AQA B2.2 - Organisms in the environment

Sarah Hyde
Quiz by Sarah Hyde, updated more than 1 year ago
Sarah Hyde
Created by Sarah Hyde over 6 years ago
14
1

Description

A quiz on organisms in the environment!

Resource summary

Question 1

Question
What is the word equation for photosynthesis?
Answer
  • carbon dioxide + water => glucose + oxygen
  • glucose + oxygen => water + carbon dioxide
  • glucose + carbon dioxide => water + oxygen
  • water + oxygen => glucose + carbon dioxide

Question 2

Question
What solution do we use to identify starch in leaves?
Answer
  • Iodine
  • Chlorine
  • Fluorine

Question 3

Question
The blue-black iodine turns brown in the presence of starch, showing that photosynthesis has occurred.
Answer
  • True
  • False

Question 4

Question
What is a limiting factor?
Answer
  • A factor that puts a cap on the rate of photosynthesis
  • A factor that stops photosynthesis occurring
  • A factor that increases the rate of photosynthesis

Question 5

Question
What are 5 limiting factors of photosynthesis?
Answer
  • A lack of light
  • Too hot
  • Too cold
  • A high carbon dioxide concentration in the surroundings
  • A low carbon dioxide concentration in the surroundings
  • A lot of water in the soil
  • Not much water in the soil

Question 6

Question
Glucose produced by photosynthesis can be...
Answer
  • converted into insoluble starch for storage
  • used for respiration
  • converted into fats and oils for storage
  • used to produce cellulose
  • used to produce proteins
  • used to produce ions

Question 7

Question
A measurement is repeatable if the investigation is repeated by a different person or using different equipment and the same results are obtained
Answer
  • True
  • False

Question 8

Question
An experiment is reproducible if the original experimenter repeats the investigation with the same method and equipment and the same results are obtained.
Answer
  • True
  • False

Question 9

Question
Data is valid if it answers the question asked or finds what was needed to be found.
Answer
  • True
  • False

Question 10

Question
The validity and reproduciblity of data increases as more results are taken.
Answer
  • True
  • False
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