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Science Quiz
Chapter 4 lesson 2
19
Science
4th Grade
01/06/2020

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Cards

Term
Pistil
Definition
The female part of the flower that contains the ovary, where egg cells are produced
Term
Stamen
Definition
The male part of the flower that produces pollen. Pollen contains sperm cells.
Term
Sepals
Definition
The leaflike parts that cover and protect the petals before the flower opens
Term
Petals
Definition
Often colorful. Protect the parts of the flower that make seeds (pistil and Stamen). They attract living things
Term
How are seeds made?
Definition
Sperm cells and egg cells mix.
Term
What are the 4 parts of a flower?
Definition
Pistil, Stamen, Sepals and Petals
Term
How do Scientist Classify Plants?
Definition
By how they reproduce
Term
List two examples of plants that grow from spores instead of seeds.
Definition
Mosses and Ferns
Term
What is the Life Cycle of a plant?
Definition
1. A SEED is planted
2. GERMINATION- after a seed is planted germination begins; it is the sprouting of a seed
3. MATURATION - The stage at which plants can reproduce
4. FLOWERING - A mature plant produces flowers which produce pollen
5. SEED PRODUCTION - Pollination occurs and produces more seeds
Term
Nectar
Definition
a Sweet liquid made by flowers
Term
Pollination
Definition
the movement of pollen form stamen to pistil
Term
Fertilization
Definition
when the sperm cell and egg cell combine
Term
Ovary
Definition
The thick bottom part of the Pistil
Term
Seed Dispersal
Definition
The scattering of plant seeds
Term
What do seeds need to grow?
Definition
Sun, water and oxygen
Term
Name 3 types of animal Pollinators
Definition
Bees, butterflies and birds
Term
What guides an animal or an insect to a flower?
Definition
The colorful petals or the scent.
Term
What is necessary for fertilization to occur?
Definition
Pollination
Term
Germinate
Definition
The seed starts to grow into a plant
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