Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks.
Bacteria are the smallest known living things with a cellular structure. These colorless, one-celled micro-organisms exist (1)......... organic matter is found: in soil, in water and in the air. Since most of them have no chlorophyll, they cannot use light energy to synthesize their food, (2).......... green plants do.They must get their food in other ways. In this, bacteria resemble animals. However, since they are enclosed in a cell wall, they can only (3)........ dissolved food like plants do. Although most bacteria do not contain chlorophyll, some of them can make their own organic food from simple inorganic (4)...... . They do not, however, use light energy for this purpose. Others get ready-made food from dead plants and animals. Still others are parasites. Parasites are (5)....... to enter other living organisms and take food from them. In doing so, they often cause diseases or the death of their hosts.
(4)........................
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Lời giải:
Báo saiĐáp án A. materials (n.): vật chất, nguyên liệu
Các đáp án còn lại:
B. foodstuffs (n.): thực phẩm;
C. supplies (n.); nguồn cung cấp;
D. resources (n.): tài nguyên.
Thông tin trong bùi:
Although most bacteria do not contain chlorophyll, some ọf them can make their own organic food from simple inorganic materials. They do not, however, use light energy for this purpose.
—» Mặc dù hầu hết vi khuẩn không chứa chất diệp lục trong mình, một vài trong số chúng có thể tự tổng hợp dưỡng chất hữu cơ cho mình từ những vật chất vô cơ đơn giản. Tuy nhiên, chúng không sử dụng năng lượng ánh sáng cho mục đích này.