
Ilmu Pengetahuan Alam
Presentation
•
Science
•
4th Grade
•
Hard
Cikgu Nurul
FREE Resource
6 Slides • 4 Questions
1
Ilmu Pengetahuan Alam
By Cikgu Nurul
SUMBER DAYA ALAM
KELAS 4
SEMESTER 2
2
3
4
5
6
7
Multiple Choice
Sumber daya alam akan cepat habis, apabila digunakan terus menerus tanpa ada perbaikan. Menanam kembali hutan yang gundul, dengan tanaman baru disebut ….
Abrasi
Erosi
Reboisasi
Sengkedan
8
Multiple Choice
Perhatikan beberapa manfaat dari sumber daya alam berikut !
(1) Melindungi pantai dari erosi dan abrasi
(2) Menahan tanah longsor
(3) Mencegah banjir
(4) Menciptakan udara pesisir yang bersih dan segar
(5) Menjadi habitat alami berbagai biota darat dan laut
Manfaat dari adanya keberadaan hutan bakau ditunjukkan nomor…
(1), (2), dan (3)
(1), (2), dan (3)
(1), (4), dan (5)
(2), (4), dan (5)
9
Multiple Choice
Kegiatan berikut yang merusak kelestarian sumber daya tanah adalah....
Reboisasi
Tebang pilih
Melakukkan terasering pada lahan miring
Kegiatan pertambangan
10
Multiple Choice
Berikut yang bukan merupakan usaha pelestarian sumber daya hutan adalah…
Melakukan perburuan hewan-hewan langka
Mengadakan reboisasi hutan yang gundul
Mengembangbiakkan tumbuhan langka untuk penelitian
Melakukan sistem tebang pilih tanaman
Ilmu Pengetahuan Alam
By Cikgu Nurul
SUMBER DAYA ALAM
KELAS 4
SEMESTER 2
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