"Rapeseed Flowers Are Blooming" New Life PPT Courseware

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"Rapeseed Flowers Are Blooming" New Life PPT Courseware

1. Observe a rapeseed plant

This is a flowering rape plant.

Ask the students to talk about the parts of this rapeseed plant.

Rapeseed flowers

Rapeseed flowers and impatiens have roots, stems, leaves, flowers, fruits and seeds. Such plants are called green flowering plants.

Hands-on experiments

——Let's perform a small surgical "anatomy" on the flower

1. Experimental purpose:

Understand the quantitative characteristics of various components of rapeseed flowers

2. Experimental materials and tools:

Rapeseed flowers, pen

3. Experimental steps:

(1) Remove the sepal, observe its color, smell its smell, and count how many sepals there are;

(2) Remove the petals, observe its color, smell its scent, and count how many there are;

(3) Remove the stamens, observe its color, smell its smell, and count how many there are;

(4) Remove the pistil, observe its color, smell its smell, and count how many there are;

What will happen to the buds?

1. Count how many flowers this rapeseed plant has bloomed?

2. Count how many flower buds this rapeseed plant has?

Summary:

1. Rapeseed: roots, stems, leaves, flowers, fruits and seeds.

2. The four parts of rape flowers: sepals, petals, pistils, and stamens.

3. Growth changes of rapeseed flowers: flower buds, blooming flowers, newly bloomed flowers, flowers that are about to fade, flowers that have faded, and fruit pods (fruits).

What else do you want to know?

1. How do rape flowers bear fruit?

2. Find out what kinds of flowers bloom on our campus;

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"Rapeseed Flowers Bloom" New Life PPT download:

"Rape Blossoms Bloom" New Life PPT Download Part One: Introduction of New Knowledge In spring, flowering plants begin the process of creating new life in the form of hundreds of flowers in full bloom. ... ... ... Rapeseed flowers are blooming PPT, part 2: new knowledge explanation Look, rape flowers are blooming...

"Rapeseed Flowers Bloom" New Life PPT:

"The Rapeseed Flowers Are Blooming" New Life PPT Part One: Observing a Rapeseed Plant We have observed the roots, stems, leaves, flowers, fruits and seeds of the impatiens. Can you differentiate between roots, stems, leaves, flowers, fruits and seeds of rapeseed? ... ... ... Rapeseed flowers are blooming PPT...

"Rape Flowers Are Blooming" New Life PPT Courseware 2:

"Rape Flowers Are Blooming" New Life PPT Courseware 2 Divide into groups to observe what parts a rape flower includes. This is a flowering rape plant. The group communicates about the parts of rapeseed. Rapeseed flowers and impatiens have roots, stems, leaves, flowers, fruits and seeds..

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Update Time: 2024-09-03

This template belongs to science courseware Fourth Grade Science Volume 2, Textbook Edition industry PPT template

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