Plant Life Cycles Dragons
20 Questions
| Total Attempts: 106
Questions and Answers
- 1.Plant life cycles have two alternating phases, one sexual and one asexual. This type of life cycle is called _______________________. .
- A.
Multiple generation
- B.
Alternative generation
- C.
Fixed generation
- D.
Plant generation
- 2.During the asexual phase, moss plants form capsules that contain _____________.
- A.
Eggs
- B.
Sugar
- C.
Leaves
- D.
Spores
- 3.During the sexual phase, moss spores grow into plants with male and female branches. Rainwater carries sperm to egg cells, and _______________ occurs.
- A.
Growing
- B.
Sterilizaton
- C.
Fertilization
- D.
Eggs
- 4.The male part of a flower is called the ___________________.
- A.
Leaf
- B.
Egg
- C.
Stamen
- D.
Pistil
- 5.The female part of a flower is called the ___________________.
- A.
Stamen
- B.
Root
- C.
Pistil
- D.
Egg
- 6.At the top of the filament is the __________,where pollen is produced.
- A.
Case
- B.
Flower
- C.
Anther
- D.
Pollen
- 7.The pistil is made up of a stigma, a style, and a(n) _________________(which contains the egg cells).
- A.
Flower
- B.
Egg
- C.
Ovary
- D.
Stamen
- 8.The ovary enlarges to become a(n) ________________as the seeds develop.
- A.
Flower
- B.
Fruit
- C.
Grape
- D.
Leaf
- 9.In addition to the embryo, a seed contains a food supply called the cotyledon.
- A.
True
- B.
False
- 10.The development of a seed into a new plant is called ______________. .
- A.
Germination
- B.
Fertilization
- C.
Growing
- D.
Stamen
- 11.After pollination, sperm cells from pollen move down the style of the pistil to the ovary.
- A.
True
- B.
False
- 12.Cone-bearing plants, such as pines and firs, are called ___________ .
- A.
Red woods
- B.
Mosses
- C.
Pines
- D.
Conifers
- 13.The tiny offspring inside a seed that can grow into a new plant is called a(n) _____________.
- A.
Pistil
- B.
Embryo
- C.
Egg
- D.
Leaf
- 14.I contain a flowering plant's sperm cells,I am the stamen.
- A.
True
- B.
False
- 15.Seeds with two cotyledons are called monocot.
- A.
True
- B.
False
- 16.Seeds with one cotyledon are called dicot.
- A.
True
- B.
False
- 17.I am the tough, outer covering on a seed.What am I?
- A.
Seed coat
- B.
Shell
- C.
Shield
- D.
Offspring
- 18.When pollen from the male cones reaches the female cones,_______________ occurs.
- A.
Germination
- B.
Occuption
- C.
Pollination
- D.
Sanitation
- 19.In gymnosperms and angiosperms, the asexual phase is much reduced, and the _________________is the dominant part of the life cycle.
- A.
Asexual phase
- B.
Sexual phase
- C.
Growth phase
- D.
Cycle phase
- 20.Angiosperms produce reproductive organs called flowers.
- A.
True
- B.
False
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