Lauren Bligh-McCann
Quiz von , erstellt am more than 1 year ago

KS4 and KS5 Science (Biology) Quiz am Cells, Enzymes, Biological molecules & Immunity quick quiz, erstellt von Lauren Bligh-McCann am 13/01/2016.

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Lauren Bligh-McCann
Erstellt von Lauren Bligh-McCann vor fast 9 Jahre
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Cells, Enzymes, Biological molecules & Immunity quick quiz

Frage 1 von 25

1

Starch has 1,4 and 1,6 glyosidic bonds

Wähle eins der folgenden:

  • WAHR
  • FALSCH

Erklärung

Frage 2 von 25

1

Cellulose has a straight structure and is made of Beta glucose

Wähle eins der folgenden:

  • WAHR
  • FALSCH

Erklärung

Frage 3 von 25

1

Starch is made of amylose.

Wähle eins der folgenden:

  • WAHR
  • FALSCH

Erklärung

Frage 4 von 25

1

The difference between starch and glycogen is that it is even further branched which enables quicker build up and breakdown of glycogen to meet superior energy demands of animals as compared to plants.

Wähle eins der folgenden:

  • WAHR
  • FALSCH

Erklärung

Frage 5 von 25

1

What is another name for B cell?

Wähle eine der folgenden:

  • Cell mediated

  • Humoral mediated

  • Killer cell

  • Helper cell

Erklärung

Frage 6 von 25

1

What is the function of a phagocyte?

Wähle eine der folgenden:

  • Engulf pathogen

  • Digest pathogen

  • Engulf and digest pathogen

  • Secrete Killer cells

Erklärung

Frage 7 von 25

1

What is an antigen

Wähle eine der folgenden:

  • A protein molecule in the body

  • A protein in the body that stimulates an immune response

  • A protein in the body that has a specific shape to bind to phagocyte cells

Erklärung

Frage 8 von 25

1

When evaluating data in a question what should you do?

Wähle eine der folgenden:

  • Agree, criticise data, propose alternative.

  • Agree with data, propose alternative.

  • disagree with data, propose alternative.

Erklärung

Frage 9 von 25

1

What are the names of disaccharides?

Wähle eine oder mehr der folgenden:

  • Maltose

  • Galactose

  • sucrose

  • Fructose

  • lactose

Erklärung

Frage 10 von 25

1

Names of monosaccharides are...

Wähle eine oder mehr der folgenden:

  • Sucrose

  • Lactose

  • Glucose

  • Fructose

  • Maltose

  • Galactose

Erklärung

Frage 11 von 25

1

An advantage of a SEM microscope is....

Wähle eine der folgenden:

  • that it is cheap

  • that it is user friendly

  • that it produces 3D images

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Frage 12 von 25

1

Fülle die Lücke, um den Text zu vervollständigen

Antibiotics break down the of a bacterial cell.

Erklärung

Frage 13 von 25

1

Fülle die Lücken, um den Text zu vervollständigen.

Some antibiotics actually kill bacteria, and others just stop them from growing. antibiotics kill bacteria directly, and antibiotics stop bacteria from growing

Erklärung

Frage 14 von 25

1

How do B-lymphocytes respond when they are stimulated by antigens?

Wähle eine oder mehr der folgenden:

  • Divide by meiosis

  • Divide by mitosis

  • Produce Tk cells

  • Produce memory cells

  • Make antibodies

Erklärung

Frage 15 von 25

1

Fülle die Lücken, um den Text zu vervollständigen.

Macrophages stimulate B lymphocytes by presenting the a on its cell surface membrane (antigen presenting cell (APCs)). They produce c.

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Frage 16 von 25

1

There is usually an interval of several hours between ingesting Salmonella bacteria and suffering diarrhoea and sickness because Salmonella produces toxins, released when bacteria die. It takes time for enough bacteria to die and for bacteria to multiply.

Wähle eins der folgenden:

  • WAHR
  • FALSCH

Erklärung

Frage 17 von 25

1

Prokaryotic cells contain ribosomes attached to the endoplasmic reticulum.

Wähle eins der folgenden:

  • WAHR
  • FALSCH

Erklärung

Frage 18 von 25

1

DNA in a prokaryotic cell is contained inside a nucleus.

Wähle eins der folgenden:

  • WAHR
  • FALSCH

Erklärung

Frage 19 von 25

1

Competitive inhibitors

Wähle eine oder mehr der folgenden:

  • Shape different to substrates / prevents access when bonded

  • Compete with substrate for active site

  • Can slow down a metabolic pathway

  • Can speed up a metabolic pathway

  • Shape similar to substrates / prevents access when bonded

Erklärung

Frage 20 von 25

1

Which of the following apply to Optical Light microscopes....?

Wähle eine oder mehr der folgenden:

  • 500 000x magnification

  • 600 000x magnification

  • 400x magnification

  • Resolution is 1nm

  • Resolution is 2micrometers

  • There is no vacuum in the microscope

  • Specimen has to be dead

  • Specimen can be dead or alive

Erklärung

Frage 21 von 25

1

Plant cell walls are made of sucrose.

Wähle eins der folgenden:

  • WAHR
  • FALSCH

Erklärung

Frage 22 von 25

1

Antibodies:
-Secreted by and produced in response to a specific (foreign) non-self antigen
-B-lymphocyte's receptor site matches the non-self-antigen
-Each antibody is produced by one type of B-lymphocyte for only one type of antigen
-An antibody is

B cells divide and form memory cells and antibody-secreting plasma cells:
- makes pathogens clump together
- neutralise toxins produced by bacteria
- digests bacterial membrane, killing the bacterium

Klicke und ziehe, um den Text zu vervollständigen.

    B-lymphocytes
    T-lymphocytes
    Plasma cells
    Macrophages
    V-shaped
    X-Shapes
    Y-shaped
    Enzymes
    Cell walls
    Lysosomes
    Agglutination
    Acids
    Antitoxins
    Cytoxins
    RER
    Ribosomes
    Cell membrane
    Lysis

Erklärung

Frage 23 von 25

1

When investigating the mass of a potato when placed in different concentration of sucrose solution, we would expect that that the potato will decrease in mass when the solution is higher in concentration on the outside.

Wähle eins der folgenden:

  • WAHR
  • FALSCH

Erklärung

Frage 24 von 25

1

Plasma membrane consists of a phospholipid bilayer studded with proteins, polysaccharides, lipids and starch

Wähle eins der folgenden:

  • WAHR
  • FALSCH

Erklärung

Frage 25 von 25

1

Functions of proteins:
-Carrier () for water-soluble molecules such as glucose
-Channels for ions (sodium and chloride ions)
-Pumps use to move water-soluble molecules and ions
-Adhesion molecules for holding cells to extracellular matrix
-Receptors enable hormones and nerve transmitters to bind to specific cells
- sites, which identify a cell as being of a particular type
-, which speed up chemical reactions at the edge of the membrane
-Adhesion sites, which help some cells to
-E.g. glycoprotein acts as a receptor and recognition site

Klicke und ziehe, um den Text zu vervollständigen.

    Do not change shape for molecules
    Rotate for different molcules
    change shape for different molecules
    energy
    Concentration gradient
    Recognition
    specific sites
    Proteins
    Enzymes
    Steep concentration gradients
    stick together
    Break down
    move

Erklärung

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