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Biology Unit 8

Total questions: 27

Worksheet time: 17mins

Name
Class
Date
1.

Types of autotrophs

a)

Photoautotrophs

b)

Chemiautotrophs

c)

Heterotrophs

2.

What do photoautotrophs use to make food?

a)

Sunlight

b)

Moonlight

c)

Candlelight

d)

Firelight

3.

Examples of Photoautotrophs

a)

Plants

b)

Algae

c)

Cyanobacteria

d)

Thermophilic bacteria

4.

Heterotrophs get energy from...

a)

Sugars produced by autotrophs for their energy needs

b)

Symbiotic relationships with other heterotrophs

c)

Photosynthesis from sunlight

5.

Examples of Heterotrophs...

a)

Animals

b)

Fungi

c)

Most bacteria

d)

Thermophilic bacteria

6.

Chemiautotrophs get their energy from...

a)

Autotrophs

b)

Capturing energy from inorganic compounds to make food

c)

Cellular respiration

d)

Light reaction

7.

Photosynthesis Reactants:

a)

H2O - Water

b)

CO2 - Carbon Dioxide

c)

Oxygen Waste

d)

Sunlight

8.

Photosynthesis Equation

a)

CO2+H2O -> sugar + O2

b)

H+CO2-> CH20

c)

Carbon + sugar -> sunlight

d)

Hydrogen + Oxygen -> sugar

9.

Photosynthesis and Cellular Respiration involve...

a)

complex metabolic pathways

b)

chloroplast

c)

pollen

d)

actin

10.

Types of metabolic pathways in photosynthesis

a)

light reaction and calvin cycle

b)

dark reaction and farenheit cycle

c)

carbon and respiration

d)

cellular respiration

11.

oxygen waste exits through where

a)

stomata

b)

respiration

c)

metabolic pathways

d)

light reaction

12.

Chloroplast Structure

a)

Double membrane (outer and inner)

b)

Stroma (not stoma)

c)

Grana (stacks of thylakoid)

d)

stoma

13.

Inside of Thylakoid

(a)  

14.

What converts light energy to chemical energy, making ATP and NADPH (an e-carrier)

a)

Light Reaction

b)

Calvin Cylce

c)

Lumen

d)

Stroma

15.

What is only found in plants that do photosynthesis

(a)  

16.

Where are high densities of chloroplasts occur in leaf cells?

a)

mesophyll (middle of leaf)

b)

Lumen

c)

Stroma

d)

Grana

17.

What occurs in the thylakoid membranes of cholorplast?

a)

Light reaction

b)

Calcin Cycle

c)

Stroma

d)

Energy Wave

18.

What uses ATP and NADPH to make sugar (food) occurs in stroma of chloroplast?

a)

Light Reaction

b)

Calvin Cycle

c)

Dependent reactions

d)

double membrane

19.

What is made electromagnetic energy composed of photon particles traveling as waves?

a)

Light Energy

b)

Dark Energy

c)

Weird Energy

d)

Green Energy

20.

The Visible range of light is ...

a)

700-400nm

b)

370-230nm

c)

1200-300nm

d)

30-450nm

21.

Components of Thylakoid Membranes

a)

Photosystems I and II; sights of light absorption

b)

Molecules that make up an Electron Transport Chain (ETC)

c)

Two enzyme complexes, NADP reductase and ATP synthesis

d)

zeaxanthin and cartenoids

22.

Main pigments of thylakoid membranes are:

a)

chlorophyll a (a)

b)

chlorophyll b (b)

c)

B - carotene (c), a type of carotinoid

d)

violet

23.

shortest wavelengths - most energy

a)

violets

b)

reds

c)

oranges

d)

yellow

24.

longest wavelengths - least energy

a)

reds

b)

violets

c)

yellows

d)

oranges

25.

Which two capture light for photosynthesis; reason leaves are green...

a)

Chlorophyll a

b)

Chlorophyll b

c)

B-Carotene

d)

Chlorophyll c

26.

What helps to protect photosystems by dissipating exess energy; also gound in cellls of carrots and energy?

a)

B-Carotene

b)

Chlorophyll a

c)

Chlorophyll b

d)

Chlorophyll c

27.

Other crotenoids include;

a)

Lycopene (red color of tomato)

b)

zeaxanthin ( yellow of corn kernels

c)

crustatian

d)

NADP reductase