Daily Practice · GCSE Science

Daily Practice - GCSE Science

21st February 1995

5 questions · GCSE · 584 questions in this band

1
Inheritance, Variation and Evolution
Explain, using the idea of natural selection, why a population of insects can become resistant to a pesticide over time.
2
DNA, Genetics and Inheritance
State one ethical concern raised by embryo screening.
3
Variation, Evolution and Selection
State one advantage and one disadvantage of selective breeding in farm animals.
4
Ecology
Name the equipment used to measure the abundance of a small plant species within a sample area.
5
Ecosystems, Adaptation and Feeding Relationships
A student places ten 1 m x 1 m quadrats at random across a school field of area 3000 m2 and counts a total of 45 dandelions across all ten quadrats. Estimate the total number of dandelions on the field.

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