Science Biology Test Unit 2

jjjohnson2212
Quiz by jjjohnson2212, updated more than 1 year ago
jjjohnson2212
Created by jjjohnson2212 about 6 years ago
6
0

Description

Quiz on Science Biology Test Unit 2, created by jjjohnson2212 on 11/11/2015.

Resource summary

Question 1

Question
How do we use nitrogen gas?
Answer
  • We dig it up from the soil
  • We convert it into nitrates
  • Take nitrates and make it into nitrogen gas so we can use it
  • We can't it's just in the atmosphere

Question 2

Question
When organisms die, their molecules of carbon get returned to the atmosphere by herbivores
Answer
  • True
  • False

Question 3

Question
Cells need nitrogen for....?
Answer
  • Bones
  • Proteins
  • Cell membrane
  • Photosynthesis

Question 4

Question
In the carbon cycle how do organisms obtain energy?
Answer
  • Absorb the nutrients from the ground
  • Break down sugar molecules

Question 5

Question
Ecological Niche is the way organisms occupy their positions in an ecosystem
Answer
  • True
  • False

Question 6

Question
Definition of Symbiosis
Answer
  • When one organism consumes another organism for food
  • Two or more organisms compete for the same resource
  • Interaction between two different species that live together in close association

Question 7

Question
The maximum number of offspring a species can produce, if resources were unlimited. This is the definition of carrying capacity.
Answer
  • True
  • False

Question 8

Question
Which is NOT a way people use fossil fuels
Answer
  • Using your cell phone
  • Petroleum
  • Charging your phone
  • Using heat

Question 9

Question
Glucose is produced dyring respiration in the carbon cycle?
Answer
  • True
  • False

Question 10

Question
Why is energy lost from a food chain as tropic levels increase?
Answer
  • Because when animals die/are killed most of their energy is absorbed into the ground
  • The energy goes to heat energy
  • Because energy can't transfer to another organism

Question 11

Question
The solid portion of the earth surface is called
Answer
  • Atmosphere
  • Lithosphere
  • Biosphere
Show full summary Hide full summary

Similar

Water World - Hydrological Cyle Key Terms
Nikki Azevedo
AQA A2 Biology - Chapter 6 Nutrient Cycles
Charlotte Lloyd
Abiotic and Biotic Factors
stephanie kucharski
Science FLASHCARDS UNIT 5.1
Assged Abdalla
Unit 4 FLASHCARDS Assged Abdalla
Assged Abdalla
ANIMALS & PLANTS
nisha.biyani2010
GCSE AQA Biology 1 Energy Transfer, Decay and The Carbon Cycle
Lilac Potato
The nitrogen cycle
omorphos
The Water Cycle
Orlagh Bonser
Carbon Cycle, Eco System, Food chains and communities YEAR 9 GCSE END OF TERM TEST
Sam Manesh
Biology - Ecology
Somto Ibeme