Lecture 18 Flashcards

1
Q

Energy from algal biofuel is less/more than is needed to make it

A

Less

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2
Q

Yield of algae oil vs plant oils (bio oils)

A

Algae is more

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3
Q

Price of algae oil vs bio oil

A

Bio oil is cheaper

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4
Q

Which is more feasible: algae or bio oil

A

Bio oil

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5
Q

Plant seeds contain lipids that serve to feed ____

A

Developing embryos

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6
Q

Corn kernels have ___% oil (lipid) content

A

4-5%

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7
Q

Lipid(oil) content varies by ____

A

Species and cultivar

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8
Q

What part of the seed are lipids most highly concentrated in

A

Germ

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9
Q

Why are lipids most concentrated in the germ of the seed

A

Fuel growth during germination when a young plant is undergoing respiration

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10
Q

What part of the fruit is palm oil extracted from

A

Mesocarp (fleshy part of the fruit)

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11
Q

Palm kernel oil is extracted from the ___ of the fruit

A

Seed

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12
Q

1 consumed vegetable oil globally

A

Palm oil

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13
Q

Metric tons of palm oil produced in 2017

A

64.6

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14
Q

What is more common: palm oil or palm kernel oil

A

Palm oil (34% vs. 4%)

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15
Q

2 consumed vegetable oil globally

A

Soybean oil

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16
Q

Metric tons of soybean oil produced in 2017

A

56.3

17
Q

Top three producers of soybean oil

A

US, Brazil, Argentina

18
Q

What are the dried remains after the oil is extracted out of the soybean used for

A

Animal feed (mostly chickens in the US)

19
Q

Most biodiesel in the US is derived from _____

A

Soybean oil

20
Q

Rapa is latin for ___-

A

Turnip

21
Q

What family is rapa a member of

A

Brassicaceae family

22
Q

Brassica napus is renowned for ____

A

Oil content

23
Q

Canola was derived to have ____

A

Low erucic acid levels

24
Q

Metric tons of rapeseed oil consumed in 2017

A

29.3

25
Q

Rapeseed oils are ___% of all vegetable oils

A

15%

26
Q

Biggest producers of rapeseed oil

A

Canada and China

27
Q

Family and genus of sunflowers

A

Aster family
Helianthus genus

28
Q

Leading producers of sunflower oil

A

Russia and Ukraine

29
Q

Where are sunflowers native to

A

US

30
Q

Why is sunflower oil popular in Russia

A

Not banned by the Russian orthodox church during lent

31
Q

Metric tons of sunflower oil consumed in 2017

A

17.3

32
Q

Oils that dominate the market

A

Palm, soy, rapeseed, and sunflower oil

33
Q

Other popular oils

A

Peanut, cottonseed, coconut, olive, corn, safflower, sesame

34
Q

Bioenergy oilseed crops being developed

A

Brassica carinata
Camelina sativa

35
Q

Dominant feedstock for biodiesel in the US

A

Soybean oil

36
Q

How much biodiesel does one bushel of soybeans (60 pounds) lead to

A

1.5 gallons

37
Q

Feedstock sources vary by ____

A

Facility

38
Q

Dynamic fuels

A

Some facilities use residual animal fat from food processing facilities

39
Q

Is biodiesel involved in the food vs fuel debate

A

Yes