Lauren Bligh-McCann
Quiz by , created more than 1 year ago

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

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Lauren Bligh-McCann
Created by Lauren Bligh-McCann almost 9 years ago
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Cells, Enzymes, Biological molecules & Immunity quick quiz

Question 1 of 25

1

Starch has 1,4 and 1,6 glyosidic bonds

Select one of the following:

  • True
  • False

Explanation

Question 2 of 25

1

Cellulose has a straight structure and is made of Beta glucose

Select one of the following:

  • True
  • False

Explanation

Question 3 of 25

1

Starch is made of amylose.

Select one of the following:

  • True
  • False

Explanation

Question 4 of 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.

Select one of the following:

  • True
  • False

Explanation

Question 5 of 25

1

What is another name for B cell?

Select one of the following:

  • Cell mediated

  • Humoral mediated

  • Killer cell

  • Helper cell

Explanation

Question 6 of 25

1

What is the function of a phagocyte?

Select one of the following:

  • Engulf pathogen

  • Digest pathogen

  • Engulf and digest pathogen

  • Secrete Killer cells

Explanation

Question 7 of 25

1

What is an antigen

Select one of the following:

  • 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

Explanation

Question 8 of 25

1

When evaluating data in a question what should you do?

Select one of the following:

  • Agree, criticise data, propose alternative.

  • Agree with data, propose alternative.

  • disagree with data, propose alternative.

Explanation

Question 9 of 25

1

What are the names of disaccharides?

Select one or more of the following:

  • Maltose

  • Galactose

  • sucrose

  • Fructose

  • lactose

Explanation

Question 10 of 25

1

Names of monosaccharides are...

Select one or more of the following:

  • Sucrose

  • Lactose

  • Glucose

  • Fructose

  • Maltose

  • Galactose

Explanation

Question 11 of 25

1

An advantage of a SEM microscope is....

Select one of the following:

  • that it is cheap

  • that it is user friendly

  • that it produces 3D images

Explanation

Question 12 of 25

1

Fill the blank space to complete the text.

Antibiotics break down the of a bacterial cell.

Explanation

Question 13 of 25

1

Fill the blank spaces to complete the text.

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

Explanation

Question 14 of 25

1

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

Select one or more of the following:

  • Divide by meiosis

  • Divide by mitosis

  • Produce Tk cells

  • Produce memory cells

  • Make antibodies

Explanation

Question 15 of 25

1

Fill the blank spaces to complete the text.

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

Explanation

Question 16 of 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.

Select one of the following:

  • True
  • False

Explanation

Question 17 of 25

1

Prokaryotic cells contain ribosomes attached to the endoplasmic reticulum.

Select one of the following:

  • True
  • False

Explanation

Question 18 of 25

1

DNA in a prokaryotic cell is contained inside a nucleus.

Select one of the following:

  • True
  • False

Explanation

Question 19 of 25

1

Competitive inhibitors

Select one or more of the following:

  • 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

Explanation

Question 20 of 25

1

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

Select one or more of the following:

  • 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

Explanation

Question 21 of 25

1

Plant cell walls are made of sucrose.

Select one of the following:

  • True
  • False

Explanation

Question 22 of 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

Drag and drop to complete the text.

    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

Explanation

Question 23 of 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.

Select one of the following:

  • True
  • False

Explanation

Question 24 of 25

1

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

Select one of the following:

  • True
  • False

Explanation

Question 25 of 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

Drag and drop to complete the text.

    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

Explanation

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