Chemical digestion is

When enzymes break down food so it can pass into cells

The pancreas has what function?

Makes enzymes that help break down food

In biology, intraspecific competition means

Competition for resources between member of the same species

Mechanical digestion is

Breaking down of food in the mouth using teeth

What are digestive enzymes?

Protein molecules that speed up break down of our food

Chemicals that destroy bacteria only

In biology, interpecific competition means

Competition for resources between different species

The organelle that releases energy for the cell

Teeth at the front of the mouth used to cut food

Makes bile that helps break down fat

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Digestive System & Plants Yr 8 RHS

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A quiz on the digestive system #digestion, photosynthesis and competition

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Questions 15

Answers

1
Chemical digestion is
When enzymes break down food so it can pass into cells
Breaking down food using our mouth and teeth
Pouring acid into our food to make it easier to digest
Cutting up our food before eating it
2
The pancreas has what function?
Makes enzymes that help break down food
Breaks down poisons
Absorbs nutrients
Stores food
3
In biology, intraspecific competition means
Competition for resources between member of the same species
Competition between plants only (not animals)
Competition for resources between different species
Competition for food and water only (not mates)
4
Viruses are not considered to be living. Which life process do they NOT carry out?
Respiration
Excretion
Reproducing on their own
Movement
5
In which male part of a flower is pollen made?
Filament
Anther
Stigma
Style
6
Mechanical digestion is
Using a food processor to puree our food
Cutting our food with a knife
Breaking down of food in the mouth using teeth
Breaking down food with enzymes
7
What are digestive enzymes?
Sugar molecules that speed up break down of our food
Protein molecules that speed up break down of our food
Acids that speed up break down of our food
Micro-organisms that speed up break down of our food
8
Antibiotics are
Chemicals that destroy bacteria only
Chemicals that destroy micro-organisms
Chemicals that destroy diseases
Chemicals that destroy viruses only
9
In biology, interpecific competition means
Competition between plants only (not animals)
Competition for food and water only (not mates)
Competition for resources between member of the same species
Competition for resources between different species
10
A mitochondria is
An organelle where photosynthesis happens
The organelle that releases energy for the cell
A really strong chondria
The female of the mitochondrius species
11
The stomach has what function?
Absorbs nutrients from food
Stores food and helps digest it using enzymes
Breaks down food using peristalisis
Stores food
12
In plants, what is produced during photosynthesis?
Water and carbon dioxide
Glucose and oxygen
Glucose and water
Water and oxygen
13
Incisors are
Teeth at the front of the mouth used to cut food
Things in the mouth that secrete enzymes
The finger next to your thumb
Teeth that grind down food
14
Which of these does a plant NOT use water for?
Cooling the leaves by evaporation
Making nitrates
Transporting dissolved minerals
Preventing wilting
15
The gall bladder
Makes faeces
Absorbs nutrients
Makes bile that helps break down fat
Makes enzymes that help break down food

Digestive System & Plants Yr 8 RHS Flashcards | StudBud