What are the three ways plants bear fruits?
A: Double fertilization
B: Parthenocarpy
C: Apomixis
D: Pollination
A: Double fertilization
B: Parthenocarpy
C: Apomixis
D: Pollination
A,B,C
举一反三
- Why do plants spread their fruits or seeds? A: For pollination B: For rooting C: For fertilization D: For offsprings growing better
- What is double fertilization (双受精)？And what is the biological significance （生物学意义） of double fertilization?
- The Apomixis of plants are A: Adventitious embryo B: Parthenogenesis C: Patrogenesis D: Diploid gametophyte
- What are the three ways to create powerful descriptive language?
- What three ways were introduced as celebrations of the New Year in the USA?
内容
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What are the three most influential plants in ancient China? A: Mulberry B: lacquer tree C: rubber tree D: tea
- 1
The fruits of plants in Brassicaceae are always (). A: siliques B: drupes C: aggregate follicles D: achenes
- 2
Which of the following cannot be taken into a foreign country? A: animals B: plants C: fruits D: vegetables
- 3
What is triple room?( ). A: Room for three people with a double bed and a single bed or three single beds B: Room for two people with a double bed C: Room for a family with children with four or more beds
- 4
中国大学MOOC: what is in vitro fertilization?