Biology Diagnostic Tests Mcqs

This Set of Multiple choice questions and answers focuses on study of Biology Diagnostic Test. These questions are chosen from a collection of most authoritative and best reference books on Biology. Our aim is to prepare an individual for competitive exams like NTS, GAT, ECAT, MDCAT, Teaching jobs Tests and Medicine industry job interviews. One should practice our Mcqs to assimilate knowledge on Biology Diagnostic Tests comprehensively.

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2.
The mechanism of stomatal movement is related to the branch of Biology called

Taxonomy

Physiology

Morphology

Anatomy

5.
Primary structure of proteins determines

Number of polypeptide chains involved

Bending of polypeptide chains

Amino acid sequence

Coiling of polypeptide chains

7.
An enzyme which converts a dipeptide into separate amino acids is an example of

Decarboxylase

Hydrolase

Oxidoreductase

Transferase

8.
Cellular digestion is associated with which organelle

Mitochondria

Golgi bodies

Plastids

Lysosomes

9.
The unicellular organisms ingest large molecules into their cytoplasm from the external environment without previously digesting them. This process is called

Diffusion

Osmosis

Phagocytosis

Plasmolysis

10.
Membranes of the grane are sites where

Oxygen is stored

Food is stored

Sunlight is trapped

CO2 is stored.

11.
The simplest of oxygen producting photosynthetic organisms are

Algae

Bacteria

Cyanobacteria

Chlamydomonas

12.
Protein coasts of viruses are synthesized in

Lytic cycle

Lysogenic cycle

Both a & b

All of these

13.
Mycoplasmas have been included in bacteria because

Do not have a cell wall

Are heterotrophic

Lack membrane bounded organelles

Reproduce by binary fission

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