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Cô Pu Bài 3

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

Nguyên tố hóa học chiếm tỷ lệ lớn hơn 0,01% khối lượng chất khô của tế bào được gọi là?

a)

nguyên tố đa lượng

b)

nguyên tố vi lượng

c)

nguyên tố hữu cơ

d)

nguyên tố vô cơ

2.

Thiếu Ngto Iodine sẽ gây ra bệnh j

a)

bướu cổ

b)

thiếu máu

c)

ung thư

d)

bại liệt

3.

What is the function of the mitochondria?

a)

To regulate cell division

b)

The function of the mitochondria is to produce energy in the form of ATP through cellular respiration.

c)

To store genetic information

d)

To synthesize proteins

4.

What are the four main types of macromolecules?

a)

Vitamins, Minerals, Water, Fiber

b)

Sugars, Amino Acids, Fatty Acids, DNA

c)

Enzymes, Hormones, Antibodies, Starch

d)

Carbohydrates, Proteins, Lipids, Nucleic Acids

5.

What is the role of DNA in cells?

a)

DNA acts as a structural component of the cell membrane.

b)

DNA carries genetic information and directs cellular activities.

c)

DNA is responsible for energy production in cells.

d)

DNA helps in the digestion of food.

6.

What is natural selection?

a)

Natural selection is the process by which organisms that are better adapted to their environment tend to survive and reproduce more successfully.

b)

Natural selection is the process of organisms changing their environment to survive.

c)

Natural selection is the method by which all organisms are created equally.

d)

Natural selection is the random process of extinction of species.

7.

What is the difference between prokaryotic and eukaryotic cells?

a)

Prokaryotic cells lack a nucleus and organelles; eukaryotic cells have a nucleus and organelles.

b)

Prokaryotic cells contain membrane-bound organelles; eukaryotic cells do not.

c)

Eukaryotic cells are smaller than prokaryotic cells.

d)

Prokaryotic cells have a nucleus; eukaryotic cells do not.

8.

What is the function of ribosomes?

a)

To transport nutrients within the cell.

b)

To generate energy for cellular processes.

c)

The function of ribosomes is to synthesize proteins.

d)

To store genetic information.

9.

What are the stages of the cell cycle?

a)

Photosynthesis phases

b)

Cellular respiration stages

c)

Interphase (G1, S, G2) and Mitotic phase (M)

d)

Protein synthesis steps

10.

What is the significance of biodiversity?

a)

Biodiversity has no impact on climate change.

b)

Biodiversity is only important for wildlife conservation.

c)

Biodiversity is irrelevant to agricultural productivity.

d)

Biodiversity is significant for ecosystem health, stability, and human well-being.