1) The environment in a habitat is mainly caused by: a) physical environmental factors b) temperature c) humans d) chemicals 2) The five groups of vertebrates are a) chickens, dolphins, eagles, turtles b) mammals, reptiles, penguins, worms, bacteria. c) amphibians, birds, reptiles, mammals, fish d) fish, amphibians, mammals, snakes, insects 3) Seeds are a) made by flowering plants and conifers b) made by certain kinds of animal c) only found in apples d) made by excretion 4) Plants that live in dry areas have adaptations to move water to parts that are getting too dry. The water is carried inside: a) straw vessels b) xylem vessels c) drinking vessels d) leaf vessels 5) Which sampling method would you use to find small animals in leaf litter or in a soil sample? a) pond dipping b) tree beating c) a Tullgren funnel d) a sweepnet 6) A population is: a) the number of individuals of a species in a habitat. b) a list of all the different organisms found in c) a list of what people’s favourite animals are d) the number of different species in a habitat 7) A garden measures 10 m by 5 m. A 1 m2 sample is taken and found to contain two dandelion plants. What would you estimate the population of dandelion plants to be in the garden? a) 2 b) 45 c) 50 d) 100 8) A certain plant is only found under trees in a park habitat. How is its distribution best described? a) even b) uneven c) shady d) thin 9) Which three things are all physical environmental factors? a) light intensity, temperature and oxygen concentration b) number of plants, temperature and food supply c) number of plants, number of rocks and number of animals d) number of dead organisms, temperature and oxygen concentration 10) What is this piece of equipment called? a) a pooter b) a pH meter c) a thermometer d) an anemometer 11) A jack rabbit has very big ears. Which of these changes to its habitat would cause problems for jack rabbits because of this adaptation? a) It gets much hotter b) It rains a lot c) It becomes much quieter d) The area is covered by permanent snow 12) Computers are not used by ecologists to: a) measure factors. b) record measurements of factors automatically. c) write reports d) send data from a habitat back to a laboratory 13) What does the word ‘predator’ mean? a) An animal that is eaten by other animals. b) An animal that eats other animals c) An animal that eats the dead remains of animals. d) An organism that makes its own food 14) Three resources that a population of rabbits needs to survive are: a) food, oxygen and carbon dioxide. b) food, water and a mate. c) water, light and carbon dioxide d) oxygen, carbon dioxide and shelter. 15) Which of these things will not cause the number of rabbits in a population to decrease? a) Rabbits produce fewer offspring b) More rabbits are eaten by foxes. c) There are more lettuces for rabbits to eat. d) More rabbits catch a fatal disease. 16) Which of these things do plants compete for? a) all of them b) only oxygen c) oxygen and heat d) water and light 17) Which of the following is not a way in which energy is lost from a food chain? a) respiring b) moving c) producing waste d) being eaten 18) What is a pesticide? a) a type of fertiliser used by farmers b) a chemical that kills organisms that ruin crops c) a type of food for small animals d) an animal that eats crops 19) What is a ‘secondary consumer’? a) someone who watches Watchdog on television for a second time b) the third organism in a food chain c) the second organism in a food chain d) a second plant in a food chain 20) This diagram shows a pyramid of numbers. Which of the following food chains does it represent? a) grass --> rabbit --> fox b) grass --> sheep --> tick c) oak --> caterpillar --> bird d) lettuce --> slug --> bird

Dodo quiz

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