BI. Multiple choice. Write the letter of the correct anuwer on the space proxed before the 1. The first level of organization is b. Tissues c. organ d. organs 2. Organ system make up b. tissues a. cell 20 đ d. organism 3. The brain is belong to the a. Digestive b. Skeletal system C. Nervous d. Excretory 4. To which organ system does the heart belong? a. Integumentary b. Reproductive c. Muscular d. Circulatory 5. Cells group together to form a organs b. tissues d. organism c. organ system 6. group together to form organs. b. tissues c. organ system d. organism a organs 7. Flowers, leaves and stems make up the a. root system b. shoot system c. digestive system d. excretory system 8. Part of the plant that holds the seeds. a root b. stem c. fruit d leaves 9. Part of the plant that absorbs water and nutrient from the soil. a. root b stem c. fruit d leaves 10. Which plant organ does NOT belong to the shoot system? a, flower b. roots cstem d leaves
Share
Answer:
1.d
2.a
3.d
4.c
5.a
6.a
7.b
8.c
9.b
10.a