Biology Mcqs Test 15 Online Preparation

1.

Enzyme present in the saliva is_____________?

A. trypsin

B. ptyalin

C. lipase

D. invertase

2.

The arrangement of ________ speaks of the division of labour within cell ?

A. Atoms

B. Subatomic particles

C. Molecule

D. Organelles

3.

Operculum is present in_____________?

A. cartilaginous fish

B. none of these

C. bony fish

D. sea fish

4.

In human body 99% of total mass is formed of_____________?

A. 10 Bio-elements

B. 16 Bio-elements

C. 12 Bio-elements

D. 6 Bio-elements

5.

Nitrogen is present in___________?

A. carbohydrates

B. carbonates

C. lipids

D. proteins

6.

The mechanism for ATP synthesis is_____________?

A. Photosynthesis

B. Chemosynthesis

C. Chemiosmosis

D. Phosphorylation

7.

True roots absent in_____________?

A. bryophytes

B. gymnosperms

C. angiosperms

D. ferns

8.

Removal or degradation of environmental pollutants or toxic materials by living organisms is called__________?

A. Bioremediation

B. Pasteurization

C. Hydroponic culture technique

D. Integrated disease management

9.

Biological organization is_____________?

A. simple

B. complex

C. highly complex

D. advance

10.

Which of the following is not a viral disease ?

A. Mumps

B. Tetanus

C. Cowpox

D. Small pox

Biology Mcqs Test 15 Online Preparation

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