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SCIENCE 9 (Long quiz)

Total questions: 25

Worksheet time: 13mins

Name
Class
Date
1.

In Natural Causes of Extinction:


_______ forms when sulfur dioxide and/or nitrogen oxides released into atmosphere from volcanic eruptions.

a)

acid rain

b)

asteroids

c)

climate change

d)

global warning

2.

_________is the end of a group of organisms, normally species

a)

Extinction

b)

death

c)

ungroup

3.

The _______often result in flooding in coastal areas, and because of the ice caps melting. What cause is this?

a)

asteroids

b)

diseases

c)

rising sea levels

d)

invasive species

4.

This refers to a phenomenon in which a certain species that was presumed extinct has been re-discovered in another place

a)

species range

b)

species migration

c)

lazarus taxa

d)

wildlife trade

5.

Waste and other chemicals from factories, machineries pesticides and etc, will cause?

a)

asteriods

b)

diseases

c)

pollution

6.

How can you help to protect the endangered animals for extinction?

a)

reduce, reuse, recycle

b)

plant more trees

c)

lesser eating meat

d)

All of the above

7.

Humans abuse the resources and as a result it cause __________

a)

pollution

b)

National & International Wildlife Trade

c)

climate change

d)

Habitat Degradation

8.

It can wipe out all life on earth because of explosion. What natural causes of extinction is it?

a)

climate change

b)

asteroids

c)

acid rain

d)

invasive species

9.

it refers to the illegal act of capturing non-domesticated animals.

a)

billing

b)

poaching

c)

poching

d)

trade

10.

It is called when species move to one place to another what is it?

a)

biological

b)

migration

c)

movers

11.

Which of the following is an example of a natural causes of extinction?

a)

wildlife trade

b)

deforestation

c)

pollution

d)

asteroids

12.

the process by which green plants and certain other organisms transform light energy into chemical energy.

a)

photosntheis

b)

photosynthesis

c)

picturesynthesis

13.

It is the part of the plant leaf that consists of vascular tissues that hold xylem vessels and the phloem. What is it?

a)

upper epidermis

b)

lower epidermis

c)

stoma

d)

vascular bundle

14.

This refers to the epidermal pores where substances enter.

a)

mesophyll

b)

stoma

c)

upper epidermis

d)

lower epidermis

15.

__________in photosynth esis take place only in the presence of light energy from the sun. What stage is it?

a)

Light-dependent reaction

b)

Kerbs Cycle

c)

Photosystem

16.

ATP means?

a)

academic transfer periodic

b)

adenosine transfer photosynthesis

c)

adenosine triphosphate

17.

______________absorb sunlight and use it in conjunction with water and carbon dioxide gas to produce food for the plant

a)

Chloroplast

b)

chlorophyll

c)

ATP

d)

NADPH

18.

Dr. Melvin Calvin did not discover the reactions occurring in Calvin cycle.

a)

TRUE

b)

FALSE

19.

Cellular respiration refers to the process of breaking down the carbohydrate molecule into ATP.

a)

TRUE

b)

FALSE

20.

Mitochondria is the second stage of cellular respiration

a)

TRUE

b)

FALSE

21.

In Cellular Respiration there are 3 stages.

a)

true

b)

false

22.

Regeneration when 2 molecules of G3P are required to make one molecule of glucose.

a)

true

b)

false

23.

RuBP is called Ribulose Bisphosphate. Combination of one to 5-carbon molecule.

a)

TRUE

b)

FALSE

24.

The Kerbs cycle begins with two molecules of pyruvic acid.

a)

TRUE

b)

FALSE

25.

Glycolysis is the first stage of cellular respiration that does not require oxygen.

a)

TRUE

b)

FALSE