Habitats and ecosystems Quiz
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5 questions, one answer each
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1. A scientist counts all the cacti of one species in a desert valley. What is she counting?
- A. A community
- B. A habitat
- C. A population
- D. An ecosystem
2. Which is an abiotic factor for a pond ecosystem?
- A. The light intensity reaching the water
- B. The fish eating the insects
- C. The frogs in the pond
- D. The algae floating on the surface
3. A camel stores fat in its hump and produces very little urine. Which kind of adaptation is the low urine production?
- A. Structural
- B. Behavioural
- C. Competitive
- D. Physiological
4. In a food web, hawks eat snakes and snakes eat mice. The hawks are removed. What is the most likely first effect?
- A. The mouse population increases
- B. The snake population increases
- C. The snake population stays the same
- D. The hawk population increases
5. Which statement is true of every living organism?
- A. It has a backbone
- B. It is made of cells that contain DNA
- C. It can photosynthesise
- D. It lives in water