat of human body is present in__________?

5 / 50

Shrinkage of protoplast due to exosmosis of water is__________?

6 / 50

The study of fossils is called?

7 / 50

Number of cells that are destroyed in adults by apoptosis are ________ ?

8 / 50

Which of the following animals has a respiratory system with one way flow of the air through the lungs, and the air is renewed after inspiration?

9 / 50

Which of the following bones are present in pectoral girdle?

10 / 50

The first ever vascular plants are_________?

11 / 50

Cytoplasmic strands that extend through pores in adjacent cell walls are known as___________?

12 / 50

The higher animals have special organs for exchange of gases as their skin is ___________ ?

13 / 50

More than ___________ compounds of tar of tobacco smoke are involved to cause cancer?

14 / 50

Which of the following impart a red colour to Rose petals?

15 / 50

An activated enzyme consisting of polypeptide chain and a cofactor is called_______________?

16 / 50

Carotenoids perform protective function in_____________?

17 / 50

Parabronchi are present in__________?

18 / 50

In life cycle of Pinus megaspores produced by megasporangium divide into 4 megaspores by__________________?

19 / 50

Which of the following have thickest walls?

20 / 50

Which type of sensory structures carry deep pressure and vibration sensations______________?

21 / 50

An unbroken series of species arranged in ancestors to descendent sequence with each later species having evolved from one that immediately preceded it is called?

22 / 50

A fracture hematoma has____________?

23 / 50

Who opposed the idea the cell is an empty space bounded by thick wall?

24 / 50

Pigment present in red algae is_____________?

25 / 50

Which of the following statement about filicinae a group of tracheophytes is incorrect_________________?

26 / 50

Both radial and bilateral symmetry is found in the phylum____________?

27 / 50

The number of species of organisms currently known to science is?

28 / 50

Which of the following statement is incorrect about Glyoxisomes?

29 / 50

A series of hypothesis supported by the results of many tests is called ?

30 / 50

Acetabularia is a kind of __________ ?

31 / 50

The chloroplasts of diatoms and chrysophycean algae do not possess____________?

32 / 50

Which of the following are responsible for the detection of changes in environment?

33 / 50

E. coli and example of entrobacteriace is important for causing diarrheal diseases its size is____________?

34 / 50

Biological organization is_____________?

35 / 50

Brown algae are also known as___________?

36 / 50

Which of the following is the correct sequence in the biological method?

37 / 50

Which one is not correct for a productive theory________?

38 / 50

Which of the following animal uses Setae and Muscles for their Iocomotion?

39 / 50

Who coined the term CELL?

40 / 50

Which of the following step occurs immediately after binding of Ca2+ with troponin molecule during muscle contraction.

41 / 50

Competition between species will be greatest if they attempt to occupy the same___________?

42 / 50

mitochondria in heart muscles are nearly_____________?

43 / 50

What is the characteristic feature of consumers?

44 / 50

The normal pH of human blood is____________?

45 / 50

Percentage of proteins in cell membrane is____________?

46 / 50

in animals meiosis produces____________?

47 / 50

Hydra has___________?

48 / 50

The maximum amount of oxygen which normal human blood absorbs and carries at sea level is ________ per 100 ml of blood.

49 / 50

Which step causes activation of catalytic site of an enzyme__________________?

50 / 50

NADPH2 provides___________?

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