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B2 and B£ quiz

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B2 and B3 quiz - stuff I didn't know

B2 and B3 quiz - stuff I didn't know

Question 1 of 22

1

Where do most of the chemical reactions take place in a human cell?

Select one of the following:

  • cell membrane

  • nucleus

  • cytoplasm

  • palisade layer

Explanation

Question 2 of 22

1

The digestive system includes: (5 correct answers)

Select one or more of the following:

  • brain

  • glands

  • pancreas

  • stomach

  • lungs

  • small intestine

  • large intestine

  • kidney

  • liver

  • oesophagus

Explanation

Question 3 of 22

1

The definition of chlorophyll is:

Select one of the following:

  • A green substance which absorbs the light energy needed for photosynthesis to take place

  • The part of the plant where most of the photosynthesis takes place

  • The process whereby oxygen and glucose are made out of CO2 and water

  • The layer at the bottom of the leaf which allows the exchange of gases

Explanation

Question 4 of 22

1

Some glucose in plants and algae is used: (3 correct answers)

Select one or more of the following:

  • To produce ribosomes and mitochondria

  • To produce fat or oil for storage

  • For growth

  • For the production of auxin

  • To produce cellulose to strengthen the cell wall

  • To produce proteins

Explanation

Question 5 of 22

1

____________ act as structural components of tissues such as muscle, hormones, antibodies and catalysts.

Select one of the following:

  • Enzymes

  • Sugars

  • Proteins

  • Fats

  • Acids

Explanation

Question 6 of 22

1

Amylase is produced in the: (3 correct answers)

Select one or more of the following:

  • Small Intestine

  • Pancreas

  • Salivary Glands

  • Pituitary gland

  • Liver

  • Prostate

Explanation

Question 7 of 22

1

_________ produces bile, which is then stored in the ____________

Select one or more of the following:

  • Small intestine

  • Large intestine

  • Pancreas

  • Liver

  • Stomach

  • Gall bladder

  • Salivary glands

Explanation

Question 8 of 22

1

What are used to convert starch into sugar syrup?

Select one of the following:

  • Amylase

  • Insulin

  • Glucagon

  • Protease

  • Carbohydrases

Explanation

Question 9 of 22

1

What are used to convert glucose syrup into fructose syrup?

Select one of the following:

  • Carbohydrases

  • Platinum catalysts and very high temps

  • Isomerases

  • Proteases

  • Amylases

Explanation

Question 10 of 22

1

What product of aerobic respiration is used to build larger molecules and build up nitrates, sugars and nutrients into amino acids, along with other things.

Select one of the following:

  • CO2

  • Oxygen

  • Energy

  • Water

Explanation

Question 11 of 22

1

Muscles store glucose as _________ which can then be converted back into glycogen for use during exercise

Select one of the following:

  • Glycogen

  • Glucagon

  • Glucose

  • Insulin

Explanation

Question 12 of 22

1

Each _______ codes for a particular combination of __________ which makes a specific protein.

Select one or more of the following:

  • Amino Acid(s)

  • Enzyme(s)

  • Chromosome(s)

  • Gene(s)

  • Allele(s)

  • zygote(s)

Explanation

Question 13 of 22

1

Polydactyl is caused by a dominant allele

Select one of the following:

  • True
  • False

Explanation

Question 14 of 22

1

Cystic fibrosis is not caused by a dominant allele

Select one of the following:

  • True
  • False

Explanation

Question 15 of 22

1

What do most soft drinks contain:

Select one or more of the following:

  • Salts

  • Water

  • Carbohydrates

  • Proteins

  • Sugar

  • Ions

  • CO2

Explanation

Question 16 of 22

1

As the _______ and the ________ of an organism increases the difficulty of exchanging materials increases.

Select one or more of the following:

  • Weight

  • Size

  • Velocity

  • Complexity

Explanation

Question 17 of 22

1

To make air move into the lungs the ribcage moves ______ and _______ and the diaphragm gets ________

Select one or more of the following:

  • Down

  • Out

  • Relaxed

  • Up

  • Around

  • Back

  • Flatter

  • Forced Upwards

Explanation

Question 18 of 22

1

Arteries have thick walls containing:

Select one or more of the following:

  • elastic fibres

  • Valves

  • Deoxygenated Blood

  • Muscles

Explanation

Question 19 of 22

1

What transports CO2 from organs to lungs, products of digestion, and urea?

Select one of the following:

  • Blood

  • WBCs

  • Plasma

  • RBCs

  • Platelets

  • Oxyhaemoglobin

Explanation

Question 20 of 22

1

The phloem tissue in plants carries what to the rest of the plant from the leaves?

Select one of the following:

  • Oxygen

  • mineral ions

  • Dissolved Sugars

  • Nitrates

  • water

  • Magnesium

Explanation

Question 21 of 22

1

Rejection of an organ is when the proteins on the surface of the organ being transplanted, known as ________, are attacked by the recipient's ___________.

Select one or more of the following:

  • Antitoxins

  • DNA

  • Antigens

  • RBCs

  • Enzymes

  • Antibodies

  • Platelets

Explanation

Question 22 of 22

1

The fungus Fusarium is grown in/on ___________

Select one of the following:

  • Glucose syrup

  • Soil

  • Nutrient enriched water

  • Agar jelly

  • Very high temperatures

Explanation

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