S3 Biology - Balerno - WYSK

Question 1

If all the rabbits in the population died...

Accepted Answer

the grasshopper population would increase

Question 2

True or False. A consumer can be a predator, a prey and and an omnivore.

Accepted Answer

True

Question 3

Which example below describes the use of a biological control to control a pest species

Accepted Answer

a pest disease is intentionally introduced

Question 4

Which product of the light reaction are used during Carbon Fixation?

Accepted Answer

ATP and Hydrogen

Question 5

If all the owls died...

Accepted Answer

the grasshopper population would increase, the grain population would decrease

Question 6

True or False. The greater the biodiversity, the more unstable an ecosystem.

Accepted Answer

False

Question 7

Community + habitat =...

Accepted Answer

ecosystem

Question 8

When using pitfall traps, which step should be taken to avoid trapped organisms eating each other?

Accepted Answer

Check the sample regularly

Question 9

What is limiting the rate of photosythesis at point x ?

Accepted Answer

light intensity

Question 10

What is term used to describe the build up of toxins (from pesticides) along a food chain?

Accepted Answer

biomagnification

Question 11

Which practice below reduces the use of fertilisers?

Accepted Answer

crop rotation

Question 12

This quiz has been useful in remembering things I learned in S3

Accepted Answer

Yes, I forgot about a few things, No, but it was still good, Yes, it showed me my memory is terrible., No, I already remebered it all

Question 13

What is the term used to describe fertilisers getting washed into waterways?

Accepted Answer

leaching

Question 14

The producers in this food web are...

Accepted Answer

carrots , grasses and grains

Question 15

When measuring the pH of a sample using a pH meter, to minimise error, you should...

Accepted Answer

wipe the probe in between samples, take multiple measurements and calculate and average

Question 16

True or False. A producer produces the chemical energy used by carnivores.

Accepted Answer

True

Question 17

When sampling an area you must ensure...

Accepted Answer

the samples are representative of the ecosystem

Question 18

Fertilisers are used to...

Accepted Answer

increase food yield

Question 19

What is released as a by-product of light reactions?

Accepted Answer

O2

Question 20

The variety of different species present in the community of an ecosystem is described as the...

Accepted Answer

biodiversity

Question 21

Which source of error applies to measuring light intensity with a light meter?

Accepted Answer

Shadows from data collectors

Question 22

All the living and non-living components in an area can be described as...

Accepted Answer

an ecosystem

Question 23

For bioaccumulation of a toxin to occur, the toxin must not be able to be..

Accepted Answer

broken down

Question 24

Which of the below is a list of biotic factors?

Accepted Answer

food availability, competition and disease

Question 25

Which unit of Nat 4 and Nat 5 biology did we study in S3 Biology?

Accepted Answer

Life on Earth

Question 26

Which important element is in fertilisers to help plants make protein?

Accepted Answer

nitrogen

Question 27

The omnivores in this food web are...

Accepted Answer

birds

Question 28

Photosythesis takes place in this organelle

Accepted Answer

chloroplast

Question 29

What form of energy does photosythesis need in order to work?

Accepted Answer

Light Energy

Question 30

The larger the population of lions in an area...

Accepted Answer

the higher the likelihood of disease spreading

Question 31

A benefit of using biological controls instead of pesticides is...

Accepted Answer

impacts on the ecosystem are reduced

Question 32

How do animals obtain the nitrogen required for protein production?

Accepted Answer

by eating other organisms

Question 33

Algal blooms result in the death of fish because...

Accepted Answer

oxygen levels are reduced

Question 34

Which of the following is NOT a limitation of using quadrats to sample an area.

Accepted Answer

placing the quadrats at random

Question 35

The arrows in a food chain represent...

Accepted Answer

energy flow

S3 Biology - Balerno - WYSK

Questions 35

S3 Biology - Balerno - WYSK

Questions 35