Flashcards

GCSE Dual Award Science | Year 10 | Biology | Higher Tier

Spuddylicious Inglês 12 flashcards

Flashcards do conjunto (12)

1Give two reasons for the low death rate from infectious diseases in modern hospitals.- Better / new drugs.
- Better understanding of immunity.
2What is meant by metabolic rate?The rate of chemical reactions in the body.
3Give two factors that may affect a person’s metabolic rate.- The amount of exercise they do.
- Calorie intake.
4Give two factors that may affect a person’s metabolic rate.- Gender.
- Growth Rate.
5Give two ways that a woman could change her lifestyle to live longer.- Reduce her food intake.
- Increase the amount of exercise she does.
6Name one plant hormone.Auxin.
7Give the main features of asexual reproduction.- Only one parent.
- No mixing of Genetic Material.
- No fertilisation.
8Suggest one advantage of using tissue culture and not using cuttings to produce plants.More offspring produced by a single parent plant.
9What is a drug?A substance that affects Body Chemistry.
10There is a junction between the connecting neurone and the neurone carrying the impulse to the brain. What name is given to the junction?A Synapse.
11In what form is information passed across the Synapse?Chemical Impulses.
12Describe the pathway taken by the nerve impulse in the Blink Reflex.Light Sensitive Cell - Connecting Neurone
- Sensory Neurone - Brain -
Motor Neurone - Eyelid Muscle.